1.The precursors of these wall molecules, microfibrillar pectins, then accumulate and block the tube.
这些细胞壁分子前体——果胶纤丝发生积累并堵塞花粉管。
2.Pectins are composed of a galactose derivative, chitin of a glucose derivative.
果胶是由半乳糖变异体和葡萄糖变异体角素构成。
3.Incompatible pollen is blocked initially by pectins followed by callose deposition.
不亲和的花粉管首先是被果胶质堵塞，接着是胼胝质沉积。
4.Some methods could also determine the pattern of methylation or the degree of pectins acetylation.
其中有些方法可以同时测定果胶的甲酯的取代方式或乙酰化取代度。
5.In the grasses the pollen tube is blocked at the stigma surface with pectins and callose.
禾本科植物的花粉管在柱头的表面被果胶质和胼胝质堵塞。
6.Pectins we need maily depend on importation, which increases production cost and resource dependance.
我国各行业所需果胶基本上依靠进口，增加了生产成本和资源依赖性。
7.Studies on Extracting Pectins from Akebia trifoliate koiaz peels by Acid Hydrolyzation
酸解法从三叶木通果皮中提取果胶的研究
8.Effect of heat treatment after harvest on activity of pectins enzyme of tropic fruit
热带果树果实采后热处理对果胶酶活性的影响