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Low soil fertility is a major constraint to maize production in the small holder farms of Meru South District. This is mainly attributed to the mining of nutrients due to cropping without external add...
Two field experiments were carried out in the experimental station of the National Research Centre at EL-Nubaria, EL-Behira Governorate, Northern Egypt, to study the effect of 12 treatments, which we...
Sustainable and rational management of agrophytocenoses depends on various bio- indices and methods of application, particularly the development and protection of soil resources (Lai et al., 200...
The effect of different fertilizers on potato tuber yield and its quality was investigated at the Elmininkai Research Station of the Lithuanian Institute of Agriculture during 1997-1999. Potatoes of 1...

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