Thailand is agriculture the most people career farmer which farmer often problem agriculture product get the damage from pest such as weed insect ect. Especially mealy bug that is one of insect pest. It take damage to agriculture product very much such as cassava custard apple etc. It makes discontinue grow up to plant makes out of shape to leafs plant makes yellow to leafs plant and sometime makes death to plant. The most farmer often fix the problem by chemicals to clear up pest such as Chlorpyrifos, Dimethoate, Lannate etc.that cause pollution residues to farmer and environment
Caffeine containing xanthine alkaloids al. Which can be found in many foods, including coffee, tea, cola, caffeine is a natural pesticide. This action causes paralysis And can even kill some insects. From the research found that the data can be disposed of by coffee mealybug. Where is the wisdom by bringing the coffee powder is successful, ruplalai with hot water, then leave to cool cool water? Afterward, leading to another 15-20 litres of water and spray the tree with aphids, throughout the flour. It found that the coffee powder can inhibit the reproduction and growth of mealybug (paradee. The current condition in the desperately pheng) District, Chiang Mai Province.The coffee shop is a place that has been popular among consumers. In the five year period.Chiang Mai Province past a coffee shop with an exponential growth rate of development. Meet the consumer has at all levels up to 1000 stores (Nations business online: 2559, June 15) from the coffee maker in each glass. In addition to water, coffee, coffee to warm the rest of the raw material.
The attention to the preparation of coffee grounds and tea waste as raw material and caffeine from coffee and tea to get rid of mealy bugs. This is a problem for farmers By solvent extraction with water.