fertilize
fertilise, / ˈfɜ:təlaɪz; `fətlˌaɪz/ v [Tn]
1 introduce pollen or sperm into (a plant, an egg or a female animal) so that it develops seed or young 使（动植物）受孕, 受精, 受粉
Flowers are often fertilized by bees as they gather nectar. 蜜蜂采蜜时常使花受粉.
2 make (soil, etc) fertile or productive 使（土地等）肥沃, 多产
fertilize the garden with manure 给花园施肥.