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矮壮素在小麦和棉花上已广泛应用,效果良好。几年来,我们用矮壮素在玉米上作试验,证明矮壮素对玉米同样有显著的增产作用。1975年,我们在夏玉米拔节期(9—
CCC has been widely used in wheat and cotton and works well. For several years, we have tested on corn with CCC to prove that CCC also has significant yield increase on corn. In 1975, we join the summer corn stage (9-