3种杏抗旱性和雌蕊发育比较研究

Comprision of drought resistance and pistil development of three sorts apricot varieties

在陕西省淳化县对大扁杏、梅杏和山杏的抗旱性和雌蕊发育情况进行比较 ,发现在荒坡条件下大扁杏的叶绿素含量高于山杏和梅杏 ,山杏的抗旱性最强 ,大扁杏次之 ,梅杏最差。同时 ,3种杏雌蕊发育有明显的差异 ,大扁杏完全花的数量远大于梅杏和山杏 。

The drought resistance of three sorts of apricot varieties were compared in Chunhua County,Shaanxi Province.It found that the content of chlorophll of Prunus armeniaca × sibirica was higher than others in poor site.In regard to drought resistance Prunus armeniaca L.was highest, Prunus armeniaca × Siberia was higher and mei apricot was lowest.Meanwhile,there was obvious difference among there sorts of apricot varieties.The proportion of normal pistil of Prunus armeniaca × Sibirica was higher than others,and the pistil development of Mei apricot was poor badly.