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Tillage modifications of root and shoot growth responses to soil water content and nitrogen concentration altered by seasons

Tillage modifications of root and shoot growth responses to soil water content and nitrogen concentration altered by seasons

Text (1995)

Part of Electronic Theses & Dissertations

Influence of cultivation, cropping systems, and crop residues on the content and distribution of nitrogen forms in soils

Influence of cultivation, cropping systems, and crop residues on the content and distribution of nitrogen forms in soils

Burutolu, Ebinimi F. A.

Text (1985)

Part of Electronic Theses & Dissertations