Perhaps you do not know, fertilization can also kill insects

Fertilizer to kill insects is in recent years to promote the use of pest control technology, is to fertilization management can achieve the purpose of killing crop pests. Today we come to share with you some of their own fertilizer to kill insects.

1. Phosphorus fertilizer to kill insects

Cotton bollworm in the egg stage is most afraid of phosphorus.SPRITEX insect killer supplier According to this feature, you can use 2% calcium superphosphate solution sprayed cotton leaves, every 5 rows to leave a row without spraying, to drive the insect spawn, and then focus on killing insects.

2. Nitrogen fertilizer to kill insects

When the pest occurs, with 2% urea solution, 1% ammonium bicarbonate solution or 0.5% ammonia solution sprayed outside the root.

These three kinds of nitrogen fertilizers have high volatility,RAMBO insect killer manufacturer have certain fumigation and corrosive effect on pests, especially on red spider, leaf mite, thrips and other small weakly tolerant pest control has certain effect.

3. Camphor pills can cure drying insects

The use of camphor concentrate to prevent and control pine ink aspen, mulberry aspen and mango sticky fruit weevil and other stem-eating pests is both economical and effective.

The camphor concentrate block cut into soybean for the size of the broken pieces,Chinese VITFE Insecticide spray playing the drying pests through the larvae of the new chewing through the wood residue or the new discharge of a large number of feces of the hole, pulling out feces or wood residue, to the hole into the 3-5 camphor concentrate fragments, and then sealed with yellow mud, in order to prevent air leakage, insecticidal effect analysis is generally up to more than 85%.

4. Calcium silicon fertilizer insecticide

Silica calcium fertilizer is a chemical fertilizer. When the crop fertilizer, add calcium silicon fertilizer. After the crop absorbs silicon, it will accumulate in the epidermal cells of the crop and form a hard defense.

It has been proved that applying 20 kilograms of calcium silicon fertilizer on corn, sorghum, soybeans and kidney beans can avoid the damage of corn borer and bean borer. In rice, wheat and other crops, the use of silicon calcium fertilizer 20-30 kg per mu, can greatly reduce the damage of sticky insects.

5. Spraying insect carcass liquid to cure insects

Artificially capture pests 50 ~ 60, into the pottery, pounded into pulp, with a little water in the sun fermentation 45 ~ 50 hours, to can smell the rotten smell, filtered through gauze to take the filtrate, every 0.1 kg of liquid plus 40 kg of water, 9 am to 5 pm spraying on fruit trees. When pests smell the odor of similar corpses, they will refuse to eat and starve to death.

6. Grass ash insecticide

With 10 kg of grass ash to 50 kg of water, soaked for a day and night, take the filtrate for spraying, can effectively improve the control of aphids on research fruit trees, vegetables, flowers and a variety of different crops, and can be supplemented with potash fertilizer, to enhance the resistance of cash crops to the ability of the relationship between the collapse and the flowers and young fruit trees of the wind resistance.

Adding appropriate amount of trichlorfon into the plant ash solution can improve the contact and fumigation effect of the solution, and improve the killing ability of aphids, red spiders and other pests.

7. Urine washing compound to kill insects

Generally 300-500 grams of urea per mu, 100 grams of washing powder, plus 50 kilograms of water mixed to make a urine-washing agent for spraying, can effectively prevent and control red spider, aphids and other pests on fruit trees, and play a certain role in fertilizer.

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