Dora Booster Triacontanol

Dora Booster Triacontanol is a plant growth regulator for many plants, especially enhancing photosynthesis, promoting bud formation, stimulating the formation of flowers & flowering shoots.

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Product Description

Dora Triacontanol

 General Information 

Dora Booster Triacontanol is the product of liquid Triacontanol product, it can be used directly by adding water for foliar spray. It keep a good sale in the market by local farmers.

It’s a plant growth regulator for many plants.It can be used as photosynthesis enhancer.As we know,photosynthesis is the most important life activities,most of the plants energy come from photosythesis.

When applied on plants, it can significantly increases the amount of chlorophyll in leaves, thereby improving the rate of photosynthesis.It can also increase the rate of cell growth,nitrogen fixation,enzymes activities,free aminoacids, reducing sugars,and soluble protein of plants.



  • Appearance:  Pale white emulsion            
  • Triacontanol Assay : 0.2% (w/v)
  • pH: 7

Notes: 2%EP, 90%TC, 97%TC of Triacontanol are also for sale. If have interest, please contact us by whatsapp to get coupons.




  • Stimulate formation of bud,flowers and plant branching.
  • Increase photosynthesis and plant metabolism. 
  • Stimulate cell growth,build healthy root system, thicken plant’s foliage and flowers.
  • Make stem and root stronger and help new cuttings grow fast root.
  • Increase plant’s resistance ability to stress.
  • Increase plant yields and quality.


 Application Instructions 
Proper timing,rate, and placement is important for desired results and highly dependent on stage of crop growth, soil fertility levels, and environmental conditions.Always make a small-scale test to assure compatibility in your material.

CropDosageApplication Time


15-25ml per 100L water1st spray at 30 days after planting , 2nd spray at 45 days after planting, and 3rd spray at 60 days after planting
Wheat15-25ml per 100L waterapply at booting stage and blooming stage
Maize5ml per 100L waterapply twice during panicle differentiation period to maturation period
Cirtus5-10ml per 100L waterapply three time during flowering period to  fruit-falling period
Vegetable25-50ml per 100L waterapply 2-3 times during the whole growing period


If you have interest for Dora Booster Triacontanol or high purity triacontanol,we are willing to provide samples for you to test,please feel free to contact us by email or whatsapp.

Field Trial

The Test Report of Dora Booster Triacontanol on Growth of Citrus


1 . Materials and methods

1.1 Materials

Dora Booster Triacontanol 0.2% ew (Suzhou Dora Agri-Tech Co., Ltd. supply)

75% gibberellic acid crystalline powder

1.2 Test time

Test time:In late April, overcast to cloudy weather, the temperature is 14 ℃ -20 ℃; in May the average temperature is 21-27℃, 14 rainy days, 210mm rainfall; in June, the average temperature is 24-33 ℃, 11 rainy days, 150mm rainfall; in early July, the temperature is 28 ℃ -37 ℃.

1.3 Soil condition

Red clay soil, after years of improvement, with higher fertility, about pH 6. Citrus garden has entered the rich fruit period, production levels reached 3000kg per 667m2. Spraying herbicides in citrus garden, less weed.

1.4 Selected Crop and variety

Citrus, Wenzhou Satsuma precocious species, age of 12 years, planting specifications 4m×3m. Soil cultivation, fertilizer management and growth conditions are same for each test cell and is consistent with local agricultural production.


  1. Test design and arrangement dosage

2.1 Test design

Each test cell randomly arranged.The test included five treatments, repeated four times. There are 20 cells in total. 3 citrus trees per cell (36 square meters).

Treatment a: apply Dora Booster Triacontanol 0.2% ew at the rate of 1:2000, spray 160 litre of water per  667m2.

Treatment b:apply Dora Booster Triacontanol 0.2% ew at the rate of 1:3000, spray 160 litre of water per 667m2.

Treatment c:apply Dora Booster Triacontanol 0.2% ew at the rate of 1:4000, spray 160 litre of water per  667m2.

Treatment d: apply gibberellic acid crystalline powder at the rate of 1:33500,spray 160 litre of water per 667m2.

2.2 Mode of application dosage

2.2.1 Test time and frequency

Spray once during citrus flowering period (April. 24th), young fruit period (May.12th), fruit enlargement period (July.2nd), spray 3 times totally.

2.2.2 Equipment

16 knapsack hand sprayer

2.3Plantation management

Test citrus garden pest control is in conventional way, from April to September, a total of spraying insecticides, fungicides six times, the number of spray times, times, and dosage of each test cell is the same.


  1. Result and Analysis

3.1 citrus growing effect and significant difference between the measurement results as follows.

TreatmentFlower budCrown heightCrown diameter Branch mountNew shoot length
Treatment a26360aA2.6aA3.65aA493.5aA23.7aA
Treatment b26574.5aA2.7aA3.63aA485.3abA22.6abA
Treatment c26138aA2.5aA3.55aA486.3abA22.2abA
Treatment d25810aA2.4aA3.48aA474abA24.8aA


1.Effect of each treatment was repeated four times . 2.Use “DMRT to do the significance of difference measurement . 3.Use letter method to compare the difference notability.

3.2 Fruit setting and yield increase difference between the measurement results as follows:

TreatmentFruit amountFruit setting rateSingle fruit weightSingle  plant  yieldGrowth  rate


Treatment a1001.5bAB3.80bB67.5bcB61.75aA6.01
Treatment b993.5bAB3.74bB69.0bcB61.25aA5.15
Treatment c961bcB3.68bcB72.3bAB60.75aA4.29
Treatment d1128.8aA4.38aA63.8cB61.5aA5.58


4 Results and discussion

4.1 Result

Apply 3 times of Dora Booster Triacontanol 0.2% ew during citrus flowering period, young fruit period, fruit enlargement period, which can significantly increase citrus fruit setting rate by 4-6%, and it also can promote fruit germination, benefits next year citrus crown formed and flower buds increased. It has good effect on citrus growth and yield increase, and is safe for crop, which can be widely used.

4.2 Discussion

Spray Dora Booster Triacontanol 0.2% ew , dilute 2000-3000 times in citrus flowering period, young fruit period, fruit enlargement period. Spraying citrus trees should be uniform thorough spray, dosage is based on tree size.


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