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为探索三十烷醇在梨树上应用对改善果实性状的作用,我们于1984年对梨叶面进行了微量低浓度喷洒试验。试验地设在河南睢县城隍乡汤庄梨园和孙乐寨乡蠕蜡庙梨园,面积25亩。土层深
In order to explore the application of triacontanol on pear trees to improve fruit traits, we conducted a low concentration spraying test on pear leaf surface in 1984. Experimental ground in Juxian County, Henan Zhuang Township Li Zhuang and Le Le Village Walled wax temple orchards, an area of 25 acres. Deep soil