7.Topping and suckering

所属栏目：英汉烟草科技

Topping is a decapitation process in tobacco culture practiced by removing blossoms and sometimes the top leaves of a plant in order to stimulate growth and development of remaining leaves for desired quality. Topping prevents the development of the seed ......（本文共 2379 字 ）     [阅读本文]>>


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