报告 中文名：乙烯利；乙烯磷；2-氯乙基膦酸 英文名：ethephon；ethrel;2-chloroethylphosphonic acid CAS号：16672-87-0 异氯磷；异氯硫磷；O,O-二甲基 O-(2-氯-4-硝基苯基)
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At present, the ethrel stimulated tapping system is a primary tapping system.
目前，乙烯刺激割胶制度是主要的割胶制度。
The results showed that the enhancement effects on cell wall enzymes changed with ethrel concentrations.
结果表明：乙烯对各细胞壁酶活性的促进效应因乙烯利施用浓度不同而异。
The bark between 30 cm above and 30 cm below the band treated with ethrel had varying degrees of resistance to the disease.
在乙烯利施药带上、下各30厘米范围以内的树皮均具有不同程度的抗病力。
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