Autor: Lal, R.
- Effect of five years of notillage and mulch on soil properties and tuber yield of cassava on an acid Ultisol in southeastern Nigeria
- Management of plant residue for cassava (Manihot esculenta) production on an acid ultisol in Southeastern Nigeria
- Soil water balance of intercropped maize and cowpea grown in a tropical hydromorphic soil in western Nigeria
- Soil physical changes and crop root growth following different methods of land clearing in western Nigeria.
- Root growth of maize in a compacted gravelly tropical alfisol as affected by rotation with a woody perennial
Autor: Ezuma, H.C.
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