Growth stage of grains was shorter in a high setting percentage cultivar than that in alow setting percentage cultivar. the degenerate ratio is lower.
谷粒的灌浆持续期，高结实率品种比低结实率品种短。

The results showed that the fruit surface cuticle of Yali cultivar was thick, and the epidermis cell interval was deepen, relatively thick, and closely arranged.
此外, 鸭梨近果皮果肉中石细胞多, 石细胞团大

Cooperi are recorded and some cultivar names in O. heterophyllus are verified and corrected. Pollen morphology of12 species and41 cultivars in0. fragrans is examined with SEM.
对12种木犀属植物和41个桂花品种进行了孢粉学研究。