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蚕豆是个古老的作物,在世界上分布广泛。蚕豆的脱落率很高(95％左右),脱落的原因,概括起来有:自花不稔;授粉不一定就能保证已受精种子的发育;小花梗和花序梗上产生脱离层;植株内部的竞争,尤其是幼荚与营养生长点顶尖,及大荚与幼荚之间的竞争;水份不足及由此引起的脱落增多等等。不过蚕豆无限花序的特点有利于生殖器官间的互相调整及弥补。通常一部份生殖
Broad bean is an ancient crop widely distributed in the world. Vicia faba shedding rate is high (about 95%), the reasons for shedding, summed up in: self-inflicted; pollination may not be able to ensure the development of fertilized seeds; small peduncles and peduncles on the release layer; plant internal Competition, especially the pod and vegetative point of the top, and between the big pod and young pod competition; lack of water and the resulting increase in shedding and so on. However, the infinite inflorescence of Vicia faba is conducive to the mutual adjustment of reproductive organs and make up. Usually part of the reproductive