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 a crop is planted at a spacing of 100cm x 50cm.… If the recommended seed rate of maize is 20 kg per…If the seed rate for guinea corn is 5.6 kg per…If 200kg of NPK fertilizer is required for an…The average seed rate for maize is 25 kg per…