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pro vyhledávání: '"J. P. Otchere"'
Autor:
I.R. Muhammad, R. J. Tanko, S. A. S. Olorunju, J. P. Otchere, Muh.S. Kallah, J.P. Alawa, E. O. Otchere
Publikováno v:
Nigerian Journal of Animal Production. 24:62-69
Trials were conducted at Gangara in the Northern Guinea Savanna ecological zone of Nigeria during the 1990 and 1991 rainy seasons. The effects of date of planting (4th, 14th, 24th June and 4th July) and levels of nitrogen fertilizer (0, 5O, 100, 150