ஐ.எஸ்.எஸ்.என்: 2168-9881
ஆய்வுக் கட்டுரை
Influence of Different Rates of Sewage Sludge on Soil Phyisco Chemical Properties, Growth and Yield of Bambara Groundnut (Vigna Subterranean) In an Ultisol, Agbani, Enugu, South Eastern Nigeri