Unfortunately attempts to crossbreed it with other potatoes have been unsuccessful.

不幸的是，将它与其他土豆品种杂交的尝试均告失败。

A Savannah cat is a crossbreed between a domestic cat and a medium-sized wild African cat called the Serval.

萨凡纳猫是家猫和一种叫薮猫的中型非洲野猫的杂交品种。

To crossbreed or cross - fertilize.

欧洲李和杏的杂交品种。

Why would anyone crossbreed a perfectly serviceable bear with an owl?

为什么有人把像熊这样非常有用的生物跟枭杂交呢？

Xiaoyan 54 wheat is of high quality and has an advantage of crossbreed.

小偃54是一个具有杂种优势、品质优良的小麦品种。

H. heurippa does not crossbreed with its ancestors because species-specific wing markings signal that it does not belong to them.

heurippa不会与它的祖先进行杂交，因为它那种内特异性的翅膀图案会作为信号表明它不属于它们。

Occurring in separate, nonoverlapping geographic areas. Often used of populations of related organisms unable to crossbreed because of geographic separation.

异域种的分布在不同地区的，分布区不重叠的，常指由于地理分隔而不能杂交的相关生物的族群。

Although this kinds of drought-resistance germplasm have a low absolute yield, their fertility and stability of yield under drought and infertile condition preceded crossbreed.

这类地方种质的绝对产量不高，但其稳产性和在干旱贫瘠条件下的丰产性优于杂交种。

Studies have been made on the coefficient of water stress with the features of growth, physiology and conformation, and the economical output about various crossbreed maize by a pot experiment.

采用室内盆栽方法研究了不同杂交玉米品种的生理生长发育特征以及经济产量等指标对水分胁迫的响应。