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Wien, H.C.[Yield physiology of cowpea (Vigna unguiculata, L. Walp): a review of work at IITA]Yield physiology of cowpea (Vigna unguiculata, L. Walp): a review of work at IITA
International Institute of Tropical Agriculture[International Institute of Tropical Agriculture: soils subprogram papers, 1976 1977]International Institute of Tropical Agriculture: soils subprogram papers, 1976 1977
Autor: Nangju, D.

Since herbicides are not widely used in cowpea and soybean at the present time, cultural and manual methods are important means of weed control in the tropics. Field experiments were conducted at Ibadan (in western Nigeria) to evaluate the effect of plant density, spatial arrangement and plant ty...


Nangju, D.[Effect of plant density, spatial arrangement and plant type on weed control in cowpea and soybean: Conference Conference Proceedings of a conference held at the IITA, Ibadan, Nigeria, July 37, 1978]Effect of plant density, spatial arrangement and plant type on weed control in cowpea and soybean: Conference Conference Proceedings of a conference held at the IITA, Ibadan, Nigeria, July 37, 1978

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