[Biological cycle and balance of nutrients in soil under cultivation in the Middle Urals]
1989
Ivanov, N.A. | Karengina, L.B.
AGROVOC关键词
书目信息
其它主题
Aplicacion de fertilizantes; Rsfsr/ biologie du sol; Rsfrs/ biologia del suelo; Rsfsr/ soil biology
语言
俄语
注释
5 ref.
类型
Non-Conventional
来源
[Factors for improved efficiency of nitric and phosphorus uptake in farm crops].- Perm' (USSR), 1989. p. 26-33
1990-08-15
AGRIS AP