Compared with other crops, fruit trees are highly economical, and fruit farmers are also very invested in orchards. Pesticides and fertilizers use good products as much as possible. After all, the taste of the fruit and the selling price are higher than one file, which can sell more prices.
Let's share with you the 24 kinds of pesticides commonly used in orchards and how to use them. See if you are using them right?
Stone sulfur mixture
The main component of the stone sulphur mixture is calcium polysulfide. It has the ability to penetrate and erode the pathogen and the waxy layer of the epidermis. After spraying, it forms a film on the surface of the plant to protect the plants from pathogens. It is suitable before the onset of the plant or Spray at the beginning of the disease. Wide spectrum of control, not only can prevent powdery mildew, scab, anthracnose, rot disease, gum disease, rust, black spot disease of various fruit trees, but also control pests such as fruit tree red spider, rust tick, scale insect and so on. effective.
Abamectin
The trade names of avermectin include Qiqisu, Haizheng Pesticide, Aifuding, Insect Killing Star, and Insect Venus. It is a moderately toxic insecticide and acaricide with contact and stomach toxicity. It has no systemic action, but has strong permeability on the leaves, which can kill the pests under the epidermis of the leaves. It does not kill eggs, and it is highly effective against pest larvae, mites and mites. It can be used to control peach tree mites, leaf miner, and heartworm.
Note: This medicine has a certain direct killing effect on bees, predatory and parasitic natural enemies, and should not be applied during the flowering period of fruit trees. Highly toxic to fish, avoid contaminating water sources such as lakes, ponds, and rivers. The fruit was stopped 20 days before harvest.
3. Imidacloprid
The product name of imidacloprid is high-tech, Americ, clean, clean, etc. It is a systemic absorption insecticide with strong systemic attraction on plants, aphids and leafhoppers on sucking mouthparts. The scale insects and mites have better control effects. It is harmful to bees. It is forbidden to use during flowering period and will be stopped 15~20 days before harvesting.
4. acetamiprid
The trade names of acetamiprid are Mobilan, Juzheng, Qiwei, Qitai, Bierqing, etc., which have contact and stomach toxicity, and indicate strong permeability in plants. It is highly efficient, low-toxic and has a long-lasting effect. It can control various aphids, mites, scales and leaf mites of peach trees. In the early stage of the occurrence of peach aphid, peach sputum, and whitefly, 3% to 2,000 times of 3% acetamiprid emulsifiable concentrate can be evenly sprayed, and leaf mites, mites and scale insects can be treated concurrently.
5.
Diflubenzuron has gastric toxicity, contact toxicity, no systemic effect, and relatively slow insecticidal effect. It can inhibit the synthesis of chitin in the body wall of pests, so that the larvae can not peel and develop abnormally, causing heavy deformity and death. The medicament is mainly used for controlling lepidopteran pests (leaf moth, yellow moth, flat moth, palm stalk moth, apple leaf curler, wherein the leaf miner and the apple leaf curler are most common).
Flumazenil
Flumazenil, also known as cardinal gram, is an insecticide and acaricide. The drug mainly has the synthesis of chitin in the epidermis of insects. It is the insect that can't peel or metamorphose and die. It mainly kills larvae and young nymphs and does not kill mites. However, the eggs that are produced after the medicinal herbs are not hatched can be effectively prevented. A variety of lepidopteran pests and mites on fruit trees. Spray should be sprayed in its egg stage and young larvae.
7. chlorantraniliprole
The trade names of chlorantraniliprole include Kang Kuan and Od Teng. The insecticide is a micro-toxic and high-efficiency new insecticide, which is mainly used for stomach poisoning and has a contact-killing effect, and has special effects on the newly hatched larvae of Lepidoptera. It has a wide spectrum of insecticides and has a long-lasting effect. It is also safe for beneficial insects and fish and shrimp. Control lepidopteran pests such as peach leaf miner, leaf hungry, heartworm, caterpillar, and moth. One to two days after the adult's occurrence, the branches and leaves were uniformly sprayed with 35% chlorantraniliprole water-dispersing granules 8000-10000 times.
8. Lacy-cyhalothrin, chlorantraniliprole
15% chlorantraniliprole and cyhalothrin microcapsule suspension are prepared by mixing chlorantraniliprole and cyhalothrin in a certain proportion, which expands the insecticidal spectrum and improves the quick-acting effect. Sex and control effects, and can delay the development of resistance to pests, can effectively breed the heartworm on the peach tree, the leaf hungry, peach aphid, caterpillars and so on.
9. Spirotetramat
The trade name of spirotetramat is a kind of new insecticide and acaricide. It has two-way systemic conductivity and can move up and down the whole plant to reach the foliage and bark. Efficient and broad-spectrum, long-lasting effect, effective prevention period can be up to 8 weeks. It can effectively control all kinds of sucking mouthparts pests, such as aphids, spider mites, scale insects, green cockroaches, etc., and it is safer for ladybugs, cockroaches and parasitic wasps.
10. Flufenamide nitrile
The trade name of flonicamid is available as a new systemic insecticide, which can be absorbed into the body through leaves, stems and roots. It has contact and stomach toxicity, and has a broad spectrum. It is highly efficient, low-toxic, and has a long-lasting effect. It can be used to control green-spotted mites, mites, scale insects, leaf mites and so on.
Note: This medicine is directly sprayed on the bees and is poisonous to bees. In the frequent areas where honey plants and bee colonies are active, after spraying the chemicals, the crop surface liquid must be thoroughly dried before bees can be placed.
11. Numisthein
Kungfu chrysanthemum, also known as Kung Fu, is a pyrethroid insecticide with contact and stomach toxicity, fast knockdown and high egg killing activity. It has a wide spectrum of insecticides and can be used to control most of the pests such as P. sinensis, H. sinensis, P. moth, Caterpillar, Tea-winged owl, Green-streaked locust, Aphid, and Pterid. It is moderately toxic to humans and animals, and is safe for fruit trees.
Note: This medicine is toxic to bees. It is highly toxic to silkworms and fish. It is forbidden to use in flowering period of fruit trees. It should not pollute waters or raise bees and sericulture sites when using. Pests are susceptible to drug resistance and are not easy to use repeatedly. They should be used alternately with spirotetramat, imidacloprid and chlorantraniliprole.
12. Beta-cypermethrin
The trade name of beta-cypermethrin is high-killing, annihilating, high-efficiency killing Baike, high-efficiency Anjingbao, struggling and so on. It has contact, stomach toxicity and high egg-killing activity, wide insecticidal spectrum and fast knockdown speed. The control object and precautions are the same as velum.
13. Yu Ling
The brand names of å“’èž¨çµ are ketones, ketones, sputum, sputum, broom, scorpion, etc., which are discs, contact sputum, scorpion eggs, cubs, scorpions and Chengyu has a good killing effect, good quick-acting effect, long-lasting effect, and can be applied during the major occurrence of stagnation. It can be used to control a variety of plant pests, but it is very ineffective against Diptera.
Note: It is moderately toxic to mammals, low in toxicity to birds, and highly toxic to fish, shrimp and bees. It is forbidden to use in the flowering period of fruit trees.
14. Tiopurine
The trade names of thiazolone are Nisolan, Nielong, Egg, Weibaolang, which have strong egg-killing and killing activity. They are not effective for adult mites, but they are spawned by female adults exposed to liquid medicine. Can not hatch, the speed of killing is slow. The killing spectrum is wide and the effect period is long.
Note: Control the hawthorn spider mites and the two-spotted spider mites on the peach trees. 7 to 10 days after the peach tree Xiehua, spray the whole tree evenly with 5% thioxanthone EC 2000 times, especially in the canopy.
15. Triazole tin
The trade name of triazolyl is excellent in North Leba, triazole ring tin, and no trace of cockroaches. It has a strong contact killing effect and can kill young cockroaches, adult mites and summer eggs, and is ineffective for winter eggs. It has a wide spectrum of killing, good quick-acting effect and long residual effect, which can effectively prevent and control a variety of fruit trees.
Note: This agent should not be mixed with alkaline pesticides such as Bordeaux mixture or stone sulphur mixture. The interval between use and Bordeaux mixture should be more than 10 days. It is highly toxic to fish and should not be contaminated when used.
16. Spiroester
The trade name of snail ester is endangered and endangered. It has a contact-killing effect. The effect of killing cockroaches is good, but it can inhibit the growth of female cockroaches. The long-lasting effect period is generally controlled for more than 40 days, but the drug effect is slow, and the effective control effect is achieved 3 to 7 days after the drug. It has a wide spectrum of killings and is very effective against a variety of pests. Suitable for use in the early stages of the occurrence of mites.
Note: This medicine is toxic to bees and is not allowed to be used during flowering. It is toxic to aquatic organisms and it is strictly forbidden to pollute water sources.
17. Diphenyl decyl ester
The trade name of diphenyl phthalate is Aikaru, a new type of acaricide that is effective for all forms of mites. The quick-acting effect is good, and the cockroach quickly stops feeding after contact with the medicinal agent and dies within 48 to 72 hours. To prevent and treat the pests on the peach trees, the front and back sides of the leaves can be evenly sprayed with the 43% biphenyl ester suspension agent 2000-3000 times in the initial stage and the peak period.
18. Zhongshengmycin
Zhongshengmycin is a kind of protective biocide , which has contact and osmotic effects. It can control a variety of fruit trees bacterial and fungal diseases, and has good control effect on peach tree bacterial perforation and scab. In the early stage of the disease, evenly spray the branches and leaves with 3% carbendazim wettable powder 600-700 times.
19. Carbendazim
Carbendazim is a high-efficiency, broad-spectrum, systemic fungicide with protective box treatment for foliar spray, seed treatment and soil treatment. It can effectively prevent and cure various diseases such as brown rot, anthracnose, scab, and perforation. It can be used up to 3 times in one year and stopped 20 days before fruit harvesting.
20. Methylthiophanate
Methyl Thiophane, also known as methyl thiophanate, is a broad-spectrum systemic fungicide with preventive and therapeutic effects. It can control a variety of fruit tree fungal diseases, such as peach brown rot, anthracnose, scab, Root rot and so on. It was stopped 14 days before harvesting.
21. Difenoconazole
The trade names of difenoconazole are oxyxazole, dividone, Shiguan, Shigao, Zhengao, which are broad-spectrum systemic fungicides, which can be quickly absorbed by plants after application and have long-lasting effects. It can prevent powdery mildew and rust of peach trees.
22. Nitrile azole
Nitrile azole, also known as azole nitrite, benzonitrile, is a broad-spectrum systemic fungicide that prevents the invasion of pathogen spores and inhibits mycelial growth. It can be used in the incubation period of the bacteria to prevent the development of the pathogen; after use, it can make the next generation of pathogen spores lose the infective ability, and has preventive and therapeutic effects. It can effectively prevent peach rust and brown rot.
23. hexaconazole
The agent has a systemic and protective box therapeutic activity. Wide spectrum of sterilization, can effectively prevent peach powdery mildew, rust, brown spot, anthracnose and so on. Be careful not to use during the peach fruiting period.
24. azoxystrobin
Azoxystrobin is a new type of systemic fungicide that can be absorbed and transmitted by plants with protection, treatment and eradication effects. Efficient, broad-spectrum, can effectively prevent peach brown rot, anthracnose, leaf spot and so on. Before the onset, spray with 25% suspension of 500-800 times. Stop use 7 days before harvest.
More pesticide encyclopedia, please pay attention to China Pesticide Network
(Source: Good Agricultural Resources Network)
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