Geographic information system: a computer assisted approach to managing forest pest data [Pennsylvania].
1983
Pence R. | Ciesla W.M. | Hunter D.O.
书目信息
Report - United States Department of Agriculture
语言
英语
注释
maps. ref. AVAILABILITY: NAL, USDA, Beltsville, Md. 20705 - USA
类型
Monograph; Non Conventional
2012-11-15
AGRIS AP