薏苡属种间杂种形态的观察和比较  

OBSERVATION AND COMPARISON ON INTERSPECIFIC HYBRID OF JOB'S TEARS GENUS

作　　者：宋秀英[1] 赵晓明[1] 李明山[1] 邓志峰[1] 

机构地区：[1]山西农业大学,太谷030801

出　　处：《山西农业大学学报》1993年第3期199-202,共4页

摘　　要：通过薏苡属(Coix)栽培种(C.lacryma-jobi L.)和野生种(C.agrestis lour.)远缘杂交 F_1和 F_3形态观察和比较,确证出现性状的疯狂分离和超亲变异,符合远缘杂交的特征,从形态上证明远缘杂种的真实性。Morphological characters of interspecific F_1 and F_3 between cultured Job's tears(Coix lacryma—jobi L.)and wild Job's tears(C.agrestis Lour)were observed and compared.It was proved that the obtained hybrid was real interspecifie hybrid because of its violent segregation and transgressive variation.This obeyed distant crossing char- acters.

关 键 词：薏苡 种间杂交 形态特征 

分 类 号：S519.035.1[农业科学—作物学]