Response of tomato to coffee pulp and phosphate rock composts applied to a phosphorus deficient Ultisol
Date of publication:
2010
inorganic acid salts
Effects of lime and phosphorus fertilizer on maize performance in acid soils of western Kenya
Date of publication:
2010
Strengthening researcher-extension-farmer participation in soil fertility restoration for sustainable crop production in western Kenya
Date of publication:
2010
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