玉米矮化剂──达尔丰达尔丰是中国科学院植物所研制的玉米专用型植物生长调节剂。该产品具有矮化植株、调节群体结构之功能，可使植株高度降低１５～３０％，茎秆粗壮坚实，根系发达，抗倒伏能力增强，一般可比对照增产２０％左右。与玉米健壮素相比，达尔丰主要降低穗位... Corn dwarf ─ ─ Darfur Darfur is a plant-specific corn plant growth regulator developed by the Chinese Academy of Sciences. The product has dwarfing plants and regulates the function of the population structure. The height of the plant can be reduced by 15-30%. The stalks are sturdy and stalwart. The root system is developed and the lodging resistance is enhanced. Generally, the yield can be increased by about 20% than that of the control. Compared with corn hormone, dalfon mainly reduce ear position ...