Soil fertility research 1980 [Corn, yields, Ohio].
1981
Johnson J.W. (ed.)
书目信息
Agronomy Department series - Ohio Agricultural Research and Development Center (USA). no. 219.
语言
英语
注释
ill. AVAILABILITY: NAL, USDA, Beltsville, Md. 20705 - USA
类型
Journal Article; Non Conventional
2012-11-15
AGRIS AP
