| 1. | I have taken some pains to ascertain the degree of fertility of some of the complex crosses of rhodoendrons .
我曾费相当力量，来探究杜娟花属的若干复杂杂交的能育性的程度。 |
| 2. | Further refinements of pollen management include controlled crosses where the pedigree of the cross is required .
更细致的花粉管理工作，包括控制杂交，即必要杂交的系谱杂交。 |
| 3. | Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids .
完全在同一种群内进行杂交的个体比以两个方向进行杂交的个体繁殖后代要多，因此为了产生无生机的杂种，就要消耗掉一些配子。 |
| 4. | Multi - parent - crossover niches evolutionary algorithm
基于多父体杂交的小生境演化算法 |
| 5. | The hybrid offspring of a zebra and a horse
杂交斑马斑马与马杂交的后代 |
| 6. | Two hybrid protein protein interactions
双杂交的蛋白质蛋白质相互作用 |
| 7. | Sterile offspring of horse and donkey
马和驴子杂交的东西 |
| 8. | Crossability of distant hybridization between o . sativa and o . glaberrima
普通栽培稻与非洲栽培稻杂交的可交配性研究 |
| 9. | Effects of distant hybridization between autotetraploid rice o . sativa and o . glaberrima
同源四倍体水稻与非洲栽培稻杂交的效果 |
| 10. | Any of a group of hybrid garden primroses having clusters of variously colored flowers
西洋樱草一种杂交的园林樱草，开有由各色花朵组成的花簇 |
