Traditional Culture Encyclopedia - The 24 Solar Terms - The difference between auxin, cytokinin, abscisic acid and ethylene gibberellin is urgent! ! ! !
The difference between auxin, cytokinin, abscisic acid and ethylene gibberellin is urgent! ! ! !
1, promoting plant growth: auxin, cytokinin.
2. Delaying leaf senescence: auxin and cytokinin.
3. Induce callus to differentiate into roots or buds: auxin and cytokinin.
4. Promoting fruit ripening: abscisic acid and ethylene.
5. Regulating seed germination: gibberellin and abscisic acid.
6. Promote fruit setting and growth: auxin, cytokinin and gibberellin.
Second, they are opposed to each other.
1, apical advantage: auxin promotes the growth of terminal buds, while cytokinin and gibberellin promote the growth of lateral buds.
2. Regulating organ abscission: auxin inhibits flower abscission, and abscisic acid promotes leaf, flower and fruit abscission.
3. Differentiation of bisexual flowers: auxin increases female flowers, and gibberellin forms male flowers.
4. Regulating the opening and closing of stomata: cytokinin promotes stomatal opening, and abscisic acid promotes stomatal closing.
- Previous article:Which solar term is as long as day and night?
- Next article:First frost solar terms and spleen-strengthening recipes
- Related articles
- Why does the little squirrel have a big tail?
- What month is autumn in China?
- 20 18 annual leave calendar legal holidays
- 16 Santana air intake system leaks.
- What does the solar term stand for? ? Summer in early autumn
- Life traditional culture handwritten newspaper information, urgent! ! ! Grade?Three
- The timing belt is a little thin. This is a Gates brand. I always feel uneasy. Please tell the master.
- What's the matter with Mitsubishi Wingbeat stepping on the brakes or clutching?
- What insects are there in summer?
- Copywriting reminds high temperature to pay attention to heatstroke prevention (popular 60 sentences)