“增产灵”又称增棉灵,保棉灵,是一种化学合成的新型植物刺激素。纯品为白色针状或鳞状结晶,工业品为橙黄色针状结晶或粉状物,略带刺激性臭味,其有效成份为对位碘苯氧乙酸。“增产灵”试制成功后,曾在我国南方和北方九个省的不同地区,反复进行了大田 “Zeng Ling production,” also known as increased cotton Ling, Paul cotton Ling, is a chemical synthesis of new plant hormone. Pure white needle-like or squamous crystals, industrial products for the orange-yellow needle crystal or powder, slightly irritating odor, the active ingredient for the para-iodophenoxyacetic acid. After the trial production of “Zeng Ling” succeeded, he repeatedly conducted field operations in different regions of the nine southern provinces of our country and northern China