00659nam a2200193Ia 4500 CTU_138942 210402s9999 xx 000 0 und d 40000 632.95 B305 Phạm, Văn Biên Cẩm nang thuốc bảo vệ thực vật Phạm Văn Biên, Bùi Cách Tuyến, Nguyễn Mạnh Chinh Thành phố Hồ Chí Minh Nông nghiệp 2000 Pesticides,Thuốc bảo vệ thực vật,Agricultural chemicals Năm Trung tâm Học liệu Trường Đại học Cần Thơ