2) Mast seeding
大年结实
1.
Mast seeding means that the plants of a population have a highly variable seed production in different years synchronously, and it is widely existed in perennial plants.
大年结实指一个植物种群在不同年份同时产生具有很大变化的种子产量 ,这种生殖特征普遍存在于多年生植物中 ,是植物有性生殖过程中的一个重要进化对策 。
3) seed setting quantities
结实数量
5) bulk crystallization
大量结晶
6) on-year or off-year fruiting
大小年结实
1.
Relation between endogenous hormones in bud and on-year or off-year fruiting of Ginkgo biloba;
银杏芽中内源激素与大小年结实的关系
补充资料：单性结实(parthenocarpy)