The grain yields in the no-tillage plots were equivalent to those of conventionally plowed treatments. No-tillage treatments had higher organic matter content and, by controlling soil erosion, the silt and clay content than the plowed plots. The water holding capacity and moisture release charact...
Lal, R.
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[Notillage effects on soil properties and maize (Zea mays L. ) production in western Nigeria]
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Notillage effects on soil properties and maize (Zea mays L. ) production in western Nigeria
The objective of this experiment was to evaluate the effects of growing a deep-rooting perennial on the root system development of a subsequent crop with low root penetrating ability. These effects were measured on a gravelly Alfisol with a compacted subsoil horizon for three tillage methods (zer...
Hulugalle, N.R.
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Lal, R.
,
[Root growth of maize in a compacted gravelly tropical alfisol as affected by rotation with a woody perennial]
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Root growth of maize in a compacted gravelly tropical alfisol as affected by rotation with a woody perennial
Although tropical wetlands are rapidly being developed for the needed increase in rice (Oryza sativa L.) production, knowledge is still limited concerning the optimum soil and crop management practices. A study was thus carried out to evaluate the effects of different tillage systems on the growt...
Rodríguez, M.S.
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Lal, R.
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[Growth and yield of paddy rice as affected by tillage and nitrogen levels]
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Growth and yield of paddy rice as affected by tillage and nitrogen levels
The effect of no-tillage and mulch on soil properties and tuber yield of cassava was studied over a five year period on an infertile, acid Ultisol in south-eastern Nigeria. Mulch was applied at a rate of 12 t ha−1 as a split application once at planting and once six months after planting. No chem...
Hulugalle, N.R.
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Lal, R.
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Gichuru, M.
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[Effect of five years of notillage and mulch on soil properties and tuber yield of cassava on an acid Ultisol in southeastern Nigeria]
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Effect of five years of notillage and mulch on soil properties and tuber yield of cassava on an acid Ultisol in southeastern Nigeria