五月六月丁香婷婷激情,国产综合色在线精品,国产精品偷伦视频免费观看了,国产成人综合亚洲AV第一页,免费人成在线观看视频播放,久久久久久亚洲精品无码,亚洲美腿丝袜 欧美另类,中文字幕人妻无码一区二区三区,免费动漫无遮羞视频在线观看,日本丰满少妇xxxx

1.Promote differentiation of undifferentiated tissues.

2.romote seed and bud germinationPacking.

3.Improve photosynthesis and promote grain development.

4.Promote flower bud formation and flowering.

5.Promote fruit setting, promoting flower and protecting fruit.

6.Promote fruit enlargement and induce tuber formation.