亚洲欧美日韩中文字幕网址,91精品三级在线观看播放,成全影院电视剧在线观看

1. It can induce differentiation of plant root tissue, stimulate hair roots and increase the number of roots.

2. Promote cell elongation, regulate the growth of organs and tissues.

3. Improve the absorption and operation of nutrient elements, regulate vegetative growth and reproductive growth.

4. Promote cutting rooting, transplanting rooting, fruit setting, fruit enlargement.