Plant auxin seed soaking agent NAA NA, agrochemical NAA NA
- Category: >>>
- Supplier: Zhengzhou Zhengshi Chemical Co. Ltd.
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Product Overview
Description
Specifications
1.Sodium α-naphthaleneacitic 98%,85%TC
2.Wide-broad auxin-like plant growth regulator
3.Improve rooting and fruit expanding
Physical and chemical properties
Molecular formula: C12H9O2Na
CAS NO.: 61-31-4
HS Code:2916399018
Molecular Weight: 186.21
Description: Pure white crystal, can dissolve in water easily,can also dissolve in polarity organic solvent such as ethanol, methanol and acetone etc. It’s stable in room temperature. Have naphthalene smell.
Application
Plant growth regulator with auxin like activity. It can be absorbed via root, stem or leaf It is widely used in agriculture, forestry, vegetable, flower, fruit etc. It can induce formation of adventitious root, improve cutting culture, promote fruit set, and prevent prematurity of fruit.
1. Single use: NAA-Na can be used to promote growth,rooting when it is made as aqueous solution,Emulsifiable
concentrate,Dust powder etc.
2. NAA-Na compounded with auxin is a kind of rooting powder, which is the main formula of rooting in China
market.
3. Compounded with fungicides which can control disease and other fungal diseases.
4. Compounded with fungicides to increase utilization rate, promote rooting and prevent flower and fruit drop.
The Usage and Dosage of NAA-Na Used in Different Crops | |||
Crops | Dosage (mg/L) | Method of use | Effects |
wheat | 5-10 | Seed soaking 12-24h,spraying once respectively in tillering stage and before jointing stage | Improve rooting and stress resistance, promote tillering and dry-hot wind resistance.increase yield. |
paddy | 4-8 | Seed soaking 6-12h; spraying once every week after flowering. | Improve producing adventitious root and bud germination. Lodging resistance, increase yield. |
0.1-0.5 | Spraying in rice field | Improve growth. | |
Corn | 5-15 | Seed soaking 12-24h; spraying 1-2 times in growth stage. | Improve growth and obvious effect of yield increasing. |
Radish, Chinese cabbage | 5-10 | Seed soaking 12-24h. | Improve growth, increase yield. |
Tomato | 10-25 | Flower soaking in full-bloom stage | Promote bearing fruit. |
Pepper | 3-5 | Spraying whole plant evenly when florescence | Prevent flower drop, promote pepper bearing. |
Cucumber | 2-3 | Spraying whole plant 1-2 times in growth stage | Increase female flower density, improve regulation and growth. |
Beans | 5-20 | Seed soaking 0.5-1h; spraying 2-3 times in growth stage | Promote growth and ripening, increase yield. |
Cherry | 1-3 | Spraying once respectively 20 days, 10 days before picking , carpopodium and current shoot are key point. | Prevent fruit drop. |
Apple, pear | 15-30 | Spraying in florescence | Flower and fruit thining. |
1.5-3 | Spraying in young fruit stage. | Improve fruit expanding. | |
50-100 | Smearing preparation | Promote vulnus healing. | |
2-5 | Spraying 2-3 weeks before picking | Prevent fruit drop. | |
Jujube tree | 0.8-1.5 | Spraying once in young fruit stage. | Improve fruit expanding. |
5-20 | Spraying whole plant evenly 30-40 days before harvest. | Prevent fruit drop. | |
Honeysuckle | 50-75 | Cuttage and soaking base for 10 min | Improve rooting. |
Mushroom | 4-8 | Medium | Promote the growth of hypha, increase yield obviously. |
Tree transplanting | 25-100 | Dip root and transplant | Improve rooting; increase survival rate |
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