Generally, Napier grass can grow between 10 to 33 degrees Celcius, but more or less temperature affects their growth including a sudden change in seasonal conditions. Buy Napier Grass Seeds From Here: Product Napier Grass Seeds. We use water mixture minerals necessary requirements that plants need. Butts, E.J. Combined fertilizer treatment yield effects in napier grass for N and K fertilizers were not significant and are removed from the statistical model for yield to achieve greater replication (Table 2). In H.E. Pesticides, growth regulators, and defoliants were applied based on field scouting and best management recommendations. Most people are now interested in Foreign breeds like Jersey and HF like cows. Per industry standards, final pod weight was obtained after grading by deducting foreign mature and adjusting to 7% moisture content for determining final yield. Resulting from objective 2 will be cross commodity breakeven prices for each crop such that returns per acre are equal providing price points at which napier grass is economically competitive to the cropping system as well as crops with the system. . Though the production of seeds is not that consistent, the collection part is very tough. In cotton the required breakeven price was not reached during the 5-year period and was reached only two times during the 10-year price period. Principal purpose of chicken farm is to raise chickens for meat. Don't fill irrigation water more than 2 inches when the plant becomes 20 cm long. Now start digging the roots and shoots which have been growing beneath the ground level. Because its fragrance on the surface of the leaves hesitates cattle to eat the fodders. Napier grass cannot survive in the lands which are waterlogged and prone to floods. Economic Competitiveness of Napier Grass in Irrigated and Non-irrigated Georgia Coastal Plain Cropping Systems, https://doi.org/10.1007/s12155-018-9916-1, Agronomic performance, nitrogen acquisition and water-use efficiency of the perennial grain crop Thinopyrum intermedium in a monoculture and intercropped with alfalfa in Scandinavia, Perennial Bioenergy Crop Yield and Quality Response to Nitrogen Fertilization, Alley Cropping System in Degraded Land of Central India: Evaluation of Crop Performance, Economic Benefit and Soil Nutrients Availability, Conservation Agriculture-based Sustainable Intensification of Cereal Systems Leads to Energy Conservation, Higher Productivity and Farm Profitability, Cover crops for weed suppression in organic vegetable systems in semiarid subtropical Texas, Herbage accumulation, nutritive value and beef cattle production on marandu palisadegrass pastures in integrated systems, Green Manuring for Low-input Irrigated Maize Cultivation as an Energy Crop in Mediterranean Climates, Mulching and nitrogen management in peanut cultivation: an evaluation of productivity, energy trade-off, carbon footprint and profitability, Utilisation of cover crops: implications for conservation agriculture systems in a mediterranean climate region of South Africa, https://doi.org/10.1094/CM-2011-0721-02-RS. They sow as a plant to plant distance should be 2 feet and row to row distance should be 2 feet. Organic Farming : Myths and Facts Read or Miss Out, Farming System: Definition And Types Of Farming System, Insight On Cultivation Of Rice: From Sowing To Harvesting. Super Napier grass doesn't get any kind of fungal disease, never gets destroyed by grasshoppers, and most importantly, Napier grass can be sustained for at least 5 years. Salassi et al. Super Napier Grass Farming | Fodder Grass Cultivation - YouTube One acre of Napier grass planted by the conventional method can give enough feed for 1 to 2 dairy cows for one year This particular grass can have 8 to 10 feet tall and at least 6 to 10 kg fodder at once from a single plant. Napier grass, a tropical plant, can grow up in drought and dry conditions. Feed 70 kg or 7 headloads of fresh Napier grass to a dairy cow per day. When plants appear 15 cm and just more from the ground level, first composting can apply to the plants. For milk-producing animals, Super Napier grass is highly recommended to increase milk production. These cuttings can be 15 to 20 cm long and white-yellowish by color. Super Napier grass directly impacts the physical growth of animals. Producers should also consider the implications of the multi-year commitment of perennial crop production relative to the flexibility of altering annual cropping sequences as factors influencing net returns change. Economic feasibility of biofuel crops in Florida: energycane on mineral soils. Yields (kg/ha) of King Napier grass cut different - ResearchGate For the plantation of Napier grass, there are two methods used: In this method, you need to first dig the field up to 20 centimetres wide and 20 centimetres deep by maintaining a distance of up to 90 centimetres in between the rows and a distance of 60 centimetres between the plants. This study provides results from a 5-year study on the yield and variable cost of production (including land rent) per ton for napier grass produced in non-irrigated and irrigated regimes on the Coastal Plain region in South Georgia. Total rainfall received and irrigation applied during the growing season for each crop is provided in Table 3. Gir cow and milk production in India Even after keeping a desi tag, Gir cows are either the first or the second choice to start dairy farming in most of the country regions in India. Peanut Sci 37:100105, Nuti RC, Lamb MC, Sorensen RB, Truman CC (2009) Agronomic and economic response to furrow diking in irrigated and non-irrigated cotton (Gossypium hirsutum L.). When planting the seeds, tighten the soil to lighten the soil. Loosen the soil by watering and plant.After watering, put the stem in the bars at 60 cm intervals. et al. Correspondence to Online Crop Management 10. https://doi.org/10.1094/CM-2011-0721-02-RS, Lamb, M., Sorensen, R., Nuti, R. C., Butts, C.L. https://doi.org/10.1111/gcbb.12320, USDA-NASS. Analysis of economic feasibility Napier grass can be grown for biogas production. After this, watering should be done immediately. Year was regarded as random with fixed treatments and the main effects and interactions tested using appropriate error terms. But in the present time, things are changed. This grass is tall and its formation will be rousted and the clumps will look like bamboo. After each harvest, 30 kg of nitrogen (65 kg of urea) will be given higher yield. Cuttings Style. PubMed Required fields are marked *. The shoot become hard and flowers prematurely. These nodes can be purchase by local farmers or your nearby branch under the government scheme. The depth of the land ploughed is deeper when done by the bull rather than when it is done by the tractor. Super Napier grass is good for goats, even for the bigger cattle. There is no need to weed after that. You can convert Poultry farming into sustainable poultry farm too. Poultry farming is a method of raising chickens for meat . If you don't have parental land then it cost higher than expected, but if you have already then it cost you very little in a year. The main reason is the significant cost of N at the application rates used in this study. Farmers should, therefore, continue to establish Napier grass using the current recommended size of three-node cuttings. In non-irrigated production regime napier grass was, however, more competitive. Amer. CAS Leave a stem length of 10 cm from the ground at harvesting. Main varieties of hybrid Napier grass are, Pusa Giant, IGFRI 5, NB 21, NB 37, IGFRI 7 and IGFRI 10. . At recent prices and yields for napier grass, peanut, cotton, and corn observed in this 5-year study, napier grass will not compete economically against traditional irrigated cropping systems. For cotton, the required breakeven price occurred during 2years (40%) and 5years (50%) for the respective time periods. After 80 days, after the first harvest, the weed can be take if necessary. The soil should be fully absorbed and given the required nutrients then the soil should be extinguished. How to Grow Super Napier Grass: A Guide to Planting to Harvesting Knoll et al. Packchong1 is the official name of Super Napier grass. Watering should be done on the third day. The estimated yield loss due to smut disease ranges from 26 to 46%. Nitrogen (28-0-0-5) was side-dressed twice for a yearly total of 235kgNha1 and potassium, phosphorous, and minor elements were applied based on recommended rates from soil analysis. Mooney et al. By all means, yes! The cost for the N rates of 84, 168, and 336kgha1 were $93, $168, and $336 per hectare, respectively. These costs were removed to accurately depict the actual cost. The 5-year (20112015) average price in Georgia for peanuts, corn, and cotton was used in this study at $545.11Mg1, $1.71kg1, and $223.93Mg1, respectively [11]. Selected cuttings or seeds must have at least 2 nodes, otherwise, the yield will not be satisfying. Yield. The GA-06G peanut cultivar was used in all crop years at a seeding rate of 19 seed m1 [12]. Next subsequent harvesting is done on the gap of 45 to 50 days each. EDIS document SC089, Anderson WF, Dien BS, Brandon SK, Peterson JD (2008) Assessment of bermudagrass and bunch grasses as feedstocks for conversion to ethanol. Make sure that you are applying at least 10 to 12 tonnes of farmyard manure in each and every hole. Though significant modifications to budgets were required due to differing production practices, costs per Mg were comparable to previous studies. Never use chemical pesticides because Super Napier plants don't get diseases. Cost for irrigation was based the actual irrigation applied each year at $50.2 per hectare-cm. Paturages et alimentation des ruminants en zone tropicale humide, 1989, 333-348: In the 50% irrigation level, the prices for peanuts, cotton, and corn would be $390.53Mg1, $1.41kg1, and $191.56Mg1, respectively. Combined the farm gate value of these crops totaled $1.5 billion in Georgia and are the dominant row crops produced in the coastal plain region of Georgia [11]. If the cross commodity breakeven price for peanuts (for example) is below the price received for peanuts, then napier grass (the comparison crop) provides higher net returns than peanuts. To achieve this goal, increased emphasis was placed on the development of cellulosic biofuels. Peanuts were dug and inverted using a 2-row inverter and allowed to cure in the field to approximately 18% moisture content. Data on production costs of napier grass, sugarcane, or energycane in the coastal plain region of Georgia are not available. For a long time, naturally cultivated farming can save 8 years of good yield and protein level. Agric. Napier grass which is scientifically called as Pennisetum purpureum is the one which has its origin in grasslands of Africa. The results will provide a baseline for economically comparing napier grass with existing row cropping systems in Georgia. When you take first harvesting, then composting is required to apply on plants just after getting the same height of first composting and so on. Wastewater can also be used for irrigation. Interest and focus on development of renewable biofuels has been increasing over the past decade leading to the introduction of a wide cadre of renewable feedstocks. Data were subjected to analysis of variance (ANOVA) using SAS JMP12 and Tukeys Honest Significant Difference (HSD) was used to test in crop yield response to irrigation and fertility treatments. Besides other green fodders like Berseem, Super Napier grass is one of the most productive and healthy green fodder for animals, especially for dairy farming animals. We don't use soil in hydroponic farming. Since no prices are established for napier grass, the breakeven prices for peanut, cotton, and corn were calculated individual and as a cropping system to address napier grass competitiveness. Calculating breakeven yields, prices, and cross commodity prices in annual crops is straightforward. Moisture was adjusted to 15.5% for final yield determination. Breakeven yield and price provide the yield and price point at which costs of production are covered for a specific crop [19]. The 336kgha1N rate was higher than the 84kgha1N rate in the 100% irrigation level (Table 4). Biogas Production from Napier Grass at Various Cutting Intervals - Springer Irrigated and non-irrigated land charges of $337 and $90 per acre to reflect regional rates were included for peanut, corn, cotton, and napier grass. Marshall C. Lamb. J Plant Reg 1:120120, Williams EJ, Drexler JS (1981) A non-destructive method for determining peanut pod maturity. 50 kg P and 50 kg K per hectare using urea (46% N), triple superphosphate, TSP (20% P) and muriate . Producers would have to consider their specific crop rotation sequences, productivity, and future price expectations. The use of alternative biomass sources that are not competitive with food production is intended for sustainable management in biogas production through anaerobic digestion. Advances in peanut science. Propagation of Super Napier as Better Source of Income - epashupalan It can also be grown in combination with fodder trees along with the boundaries of the field or contour lines to help to prevent the soil erosion. Read More BIHAR THUNDERSTORM | SAFETY MEASURES FOR FARMERSContinue, Read More Soybean Crop and CultivationContinue, Read More How To Control LEAF CURL VIRUS In Chilli?Continue, Read More Organic Farming : Myths and Facts Read or Miss OutContinue, Read More Farming System: Definition And Types Of Farming SystemContinue, Read More Insight On Cultivation Of Rice: From Sowing To HarvestingContinue, Your email address will not be published. One tim, Some people get suddenly excited by hearing the thumbnail or profit margin that people claim in hydroponic farming. The Napier grass has a very high production of biomass. 2023 Springer Nature Switzerland AG. Two dairy cows can feed on the Napier grass cultivated in an acre of land in a year. This study investigates the Napier grass and cattle slurry-based biogas production application that could be applied more cost-effectively more sustainable production biogas. Even in a small space, we can practice hydroponic farming. Irrigated yield increases demonstrate the yield and economic importance of irrigation in coastal region of Georgia. A randomized block design was used to compare sprinkler irrigation with a non-irrigated control during the 20112015 crop years with three replications, and each crop was produced in each crop year within the rotation sequences. Peanut Sci 33:8592, USDA-ARS, National Peanut Research Laboratory, 1011 Forrester Dr., SE, Dawson, GA, 39842, USA, USDA-ARS, Crop Genetics and Breeding Research Unit, 115 Coastal Way, Tifton, GA, 31794, USA, USDA-ARS, Southeast Watershed Research Laboratory, 2316 Rainwater Road, Tifton, GA, 31794, USA, Timothy C. Strickland,Alisa W. Coffin&Oliva Pisani, You can also search for this author in China raise the maximum number of chickens in the world for meat. Corn was produced on 330 thousand acres with a yield of 171 bushels per acre and a value of $194 million. Cane cuttings are placed at an angle of 450 inside the planting holes. On the first lactation, Hf cow produces 35 to 40 liters of milk per day for the next 2 months. Treatments were arranged in randomized complete block design that included four replicates under three irrigation levels. The quality is good with high calcium, magnesium and phosphorus and very low oxalate content. Using iron plought, two to five feet deep or about 15 to 30 cm ploughing should be done deeply. Higher N rates are important in achieving high irrigated napier grass yields but K rates did not influence yield. Super Napier grass yield per acre. Advantages of Napier Grass: Cotton acreage was 1.13 million yielding 966 pounds per acre with a value of $694 million. The disease reduces forage yield by 40 to 90%. Economic comparison of energy cane as a bioenergy feedstock has been a focus in these regions. Though, there is similar kind developed in India but has low yield (100 tons per acre) and nutrition (8-10 % protein) compared to the Thailand made. These estimates provide information the initial criteria for consideration of napier grass as a potential crop in coastal plain region of Georgia. High Yield: 25 tons per acre and 8 harvests per year. A 220-g subsample was obtained and lint separated using a table top gin to obtain final lint yield. During the harvesting process, plants cut direct from their bottom portion of the stem but just above(2 to 3 inches) from the ground. Daily soil water potential at 0.2, 0.4, and 0.6m is entered in the program. The rainfall received in 2013 is the primary reason the napier grass lodged and complicated harvest. Agronomic and economic effect of irrigation rate in cotton. Links will be auto-linked. In India, Napier grass seeds per kg are about Rs . We assume that the crop mix is equally balanced with peanut, cotton, and corn for comparison with napier grass. Differences in napier grass yield resulted between the irrigation rates and the non-irrigated yield (Table 3). Yield per acre. Agriculture Reviewaims to guide farmers and gardeners to excel in their work. Because of the reduced non-irrigated corn yield in Georgia (38% of non-stress yields), limited acres are devoted to corn in non-irrigated production. This method provides more intuitive price comparisons for these traditional crops because the markets are established and prices are consistently reported. In the non-irrigated regime, the minimum prices for peanuts, cotton, and corn would be $415.50Mg1, $1.61kg1, and $336.14Mg1. Napier grass is known for its high biomass production (up to 78 tons of dry matter per hectare annually), year-round availability under limited irrigation, ability to withstand repeated cuttings . Plots were 15.2M and harvested using a 2-row pull type peanut thresher with a bagging attachment. 8:134141, Lamb M, Sorensen R, Nuti RC, Butts CL, Faircloth WH, Eigenberg D, Rowland DL (2011) Agronomic and economic effect of irrigation rate in corn produced in Georgia. When harvesting the fodder should be remove along the ground level. Biogas production from Napier grass and cattle slurry using a green . Brachiaria grass, a climate-smart 'wonder grass' for livestock farmers For non-irrigated corn, the required breakeven price was reached every year over both time periods (Table 6). Defence from the desease. Super Napier grass seeds price. Let's understand the performance and all the important points of HF cow and its milk. Let's understand the Sahiwal cow and her performance in the dairy farming business. In case you missed it: How to Grow Alfalfa from Seed: A Guide to Planting to Harvesting . It is suitable for cultivation throughout the year. This is because, late sowing gives only one cut by the last week of November and after that, it stays in a dormant stage. These '^' shapes will help plants to get all the ingredients particularly without disturbing another one. The soils which are light loamy and sandy are most preferred and heavy soils are not much encouraged for the growth of Napier grass. It is fast spreadin. First harvest can be done within 75 to 80 days from the day of planting. Edited by LE Moser, BL Burson, and LE Sollenberger. A 32 factorial design was also included for Nitrogen and Potassium fertilizer. Just beside horns, Gir cow ears rest downwards. Quick stats data base. Holstein Friesian is the full name of HF cow. Conventional tillage practices were followed for peanut, corn, and cotton. You need to only feed up to 60 to 70 kilograms of the Napier grass which is fresh to a cow in a day. Anyone you share the following link with will be able to read this content: Sorry, a shareable link is not currently available for this article. The increased yield in the 100% irrigation treatment and was negated by the increased irrigation application cost compared to the 50% irrigation treatment. United States is the number one country which holds the maximum number of poultry farms globally. It can affect the growth of the plant and create rottenness in your plants. When viewed within irrigation levels, the partial net returns to N did not vary within any of the irrigation rates, but the returns were numerically higher at the 168 and 336kgha1 than the lower rate suggesting the higher rates will provide yield stability and provide marginally higher returns to N application at these rates. cut them just a few inches over the ground level. The propagation of Napier grass is done by seeds. Its like similar to the working of in a pr, The thing that bothers beginners of the Dairy farming business is the selection of high milk-producing cattle. 2005. Super Napier grass contains 14 to 18% of protein which helps animals to get healthy and productive. Univ. Linda-Maria Dimitrova Mrtensson, Ana Barreiro, Erik Steen Jensen, Sichao Wang, Gregg R. Sanford, Kurt D. Thelen, Sunil Kumar, T. Kiran Kumar, Probir Kumar Ghosh, Flabiele S. da Silva, Leandro F. Domiciano, Bruno C. Pedreira, Aikaterini Karyoti, Kyriakos D. Giannoulis, Nicholaos G. Danalatos, Mousumi Mondal, Sourav Garai, Rajib Kundu, Ernst H. Smit, Johann A. Strauss & Pieter A. Swanepoel, BioEnergy Research All the growth stimulants that provide natural methods of pest and natural nutrients should be through the leaf for 15 days before harvest. These breakeven prices reflect the competiveness of napier grass grown as a perennial crop compared to individual annual crops commonly grown in rotation sequences together. After harvest, samples were further cured to around 9% moisture, weighed, and riffle divided to obtain a 1800g sent to the Alabama Federal State Inspection Service (Dothan, AL) to obtain peanut grade factors including foreign material, total sound mature kernels, sound splits, other kernels, loose shelled kernels, and damage kernels. CAS In this method, a specific kind of rooster is the primary choice for meat. The production costs used in this study were the average of these two studies with modifications specific to the implementation and management of production of napier grass in this study. Then after 3 subsequent weeding processes, composting can apply to the plants. It is better to get at least a practical idea to start a hydroponic farming business. The remaining 50 percent of the nitrogen should be applied on the 30th day of planting. Gir cow identity Head and body structure Gir cow head is quite different from other desi cow breeds. The plantation of Napier grass is done in the marginal slopes and lands in order to improve the fertility of the soil and to decrease the erosion of soil. But sadly they don't know the truth of training, setup, investment, and profit margin in hydroponic farming. Rose Farming, Planting, Care, Harvesting - A Full . Green Fodder Production Information Guide | Agri Farming Brachiaria: The 'wonder grass' that could transform African dairy Plots were harvested using a two row spindle picker using a bagging attachment to obtain samples for yield and quality determination. Now, the plantation has to be done along the contour line in order to control soil erosion. Peanut Res. Cinc. Thus, it is the best choice to get more benefits in terms of cost, space . Green fodder yield of 17- 180 tonnes /ha per year in 8 cuts can be obtained. Bioenerg. But Gir cow is among those high milk-producing cows that can compete with HF and Jersey in some sense. First of all, one of the major sections of Super Napier grass cultivation is the prepared land. But despite different types of soils, pH must be between 6.1 to 7.6. The partial net returns to irrigation do not imply that irrigated napier grass is more profitable per unit area or yield, but only suggest that the increased revenue from yield increases was sufficient to cover the added cost of irrigation. However, farmer adoption of bioenergy crops will depend on the comparative economic returns and risks of bioenergy crops compared to traditional cropping systems [10]. Agronomy 45:503520, Burton GW (1989) Registration of Merkeron napiergrass. The distance between the rows of the pits should be 60 centimetres. The use of Brachiaria for commercial pasture production only began in Africa at the start of the twenty-first century. per oven-dry metric ton (ODMT) and $51-$57 perODMT, respectively than that of energy cane. No yield differences resulted at the 100% irrigation level between 84 and 168kgha1N rate or comparing the 168 and 336kgha1N rates. Statistics Serv., Washington, DC, Branch WD (2007) Registration of Georgia-06G peanut. Napier grass had lower global warming (GW) impacts and biomass delivery costs, 34-153 kg CO eq. The grass grows tall and forms large clumps like bamboo. Available at http://www.nass.usda.gov (accessed 10 October 2016). For the cultivation of Napier grass, make sure that the soil pH is between 5 and 8. There are separate Irrigator Pro models for peanut, cotton, and corn. Though yield difference between the 100 and 50% irrigation levels was significant, added costs for applying irrigation were incurred. HF cow milk production per day in India The cow milk production depends on the lactation frequency. Irrigation and nitrogen and potassium fertilizers were removed from the cost estimates and replaced by actual amounts used in the study. For non-irrigated practices, the required breakeven price for peanuts was not reached during the 5-year period and twice during the 10-year period (Table 6). It has the ability to withstand repeated cutting and will rapidly regenerate, producing palatable leafy shoots [4]. HF Cow and milk per day HF cows are not Indian but they are popular in India. After 30 days we have to take the weeds. Stem cuttings (3 nodes lengths) were placed in a sand and soil mix during the fall of 2009. Irrigated variable costs were $1522, $1477, and $1237 with fixed cost of $489, $316, and $492ha1, respectively. It is almost between the front and back legs. Google Scholar, Knoll JE, Anderson WF, Malik R, Hubbard RK, Strickland TC (2013) Production of Napier grass for bioenergy under organic versus inorganic fertilization in the Southeast USA. This is the method which gives very high yields of herbage even in the seasons which are dry. 1. This makes it a very good raw material for the production of biofuel. Cost of production estimates for peanut, corn, and cotton were taken from the University of Georgia Crop Extension budgets for non-irrigated and irrigated production. Variable cost were derived from previous studies aimed at providing energy cane production cost in Louisiana and Florida where variable cost ranged from 59 to 79% of total cost of production at the farm level [4, 5, 20]. In take of this fodder for the young calves may cause indigestion due to the glucose content in stem.To prevent this it can be mixed with dry fodder. Care should be taken to ensure that at least 2 nodes are within the soil. There should be a gap of at least 15 cm at the top of every pit. The breakeven napier grass price was estimated such that the net returns were equal between napier grass and peanut, cotton, corn cropping systems. Excess green feed can be preserved in the form of silage. Napier grass also grows very well at an altitude of 1800 m to 2000m above the sea level. Each plot consisted of three rows 10m long (2m between rows) with 9 plants within each row. Bioenerg. Merkeron napier grass plots were established in 2010 and harvested during crop years 2011 through 2015 adjacent to an on-going peanut, corn, and cotton cropping systems study. Nitrogen and potassium costs were $1.10 and $0.75 per kilogram, respectively. Napier grass is ready for harvesting 3-4 months after planting and harvesting can continue at an interval of 6-8 weeks for 3 5 years. Introducing a spectacular hybrid Super Napier plant that has unique characteristics to adopt as animal feedstock by the livestock owners. Cost of production for energy cane was adopted from sugarcane budgets as agronomic practices and field operations for sugarcane and energy cane were similar providing a valuable platform for production costs on energy cane production in non-traditional areas [4, 5]. Head smut was reported first in 1910 from Napier grass specimen collected from Cameroon. Focusing on variable costs only is a more direct and comparable approach when evaluating inclusion of a new crop alternative into an existing cropping system. 4 Utilisation Chop the harvested Napier grass and desmodium to reduce wastage while feeding to animals. The objectives of this research are twofold: (1) address the yield response of napier grass under varying irrigation levels and fertility treatments and (2) incorporate existing data on cost of production coupled with irrigated and non-irrigated yield trial data for napier grass, peanut, corn, and cotton to address napier grass profitability relative to a peanut, corn, and cotton cropping system.
Why Does Ketchup Taste Weird When Sick,
Advantages And Disadvantages Of Recreational Activities,
Kabuluhan Sa Kasalukuyan Ng Paggamit Ng Araro Sa Pagsasaka,
Witches' Almanac Calendar,
North High School Phoenix, Az Yearbooks,
Articles N