Planting Technology Lists
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Available pesticides and pesticides for pollution-free vegetables
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.
2018-07-15 -
What are the precautions for the use of insecticides in melon seedlings
Melon seedlings are very sensitive to many pesticides and are extremely prone to drug damage, so they should be extra careful in using insecticides. Pests such as trampolines can use moats to dig a small ditch around the seedbed and cover it with impervious plastic sheet. then irrigation into Shennongbao or Amer to form an isolation zone.
2018-07-15 -
Is it effective to use pesticides on rice and add washing powder
The selection of pesticides for rice is related to operator health, control effect, cost and pollution to environment and rice. 1. Low toxicity is not equal to low efficiency and high toxicity is not equal to high efficiency. The toxicity of pesticides is not divided according to their toxicity to pests, but according to their toxicity to mammals. To harm...
2018-07-15 -
What to know about the use of bacterial biological insecticides
Bt is a kind of bacterial biological insecticide often used in vegetable production, which is particularly effective in controlling Lepidoptera larvae, but we should pay attention to the following points when using it: 1. To see whether the quality of Bt is up to standard, we can use "smell" to test. Normal Bt products have a certain amount of bacteria, when opening the lid.
2018-07-15 -
How to choose herbicides for spice crops
Matters needing attention in the use of herbicides in vegetable plastic film mulching cultivation herbicides are used in order to be safe, economical and effective. In the operation, we should also pay attention to the following points: 1, in the process of applying herbicides, the amount of water for every 667 square meters should not be less than 50 kg, only to ensure that it is wet.
2018-07-15 -
Which herbicides can't grow sunflowers in the next crop after using them?
The previous use of Pushite (imidazolyl nicotinic acid) should be 18 months apart to grow sunflowers; chlorosulfuron (dou Cao long) should be used at 18 months interval; Yunongle (nicosulfuron) should be used at an interval of more than 60 grams per hectare, that is, 4% of Yunongle (nicosulfuron) should be planted at intervals of 24 months.
2018-07-15 -
Herbicides that should be used cautiously in flower and plant seedlings
When choosing herbicides, it should be noted that many herbicides are not suitable to be used in gardens, flower nurseries and lawns. 1. Post-seedling herbicide to control broad-leaved weeds. 2A-4-chlorine, 2-methy4-murine D, bentazone, bentazon, herbicide, herbicide, Herbicide, etc., can not be used in nursery, garden, Ma Yuejin lawn. ...
2018-07-15 -
Three key points for herbicides to be effective should be kept in mind
First, we should pay attention to the use of medicine in front of the seedling as far as possible. Chemical weeding in vegetable fields is often treated with soil treatment, but it must be used before sowing or before sprouting after sowing, and the time for weeding should be in the primary stage of weeds. In this way, the pollution of vegetables can be avoided or reduced. Second, we should pay attention to making the soil smooth and moist. In use.
2018-07-15 -
Application methods and matters needing attention of long-acting nitrogen fertilizer
The traditional nitrogen fertilizer application of strong gluten wheat is generally divided into two times. The first is to apply a part of nitrogen fertilizer to the cultivated land before sowing, accounting for 60%-70% of the total nitrogen application; the second time is the spring wheat returning to green period to the starting stage combined with watering and topdressing, accounting for 30%-40% of the total fertilizer application. Some before the wheat overwintered.
2018-07-15 -
What kind of fertilizer should be used to fertilize correctly?
How to use organic fertilizer when growing soybeans? What is the method of application? In order to produce soybean products with high quality and high yield, corresponding scientific fertilization techniques must be adopted. First of all, according to the characteristics of the variety and the growth characteristics of each period, timely and effective application of organic fertilizer to promote the growth and development of soybean, increase yield and.
2018-07-15