Salazar-Sosa1 E, H I Trejo-Escareño2, C Vázquez-Vázquez1, JD López-Martínez1
Phyton-International Journal of Experimental Botany, Vol.76, pp. 169-185, 2007, DOI:10.32604/phyton.2007.76.169
Abstract This research was performed at the agricultural experimental center of the Facultad de Agricultura y Zootecnia, Universidad de Durango, Mexico. The main objetive was to determine the best amount of cow manure application and its effect on corn production, quality and nutrient uptake. Two factors were studied in this experiment that started in 2000. The results presented in this paper correspond to 2001. The factors were (1) crop, with the levels corn alone and corn-soybean, and (2) cow manure (with the levels: 0, 40, 80, 120, 160 Mgr/ha) and chemical fertilizer (100-150-0 kg/ha of N, P2O5… More >