Compared with chemical pesticides, the residue of biological pesticides is generally low, which is conducive to the production of green fruits, especially AA-grade green fruits. There are many varieties of biological pesticides with different characteristics and they must be selected in a targeted manner. 1, rotenone, also known as Shilvbao. The main contact and stomach poisoning effect, but also a certain repellent effect, safety to natural enemies, broad spectrum insecticide, Lepidoptera, Hemiptera, Coleoptera and other fruit tree pests have better control effect. Such as control of aphids, available 2.0% rotenone EC 400 ~ 600 times spray. 2. Abamectin, also known as Qiqisu, efford, detoxification, farmhouse fungicide, avermectin, oleanolicin, abadin, Long Weikang, etc. It is a brand-new antibiotic biocide insecticide that has contact and stomach poisoning effects on pests and pests. It has a broad spectrum of insecticides. Can be used to control pear hibiscus, apple leaf lice, peach borer. Such as the control of fruit tree spider mites, available 1.8% avermectin EC 4500 ~ 5000 times spray. 3, tebufenozide, also known as rice bran. After the larvae feed on the skin, they do not molt their skin. When the larvae are incomplete, the larvae die of dehydration and hunger. It is used to control pear borer, apple leaf roller moth, grape leaf roller moth, pine caterpillar, and American white moth. 4. Wuda Oasis No. 1 is a virus insecticide. The virus directly acts on the fat body cells of the insect larvae and the nucleus of the midgut, and rapidly replicates and causes larvae to die. Can be used to prevent fruit tree Lepidoptera pests, Pear pear heartworm and so on. Such as pear borer pests and other borer pests, should be the best use of eggs in the peak period. 5. Smoke Baisu is an insecticide mixed with three components: nicotinamide, ubiquitine and alizarin. It has strong contact and stomach toxicity and can be used to control Lepidoptera, Diptera and Homoptera. And pests such as Hemipteran. Such as locusts, red spiders, scale insects, etc., generally with 1.1% smoke 100% cream EC, 7 to 10 days once, and even spray 2 or 3 times. 6, saponin Nicotinamide prepared by saponin and nicotine plant-derived broad-spectrum insecticide, resistant to rain erosion. Can be used to control orange spider mites and scale insects. Such as the control of scale insects, in the early period of egg hatching, spraying with 27% saponin nicotine 300 times, 5 to 7 days once, and even spray 2 or 3 times. 7, chitin its series of products such as Shi Zhuang, after spraying on the plant surface to form a film to prevent the invasion of bacteria. Generally 2% - Shi Zhuang 600 ~ 800 times the liquid, in flowering to the fruit formation period of spraying; poly candy music, applied in the fruiting period, to protect the fruit from invading bacteria, and increase the role of sugar. It is generally sprayed with a 1.5% polycandle lotion 600 times in the current fruiting period, once every 6 to 7 days, and sprayed for 2 to 4 times; Black Star 21 has induced resistance, inhibits pathogen infection, and improves fruit quality. The role can be used to prevent fruit tree scab, and so on. Generally used 2% Black Star 21 liquid agent 400 ~ 600 times spray. 8. The bactericidal mechanism of Amixida inhibits the mitochondrial respiration of pathogenic cells and destroys the energy synthesis of pathogens and causes death. It can be used for the control of pear scab, black spot, ringworm, peach brown rot, walnut scab, grape downy mildew, powdery mildew, smoke pollution and so on. Such as the prevention of pear scab, usually with 25% Amisida 500 ~ 800 times liquid spray. 9, Polyoxygenase is also known as Polaroid, Polybacillus, Polyoxin, Phoicotoxin, Polymycin, Cresomycin, Xingnong 606 and others. It is a broad-spectrum nucleoside agricultural antibiotic. Can be used to prevent pear black spot, ring sputum disease, grape black spot disease, gray mold, powdery mildew, apple deciduous disease, mold heart disease, ring disease, as well as strawberry gray mold, powdery mildew and so on. Such as the control of grape black spot disease, with 3% of oxygen clear 600 to 900 times the liquid, once every 7 days, even spray 12 times. 10, Ke Xi Kang, also known as midomycin. It has high activity on bacterial diseases and some fungal diseases of crops. Can be used to control grape anthracnose, black pox, apple ringworm disease, anthrax, spotted leaf disease, mold heart disease. Such as the prevention and treatment of grape anthracnose, can be used in the initial stage of the disease with 3% Kecong 1000-1200 times spray, a total of 3 to 4 times. 11, root complex is also known as root rot 110. It can be used to prevent root rot of fruit trees, and it can activate roots and roots and promote root system development. During the transplanting period, 2.5% Genflox® 800 times solution was used, and the plant growth period was 500 to 600 times. Each plant had 200 to 300 ml of roots. Excerpt from: 2005.4.29.6 edition of Shandong Science and Technology News
The product is suitable for the spring or fall of greenhouse, open field cultivation production, good shape, early maturity, strong cold resistance, high disease resistance, is one of the best varieties of thermal cultivation, sprawling, podding rate is high, the high yielding good, increase rate of big, about 4000 kg per mu.
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