UTILIZATION OF CHEMICAL FERTILIZERS UNDER TROPICAL CONDITIONS .1. EFFECT OF NITROGEN PHOSPHORUS AND POTASSIUM ON POTATO CROP YIELD IN CENTRAL-AFRICA

被引:3
作者
HAVERKORT, AJ
RUTAYISIRE, C
机构
关键词
D O I
10.1007/BF02359963
中图分类号
S3 [农学(农艺学)];
学科分类号
0901 ;
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页码:347 / 355
页数:9
相关论文
共 11 条
[1]  
Batista M. A., 1979, Cultivos Tropicales, V1, P115
[2]  
DELVALLE R, 1979, J AGR U PUERTO RICO, V63, P344
[3]  
DERONCELE R, 1977, AGROTECNIA CUBA, V9, P81
[4]  
GUZMAN HA, 1979, MINISTERIO AGR B EXP, V24
[5]  
Harris P. M., 1978, The potato crop: the scientific basis for improvement., P195
[6]  
HAVERKORT AJ, 1984, ISAR1 NOT TECHN
[7]   FERTILIZER RESPONSE INFORMATION AND INCOME GAINS - CASE OF POTATOES IN PERU [J].
RYAN, JG ;
PERRIN, RK .
AMERICAN JOURNAL OF AGRICULTURAL ECONOMICS, 1974, 56 (02) :337-343
[8]  
VALVERDE S, 1966, C PANAMERICANO CONCE, P491
[9]  
VANDERZAAG P, 1981, ISAR9 NOT TECHN
[10]  
VILLAGARCIA S, 1982, FERTILIZACION CULTIV