Relationship Between Pollen Abortion and Change of Endogenous Polyamines Contents in ‘Niitaka Pear Cultivars;

Morphological Observation of Sexual Reproduction Abortion in‘High Noon’Tree Peony;

Discuss on the Cause of Maize Kernel Abortion;

Comparison of male gametophyte development and pollen sterility of Jingbaili and Yali pear cultivars;

The pollen sterility had nothing to do with tepetum in pollen sac wall.

Investigation and Analysis on the reasons of the low fruit set rate of wild watermelon introduced and cultivated from the Jianghan Plain,the results showed that the main reasons of low fruit set rate are the excessive growth of the plant,the high rate of Pollen sterility,the less amount of female flower,the high death rate of female bud and the fruit aborting etc.

Study on embryo abortion stage of pseudoparthenocarpy seedless grape

In this experiment,a cytological study was conducted on development of embryos and endosperms in 3 varieties of stenopermocarpic seedless grape( Flame Seedless , Dalihongwuhe , Jingkejing ),and the mechanism of embryo abortion in stenopermocarpic seedless grape was preliminarily studied.

Cytological studies on pollen abortion of male sterile lines with Aegilops bicornis cytoplasm in wheat;

Studies on the Relation between Pollen Abortion and Apoptosis of Young Spike and Anther in Rice;

The results showed that no self-incompatibility appeared in artificial self pollination of Torenia fournieri plants,but pollen abortion had occurred in its transgenic plants.

During one period of flowering stage of four male sterile lines,sterile stability and abortive degree were investigated continuously.