1) pollen tube and style interaction 花粉管与花柱互作2) Pollen-Stigma interaction 花粉-柱头相互作用3) pollen and stigma 花粉与柱头 例句>> 4) Amino acids contents between pollen and stigma 花粉与花柱氨基酸含量5) stylo hay meal 柱花草粉 1. Test on effects of stylo hay meal as diet ...
Later, AMICI observed pollen tubes travelling through the stigma and style of Portulaca oleracea and in 1830 he concluded that pollen tubes elongate and ultimately come in contact with the ovule (Maheshwari, 1950). Since then the work of numerous investigators has shown that the pollen tube ...
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Using pairs of pollen donors, I analyzed the growth of pollen tubes growing in different channels of the same style in Erythronium grandiflorum. After 24 hr the length of pollen tubes of randomly selected pollen donors was affected by the presence of other donors. The mean pollen tube lengths ...
Pollen tube articles from across Nature Portfolio Atom RSS Feed The pollen tube is a growth from a pollen grain down into the flower style which allows two sperm cells to pass, one to the ovum within the ovule, and the other to the central cell of the ovule. This process is called ...
AND D. B. FISCHER., 1970- Cotton em- bryogenesis: the pollen tube in the stigma and style. Protoplasma, 69: 215-235.Jensen, W. A. & Fisher, D. B. 1970. Cotton embryogene- sis: the pollen tube in the stigma and style. - Proto- plasma 69: 215-235....
The meaning of POLLEN TUBE is a tube that is formed by a pollen grain and conveys the sperm nuclei to the embryo sac of an angiosperm or the archegonium of a gymnosperm.
The pollen tube invades the pistil, growing between the walls of the stigmatic cells, then travelling through an extracellular matrix within the transmitting tissue of the style. The pollen tube finally arrives at the ovary, where it targets an ovule that contains an egg. This phase of pollen ...
The number of tubes that reached the basal part of the style within 20 h was not affected. In contrast, myclobutanil and streptomycin had no significant effect on pollen tube growth. With almond, none of the sprays significantly affected pollen germination or tube growth....
Structure of the style and pollen tube pathway in the Ziziphoid and Rhamnoid clades of RhamnaceaeGotelliM. M.GalatiB. G.ZarlavskyG.MedanD.PROTOPLASMA