树木开始结实以后,每年从花芽分化、开花、受精到形成种子的发育过程中,常受各种内在和外在因子影响。当某一环节受阻时,必然会影响种子的形成。虽然各因子的影响程度不同,但往往是综合影响种子的产量及质量。下面就对这个问题进行探讨。 After the trees begin to grow strong, every year from the flower bud differentiation, flowering, fertilization to form the seeds of the development process, often affected by a variety of internal and external factors. When a link is blocked, it will inevitably affect the formation of seeds. Although the impact of different factors, but often affect the overall yield and quality of seeds. The following discussion of this issue.