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Chaenomeles相关的网络例句

查询词典 Chaenomeles

与 Chaenomeles 相关的网络例句 [注:此内容来源于网络,仅供参考]

The searching result indicated that many components such as 2-Heptenal,-, Hexadecanal, Octadecanal, Megastigma-4, 6, 8-triene and Megastig-matrienone were identified the first time in studies of aroma components of Chaenomeles fruits.

检索结果表明,试验检测出的-2-庚烯醛、十六醛、十八醛、甲酸叶醇酯、辛酸环己酯、4,6,8-巨豆三烯、巨豆三烯酮等多种化合物,在木瓜果实香气成分研究中尚属首次发现。

Myzus persicae were prevail in plantation of Chaenomeles spciosa, occurrence degree had no relative with altitude , but had direct ratio with the number of summer

桃蚜在资丘木瓜种植区普遍发生,发生程度与海拔高度无明显相关性,但与木瓜树的夏梢多少成正比;研究有蚜株率和蚜情指数与木瓜产量的相关性表明:当蚜情指数达0.3以上时,木瓜产量降低60%以上;采取及时剪去嫩梢或喷洒1%洗衣粉40kg/666.7m~2等无害化治理措施能有效的防治蚜害。

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