A german shepherd crossbreed dog namedadolf sits in his kennel in berlinoctober 15 , 2003 .

一头名叫阿道夫的德国杂交牧羊犬趴在它的狗窝里，2003年10月15日摄于柏林

That 's because there will still be enough regular mosquitoes to crossbreed with those that can 't sense deet .

那是因为还有足够多的普通蚊子和这些能对驱蚊胺不敏感的蚊子杂交。

Researchers soon recognized that they could crossbreed four inbred lines of corn .

研究人员很快意识到他们可以创造出4个玉米自交系杂交线。

Relationships between the fecal phosphorus excretion and the dietary phosphorus intake in simmental crossbreed heifers .

西门塔尔杂交后备母牛粪磷排出量与日粮磷进食量的关系。

Influences of nutrition level on fattening performances in different crossbreed beef cattle .

营养水平对不同品种杂交肉牛育肥的影响。