开放图书详细信息
U.S. Government Printing Office contributed to BHL | ||
Aquatic pests on irrigation systems : identification guide / by N. E. Otto, T. R. Bartley and J. S. Thullen ; illustrated by D. W. Cunningham and J. M. Evans. | ||
Otto, N. E.@@Bartley, T. R.@@Cunningham, D. W.@@Evans, J. M.@@Thullen, J. S. | ||
keywords: Irrigation water; Aquatic pests; | ||
Subject:植物学 | ||
美国 |