知識貝殼
知識貝殼
所屬欄目：英漢雙解有機化學(xué)
A PLANT HORMONEonce thought to be responsible for theshedding (abscission)of flowers and fruitand for the onset of dormancy in buds(hence its early name,dormin).The com-pound is associated with the closing ofpores(stoma)in the leaves of plants de-prived o ......（本文共 300 字 ） [閱讀本文] >>