Planting Technology Lists
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Classification and study of botanical insecticides
10% of cypermethrin EC is used 2 to 5 days before going on the market: 2.5% deltamethrin 2 days; 2.5% kungfu EC 7 days; 5% rifampicin EC 3 days; 50% aldicarb wettable powder 6 days; 1.8% epididyl EC 7 days; 10% kill the enemy.
2018-07-16 -
Pay attention to "six taboos" in the use of bacterial biological pesticides
Biological pesticide: BT, the Chinese name is Bacillus thuringiensis, is a bacterial insecticide. This variety has been fully used in the main vegetable areas of our country and achieved good economic benefits. But at present, there are many BT manufacturers with different quality, so we must choose the variety with good quality when using it. Note: BT is aged at a slightly higher temperature.
2018-07-16 -
Applicability of insecticides in sustainable management of rice pests
Based on the comprehensive analysis of toxicity, drug resistance and effects on beneficial organisms, the applicability of insecticides in sustainable management of rice pests can be divided into five categories. The first category is suitable insecticides, which are fipronil, chlorpyrifos and aphids, and the second category is suitable for mixed insecticides, mainly avermectin and Bt....
2018-07-16 -
Six taboos on the use of bacterial biological insecticides
Edible fungi occur insect pests due to the special smell of hyphae during the period of fungus and mushroom emergence, so insecticides are often used when insect pests occur. When there are insect pests in edible fungi, we should first choose insecticides with high efficiency, low toxicity and short residual period, such as enemy killing, dichlorvos, etc., and do not use BHC and DDT prohibited by the state.
2018-07-16 -
How to use paclobutrazol, a plant growth regulator, in lawn
In lawn management, in order to save the cost of mowing, in addition to mechanical mowing, plant growth regulators can also be used to control lawn growth. For example, people use paclobutrazol and other plant growth regulators on the lawn, which can make the intercellular space of turfgrass plants become smaller and slower, internodes smaller, leaves thicker and color.
2018-07-16 -
Sensitivity of crops to common insecticides and fungicides and matters needing attention
① took 200g green onions, chopped and soaked in 10 liters of water for one day and night, filtered and used to spray the damaged plants, several times a day for 5 consecutive days. ② garlic 200ml 300g, mashed to extract juice, diluted with 10 liters of water, immediately used to spray the plant. ③ tobacco 400g, soak in 10 liters of water for two days and nights.
2018-07-16 -
The choice of pesticides should be "four looks"
⑴ is a botanical insecticide extracted from the root of fish rattan. It has contact and stomach toxicity, and has a good effect on aphids and Lepidoptera larvae. It is extremely safe for people, animals and crops, and is especially suitable for use in fruits, vegetables, tea and mulberry. 2.5% fish gum essential oil is often sprayed with 500% 800 times liquid. ⑵ cyanobacteria belongs to Su Yun.
2018-07-16 -
Benefits of combined use of organic fertilizers
Organic fertilizer is an indispensable fertilizer source in vegetable production, which plays an important role in improving soil fertility, providing nutrients and improving vegetable product quality, and has been paid more and more attention in pollution-free vegetable production. However, at present, there are still some misunderstandings in the application of organic fertilizer.
2018-07-16 -
It is not suitable to apply more organic fertilizer to vegetables
Traditional agriculture advocates that vegetable fields should apply a large amount of organic fertilizer, and some vegetable farmers even think that the more organic fertilizer, the better. However, according to the results of many experiments in various places in recent years, the appropriate application of organic fertilizer can effectively control the nitrate content of vegetables, while the blind application of organic fertilizer will cause the nitrate content of vegetables to exceed the standard. Vegetable nitric acid.
2018-07-16 -
The application of organic fertilizer is enough.
Bio-organic compound fertilizer, which uses the combination of organic fertilizer and inorganic fertilizer, accompanied by a variety of microorganisms or high-energy compounds, is very popular among farmers, and the effect is obvious. first, it can improve the physical and chemical properties of soil, enhance the performance of water and fertilizer conservation, and improve the ability of sustainable fertilizer supply; second, it can significantly inhibit cotton and melon.
2018-07-16