The impact of potassium fertilizer recommendations on the tobacco yield and cost benefit analysis of farmers
Welikala,N.P
The impact of potassium fertilizer recommendations on the tobacco yield and cost benefit analysis of farmers - 2008 - ix,56p 30 cm.
AGRICULTURAL ECONOMICS
338.1
/ WEL
The impact of potassium fertilizer recommendations on the tobacco yield and cost benefit analysis of farmers - 2008 - ix,56p 30 cm.
AGRICULTURAL ECONOMICS
338.1
/ WEL