Westerdahl, H.E Aquatic plant identification and herdricide use guide. Volume II, Aquatic plants and susceptibility to herbilicides
Westerdahl, H.E Aquatic plant identification and herdricide use guide. Volume II, Aquatic plants and susceptibility to herbilicides - Tài liệu nông nghiệp 56
Westerdahl, H.E Aquatic plant identification and herdricide use guide. Volume II, Aquatic plants and susceptibility to herbilicides / By:E.W.Howaed,K.D.Getsinger Missisippi : [s.n.], 1988 103 p Trồng trọt
