Estimation of changes in the content of N, P, K, Mg and Ca occurring in soil under the effect of the 60-year differentiated fertilzation and crop rotation
1986
Mercik, S. (Warsaw Agricultural University, Warsaw (Poland). Dept. of Agricultural Chemistry)
Content of individual eleme2048nts in soil samples from two levels of an experimental field was determined using various methods, also electroultrafiltration. Effects of mineral and organic fertilization and crop rotation on nutrient leaching and on crop yields had been f
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书目信息
页码
pp. 3-11
其它主题
Aplicacion de fertilizantes; Rendimiento de cult; Element chimique; Analisis del suelo; Polonia/ nitrogeno; Estiercol; Lixiviacion; Lessivage; Ospomme de terre; Culture alterne; Pologne/ azote; Elementos quimicos; Rendement des cult; Cultivo en rotacion; Fumier de ferme; Ndpapa
语言
英语
注释
5 fig.; 10 ref. Summary (Pl)
类型
Summary
1988-08-15
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