Theses & Dissertations Open Access A study of the effects of Nitrogen , phosphorus and potassium fertilizers on the dry matter yield and chemical composition of amaranthus hybridus sub-species hybridus (green head) Ekwamu Adipala Plots of amaranthus hybridus sub-species hybridus (green head) were treated with N, P, and K fertilizers and sampled at a six day interval from day 42 to day 60 after sowing to determine the effect on DM yield and the resultant chemical co… RUF-35445 1980 CC BY 4.0 25 Sep 2015