- The Inventors: Mr. Le Van Dao

- Address: Khoai Chau, Hung Yen

- Description of technology and equipment:

 Revealing the outstanding advantages of his homemade "pesticide", the 57-year-old farmer said, the reason he said "pesticides" is not harmful to human health because its ingredient are mainly herbs which are very close to the family meal such as ginger, garlic etc altogether there are over 10 types of herbs are soaked with 90 degree alcohol within half years and is prepared "herbal pesticides". Each season, it is just needed to soak one can. The herb’s cost only about 100 thousand VND to full spray for several fields, vegetable gardens throughout a year.

 It is known that the idea to create the "herbal pesticides" came to him by chance. When he had a habit to collect herbs to cure diseases such as fungi, stomachache, ear infections etc for the home and neighbors. The remedies he learned from an ancient book which was gifted by Nung elderman when he was in the Army. In January, February the weather with high humidity, he preserved the herbs in the rice container – where the driest areas in his house.

 Two containers of rice were placed together at one place, they were having the same loophole but when it was opened to use, the bin was not containing herbal, having a lot of termites, the other bin did not have any termites. At that time, Mr. Dao discovered that the herbs in the rice container could prevent the insects and termites, he also came up with the ideas of herbs can cure the disease for both people and crops, therefore, he started working on herbal pesticides recipe research.

 According to Mr. Dao, this homemade pesticides have the advantage of killing and preventing many insects such as blight, brown plant hopper, etc very effective. One day after injection, the worms eat rice will drunk and died. The pesticides does not cause environmental pollution, water source pollution and also low cost, safety and friendly.