Looking back on forty years of conservation [Tomas Vanasek, founder of the Contra Costa Resource Conservation District in California, includes biographical information].
1982
书目信息
Soil and water conservation news United States Dept. of Agriculture, Soil Conservation Service
卷
3
页码
v.9(6)
语言
英语
注释
AVAILABILITY: US (NAL aS622.S6).
类型
Journal Article
来源
Soil-and-water-conservation-news-United-States-Dept.-of-Agriculture,-Soil-Conservation-Service (USA). (Sep 1982). v. 3(6) p. 9.
团体作者
Empresa Brasileira de Pesquisa Agropecuaria, Brasilia, DF.
2012-11-15
AGRIS AP
