If the yield of cowpea is 750kg per hectare; calculate the yield of cowpea from a 20 hectare farm. by Sunday | Apr 11 | Agricultural Science WAEC | 0 comments A. 7,500kg B. 15,000kg C. 22,500kg D. 37,500kg Correct Answer: Option B – 15,000kg Users Also Read These: If the recommended seed rate of maize is 20 kg per…The average seed rate for maize is 25 kg per…If 200kg of NPK fertilizer is required for an…A groundnut variety produces a steady yield of 350kg…If a crop requires 1.5 kg phosphorus per hectare,…