Potato yields have also almost doubled, increasing from just over 20 tonnes in 1960 to more than 40 tonnes per hectare in 2014. Since 1960, yields in sugar beet have more than doubled, rising from 30 tonnes to more than than 80 tonnes per hectare. That notwithstanding, based on information available from Food and Agricultural Organi-zation (FAO), it was estimated that more than 3,3 tons of cowpeas were produced worldwide in 2000 from at least 12,5 million ha. plant, 1000 seed weight and yield per hectare of some cowpea varieties. Cowpea production is widely distrib- Cowpea is directly grown from seed, and depending on the purpose for production, it can be grown as a sole crop or intercrop with other crops like cereals, e.g. “The figures came from 20 per cent yield increase over the normal cowpea, and by growing 1 million hectare, and a hectare will yield N120,000 per ton, and if calculated, it will get to N48 billion”. Seed rate can be ... Weeds are serious problem in cowpea production. If not. F. Fertilization. Cowpea is directly grown for seed. It grows best in hot areas and can produce a yield of one ton seed and five tons hay per hectare … 5. Cowpea cannot be grown for grain as far north as soybean because it is more sensitive to frost. reveal yield levels of around 0.4 ton per ha registered . pea production in 1981 was estimated at 2,7 million tons from 7,7 million ha. Fertilisation Fertiliser application in cowpea production depends on anticipated yield and soil fertility. (Duke, cited by UC SAREP). Drill the seeds in furrows at the rate of 15-20 seeds per linear meter. Thorn to Wet Forest Life Zones. Propagation. One hectare of seeds requires 10-12 kg/hectare. Before planting, apply 3 bags ... hectare. However, under good maintenance, the yield range from 800-1800kg per acre. Thin out the seedlings 10 days after emergence. Yields of up to 8000 kg DM/ha have been recorded in irrigated areas. Average number of grains per head/pod is 24 (B) Weight of 100 grains of wheat is 3.4g (per Table 1) (C) Yield in t/ha = (220 × 24 × 3.4) / 10,000 = 1.79. Accuracy of yield estimates depends upon an adequate number of counts being taken so as to get a representative average of the paddock. Land preparation & … maize. Click to open interactive version. Production per season is usually in the 2000 to 3000 kg DM/ha range. million tonnes per hectare + poultry manure at 2.5 million tonnes per hectare + Rhizobium (19.20 cm) [32]. viable seeds per hectare in experimental stations. As a legume, cowpea fixes its … Under dryland conditions, yields of cowpeas have ranged from 500 kg dry matter (DM)/ha to over 4000 kg DM/ha under favourable conditions. Commercial seeding rates would depend on plant spacing. These forage legumes can produce good yields of high quality dry matter. Before first plowing, apply 3 tons well decomposed manure per hectare. 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