What are the types of pesticides, pesticide knowledge

In agriculture and forestry production, often suffer from disease, insect, grass, rodent damage. In order to reduce the damage caused by the yield, quality loss, the need to use chemical pesticides to prevent, rescue. Understand the categories of pesticides, formulations, etc., on the scientific use of drugs, improve the effectiveness of prevention and control has a positive significance.

I, the category of pesticides

According to the object of control pesticides can be divided into:

Insecticides - such as Lesben (chlorpyrifos), Enmity (deltamethrin), Mefenvalerate (lambda-cyhalothrin), Emmylor (imidacloprid), Konkuan (chlorpyrifos), Odeon (chlorpyrifos), Muwant (spinosad), Muvant (spirochete), Mukwant (spirochete), Mukwant (spirochete). Muwant (spirotetramat), Guerui (furosemide), Teflon (fludioxonil), Virema (cypermethrin), and so on.

Acaricides--such as Kemet (acetoflagellate), Mite Danger (spirodiclofenac), Leflunomide (etofenprox), Zhongbao Acaricides (Avi-pyridaben), Tetramethrin, and so on.

Fungicides--such as Antaisan (zinc propoxur), Green Dasheng (manganese zinc diclofenac), Cocodazole three thousand (copper hydroxide), Amicida (pyrimethanil), Ruimiaoqing (methomyl - oxamyl), Weifu (atrophic acid - fumonisin), Yinfali (fluroxypyr - fumonisin), inhibition of fast clean (oxamethylene - fumonisin), fast fit (flumorph - ethyl aluminum), Shijiale (fumonisin - ethylaluminum), and so on. -Aluminum), Shijiale (Pyrimethanil), Sukrin (Pyrimethanil), Kaiser (Picoxystrobin), Myriad (Pyrimethanil-isocarbazone), Boree (Phenoxystrobin), Lunasen (Fusarium oximexide), Nadiazox (Oximexide - tebuconazole), Oudes (Flucicloxacarb), Cuifu (Tebuconazole), Fuliukukuk (Tebuconazole), and so on.

Nematicides - such as Fuchidor (thiazophos), Lufthansa (flufenacet), etc.

Herbicides--such as make it a dragon (chlorofluoropyrazoxyacetic acid), dragon fist (diclofenac), gaikengneng (high efficiency flumioxazin), mescaline (difluoro-dicloxacin ester), boswelliazepoxide (glufosinate ammonium), jade queen (nitro-betaine atrazine), and so on.

Rat killers - such as Likermit (rodenticidal ether) and so on.

Plant growth regulators - such as 28 high brassica (brassinolide), Bi-guard (red - indole - brassica), polypyrifos (PP333), gibberellic acid and so on.

Two, pesticide dosage form

1, water dispersible granules (WG)

Water dispersible granules is a solid powder insoluble in water by the super-crushed, with the help of dispersants, wetting agents, fillers, and other additives can be in the aqueous medium quickly disintegrated, evenly dispersed and suspended in the aqueous medium. This dosage form requires low shedding rate, the product does not contain powder, and good mobility, easy to use, no dust flying, very safe, is now vigorously promote the environmental protection dosage form. Dispersible granules, 68.75% Ebao (oxone - manganese zinc) water-dispersible granules, 35% Odeten (chlorpyrifos) water-dispersible granules and so on.

Emile: control of aphids, thrips, etc.

Nadimycin: control of powdery mildew, creeping blight, early blight, leaf mold, anthracnose, etc.

Block inhibitor: control of epidemic, late blight, downy mildew, mildew, and other low-grade fungi

Kaize: control of gray mold, mycobacterium, etc.

Jinlei: control of epidemic, late blight, downy mildew, mildew, etc.

Cocoderma tricornutum: control of bacterial diseases such as horn blotch, spot blotch, ulcer and some fungal diseases

Fast: control of epidemics, late blight, downy mildew, mildew and other low-grade fungi

Auderten: control of cabbage moths, cabbageworms, heartworms and so on

2, dispersible oil suspensions (0D)

Dispersible oil suspensions (0D)

The dispersible oil suspensions are the active ingredient of which is the oil suspension agent, which is the active ingredient of the oil suspension agent. Oil suspending agent refers to the active ingredient particles and its additives can be stably dispersed in the non-water quality of the liquid, water dilution after use. It is also the newest type of agent recognized by the Food and Agriculture Organization of the United Nations (FAO) in recent years. For example, 10% Zenway Win Green (fluorothiazole ethanone) dispersible oil suspension agent.

Zenway Win Green: the preferred agent for the control of epidemics, late blight, downy mildew, mildew and other low-grade fungi

3, soluble granules (SG)

Soluble granules are tiny granular preparations made of the original drug, carrier and auxiliary agents, which can be uniformly dissolved in the water after entering into the water, and can be completely dissolved, and the utilization rate of the active ingredient is very high, which basically reaches more than 90%, and it is a particularly advanced dosage form. It is a particularly advanced dosage form, which is in line with the development direction of international pesticide dosage form. For example, 20% of the protection of Rui (furosemide) soluble granules, 75% of the Longquan (diclofenac) soluble granules, and so on.

Protection: control of thrips, whiteflies, spotted fly, and small cabbage moths and other lepidopteran pests

Long fist: control of broadleaf weeds in wheat fields, especially for wheat, corn, onion fields, marestail cover, chicory, special effects

4, soluble solution (SL)

Soluble solution refers to the pesticide active ingredient and the formation of a non-aqueous medium (hydrophilic polarity of solvents) of a transparent solution. Dosage form, diluted with water to get the diluted solution is still a transparent solution. It is also a new advanced dosage form newly developed in recent years. For example, 18% Povidia (glufosinate ammonium phosphate) can be soluble liquid agent and so on.

Protected testa: inactivating herbicide, alternative to paraquat medicine

5, wettable powder (WP)

Wettable powder is the solid at room temperature of the original drug, wetting agent and filler, by mechanical grinding, mixing and made of powder formulations. When used with water into a suspension spray, can also be used in solariums, plastic greenhouses and field crops, root irrigation, soil treatment, pharmaceutical mixing (dip) seed. Such as 70% Antaisheng (propylene zinc) wettable powder, 80% green Dasheng (Dyson manganese zinc) wettable powder, 50% speed of the spirit (rot fungicide) wettable powder, 72% Kelu (霜脲-锰zinc) wettable powder, 70% Saishen (methoxyfenozide - manganese zinc) wettable powder, 64% alum (oxamyl - manganese zinc) wettable powder, 80% Jinluo (Dyson manganese zinc) wettable powder, 70% Methyl Thiophanate wettable powder, 70% methyl thiophanate wettable powder and so on.

Antaisheng: protective fungicide, both disease prevention and zinc supplementation

Green Dasheng: protective fungicide, both disease prevention and zinc supplementation

Shukerin: prevention and control of gray mold, mycobacteriosis, etc.

Kelu: prevention and control of epidemics, late epidemics, downy mildew, mildew, and other low-grade fungi

Saishuen: prevention and control of epidemics, late epidemics, downy mildew, and other low-grade fungi

Shaishuen: prevention and control of epidemics, late epidemics, downy mildew, and other low-grade fungi Epidemic disease and other low-level fungi

Toxicity alum: prevention and control of epidemics, late blight, downy mildew, mildew and other low-level fungi

Jinluo: protective fungicide, both disease prevention, but also zinc

6, soluble powders (SP)

Soluble powders refers to pesticides in powder that can be dissolved in water. By the water solubility of the pesticide original drug, or poor water solubility of the original drug attached to the hydrophilic group, and water-soluble inorganic salts and adsorbents, etc. Mixed and ground into fine. The content of active ingredients is high, generally more than 50%, some as high as 90%, and wettable powders need to be sprayed with water. Soluble powder fineness uniformity, good fluidity, easy to measure, fast dissolution in water, and wettable powder, suspension and emulsifiable oil compared to give full play to the efficacy. Such as 72% agricultural streptomycin sulfate soluble powder, 20% erythromycin soluble powder.

Streptomycin sulfate for agricultural use: control of bacterial diseases

7, suspension agent (SC)

Suspension agent is the original powder, wetting agent, suspending agent, dispersing agent mixed, in water after many times grinding and become. When stored for a long time, there will be precipitation in the bottle, and it should be shaken evenly before dosing. It can be used in solarium, plastic greenhouse and field crops for spraying or root irrigation, and should be shaken well before use. Such as 40% Shijiale (pyrimethanil) Suspension, 43% Fuliku (tebuconazole) Suspension, 22.4% Muwant (spirotetramat) Suspension, 24% Mite Danger (spirotetramat) Suspension, 11% Rafloconazole (efendazole) Suspension, 42.8% Lunasen (flumetoramido-oximinothiophene) Suspension, 22.5% Ato (pesticide oxime ester) Suspension, 43% Cuifu (tebuconazole) Suspension, 40% Weifu (chlorothalonil-fumonisin) Suspension, 19% Virema (cyprodinil) Suspension, etc.

Shikarat: control gray mold, etc.

Fuliku: control powdery mildew, creeping blight, early blight, leaf mold, anthracnose, etc.

Muwant: control thrips, whiteflies, shellfish, aphids, etc.

Mite Danger: control red spider mites, etc.

Lai Fu Lu: control red spider mites, etc.

Lunashen: control powdery mildew, gray mold, etc.

Lunashen: control gray mold, gray mold, powdery mildew, gray mold, early blight, leaf mold, anthracnose, etc.

Ato: control powdery mildew, blight, early blight, leaf mold, anthracnose, black pox of grapes, downy mildew, etc.

CuiFu: prevent and control powdery mildew, blight, early blight, leaf mold, anthracnose, etc.

Weifu: prevent and control cotton blight, maize silky sheath blight, wheat Root rot, blight, etc.

Fuliku: control of powdery mildew, blight, early blight, leaf mold, anthracnose, black pox, etc.

8, microemulsion (ME)

Microemulsions are composed of liquid pesticides, surfactants, water, stabilizers and so on, belonging to isotropic, thermodynamically stable, the appearance of a transparent or semi-transparent, single-phase flow of the dispersion of the system. It is characterized by water as a medium, does not contain or less organic solvents, thus non-flammable and non-explosive, production and operation, storage and transportation safety, less environmental pollution; pesticide dispersion is very high, up to the degree of microfine, the appearance of the liquid is similar to the transparent or micro-transparent; in the water dispersion is good, the target body penetration is strong, good adhesion. The agent also belongs to the liquid pesticide dosage form non-solventized dosage form, known as "green" pesticide formulations, and gradually replace the traditional emulsifiable concentrate trend. Commonly used are 10% Tianmu (phenyl ether metronidazole) microemulsion, 20% spot submerged net (Avi - kill single) microemulsion, 20% propiconazole microemulsion.

9, emulsifiable concentrates (EC)

Emulsifiable concentrates are single-phase homogeneous liquids made of raw materials, emulsifiers and solvents processed in certain proportions, and emulsions can be formed after adding water. High content of active ingredients, good wettability on the plant surface, strong adhesion, high efficacy, easy to use, stable nature and other advantages, but flammable. Daylight greenhouses, plastic greenhouses and field crops in the soil treatment, pharmaceutical seed mixing, root irrigation and spraying of commonly used insecticides and fungicides are mostly the agent type. Such as 40% high light (fusilazole) emulsifier, 2.5% dichlorvos (deltamethrin) emulsifier, 20% methomyl (cypermethrin) emulsifier, 73% ketofen (kynurenine) emulsifier, 45% of Lesben (chlorpyrifos) emulsifier, 0.01% of 28 high brassicicaceae (brassicinolide) emulsifier, 20% of it makes the dragon (chlorfluoro-pyrazineacetic acid) emulsifier, 10.8% of the cover grass can be (high-efficiency flupypyr-ethyl) emulsifier, and so on.

Ketofen: control of a variety of crops, red spider mite, gall midge, etc.

Lesban: control of onions, baby vegetables and other crops of underground pests

Gaozhao: control of powdery mildew, creeping wilt, early blight, leaf mold, anthracnose, etc.

28 high brassicas: to promote plant growth, alleviate the drug damage fertilizer damage, increase the ability of cold hardiness, increase yield, etc.

10, aqueous agent (AS)

Aqueous agent is some of the original drug that can be dissolved with water, directly formulated with water into the dosage form. The concentration of the preparation depends only on the effective water solubility, and is generally diluted with water when used. It is used for spraying or root irrigation in solar greenhouse, plastic greenhouse and field crops. Such as 72.2% Purex (Fenpropathrin) water agent, 30% Ruimiao淸(甲霜-恶霉灵) water agent and so on.

Ruimiaoqing: the preferred agent for the control of onion and other crops of root rot, blight

Pulik: the preferred agent for the control of seedbed sudden collapse

11, dust (DP)

Dust agent is dedicated to greenhouse powder spraying agent, which processed by the fineness of much higher than the powder, powder spraying can be in the greenhouse to form dust, diffuse in the greenhouse space, which can lower the Indoor humidity. Such as 5% Chlorothalonil powder, 5% urea frost - manganese zinc powder, 6.5% ethylmethrin powder, 10% putrescine powder and so on.

12, granules (GR)

Granules are granular formulations made of the original drug, carrier and auxiliary agents, divided into water can not be dispersed non-disintegrating granules and water can be dispersed disintegrating granules two. It is characterized by controlling the release rate of the active ingredient and prolonging the holding period, and is mainly used for soil treatment to control soil-borne diseases and underground pests. For example, 10% Fukiduo (thiazophos) granules, 15% Lesben (chlorpyrifos) granules and so on.

13, fumigant (FU)

Fumigant is a powdery mixture made from the original drug, fuel, oxidizer, deflagrant and other ingredients, which is able to burn after ignition, but does not produce an open flame. The active ingredient of pesticide gasification due to heat, cooling in the air cohesion into solid particles, deposited in the plant and the body of the pests and insects are absorbed by the pests and play a poisonous role. At the same time the use of fumigant can reduce indoor humidity, is a solarium, plastic greenhouse special agent. Such as 15% iprodione woodless fumigant, 20% chlorothalonil woodless fumigant, 45% rotting agent fumigant and so on.

14, seed coating agent (FS)

Seed coating agent is a water-soluble adhesives, surfactants, colorants, suspending agents and solvents and other components of the carrier, selecting the appropriate high-efficiency fertilizers, fungicides, insecticides, micronutrients, plant hormones and so on as a carrier, made of coated materials, through mechanical or artificial coating agent uniformly wrapped in the surface of the seed, after drying and curing. Curing after drying. Such as 60% high coke (imidacloprid) suspension seed coating agent, 2.5% Silex (Chlorpyrifos) suspension seed coating agent, and so on.