一、前言什么是葡萄“闭花受精(Cleistogamy),这在文献上是有不同理解的。有人认为“闭花受精”是指两性花品种的散粉至受精这一生物学过程是在花蕾开放前即蕾期进行的;也有人认为“闹花受精”,是指两性花品种的散粉、受精以至幼果的发育是在不脱落的罩状花冠内进行的。本文所要讨论的“闹花受精”是指前者而不是后者。许多学者都承认葡萄两性花品种普遍存在着“闭花受精”现象,但这个生物过程究竟是从什么时候开始的呢?认为,“花药刚一散粉,花蕾就开放了”, First, the preface What is the grape “Cleistogamy”, which is a different understanding of the literature.It is believed that “closed flower fertilization” refers to the powder flowers of bisexual varieties to fertilization, the biological process is in the flower buds open That is, the bud stage; Some people think that “busy flower insemination”, refers to the Blended varieties of loose powder, fertilization and the development of young fruit is not shedding within the cauliflower.This article will discuss the “downtown flower insemination” Refers to the former rather than the latter.Many scholars have acknowledged that the phenomenon of “closed flowers and fertilization” is common in all varieties of grapevine.However, when did the biological process begin? "