宣化“乙阿”种田靠它玉米田专用特效除草剂—４０％乙莠水悬浮乳剂（又名乙阿合剂）是河北宣化农药厂向广大农民朋友所奉献的一种不可多得的支农产品。一次用药可保证玉米整个生育期不受杂草危害，对下茬安全，且有１５％～２０％的增产作用。宣化农药厂早在１９８９年初... Xuanhua “B” Farming rely on cornfield special effects of herbicides - 40% B herbicides suspended emulsion (also known as B Agar) is Hebei Xuanhua Pesticide Factory dedication to the vast number of farmers friends a rare agricultural products. A medication can ensure corn throughout the growth period from weed harm, the next crop of safety, and 15% to 20% of the yield. Xuanhua Pesticide Factory back in early 1989 ...