50% Thidiazuron

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50% Thidiazuron

10g×600 bags

500g×20 bags

1000g×100 bags

Pesticide registration number: PD20151238

Registration certificate holder: Jiangsu Ruidong Pesticide Co., Ltd

Pesticide name: Thidiazuron

Dosage form: wettable powder

Toxicity and its identification:


Active ingredient and its content:

Thidiazuron 50%    

Scope of use and method of use:


Prevention and control objects

Dosage (preparation quantity/mu)

Method of application



35-40 g/mu



Technical requirements for use:
1. The application period is 10-15 days before frost, or in the later stage of cotton growth, when the boll is 40-45 days old or when the natural boll opening rate of cotton reaches about 30%, spray the whole field with 30-40 kg of water per mu, and the leaves begin to fall after 10 days, and the boll opening increases, reaching the peak after 15 days. Use low doses in warmer, better weather years and high doses in cooler, overcast years. Do not apply on windy days or before rain. 2. This product can be applied to crops once per season at most.

Product Performance:
It is a Plant growth regulator. After the pesticide is absorbed by cotton, it can promote the separation tissue between petiole and stem to form naturally and defoliate early, which is beneficial to mechanical cotton harvesting and can make cotton harvest about 10 days ahead of schedule.

1. This product is a contact-type defoliant. When applying, spray evenly on the leaves of all parts of cotton plants, so that the leaves of the plants fully contact the drug, and the expected defoliation effect has been achieved. 2. The application should not be earlier than the opening rate of cotton bolls below 60%, so as not to affect the yield and quality. 3. Pay attention to the temperature change of application, the minimum temperature within 3-5 days after application shall not be lower than 12℃, which is conducive to the re-emergence of efficacy, and must avoid the application during the period of strong cooling. 4. Be careful not to drift to other crops to avoid phytotoxicity. 5. For fields with vigorous growth and high density, registered high doses can be used. 6. Flowering plants flowering period prohibited. It is prohibited near aquaculture areas, river ponds and other water bodies. Do not pour the rest of the solution and water for washing the application tools into fields, rivers and other water sources. It is prohibited to clean pesticide application equipment in rivers and ponds. 7. Wear protective equipment such as respirator, glasses, long-sleeved shirt, trousers, shoes, socks, etc. when applying drugs; wash hands, face and gargle thoroughly with soap after work. Used containers should be properly disposed of and not used for other purposes or discarded at will. Pregnant and lactating women should avoid contact with this product.

First aid measures for poisoning:
This medicine has no irritation to eyes and skin. Do not ingest a large amount without systemic poisoning symptoms; if accidentally splashed into the eyes or skin, should immediately wash with a large amount of water for at least 15 minutes, still untimely, seek medical attention; if mistakenly taken, do not induce vomiting, immediately take the label to see a doctor, so that the patient lies still, ask the doctor symptomatic treatment. No specific antidote.

Storage and transportation methods:
1. Store in a ventilated, cool and dry place. It shall not be stored and transported together with food, seeds, feed, inflammable and explosive articles. 2. Transport must be protected from moisture and sunlight. Transportation to ensure that no damage, no dumping, high temperature, rain. Avoid contact with skin and eyes. Store away from fire or heat and children, and lock.