-
How to choose pesticides? Keep the six do's and six don'ts principle firmly in mind
The "six do's and six don'ts" principle for pesticide selection
-
How to choose insecticide application timing and spraying site
1. Chlorpyrifos is prone to causing phytotoxicity when used during the melon seedling stage, and its use should also be avoided during the flowering period of some crops. 2. Pesticides containing triazophos are not suitable for use on fruit cane, as they easily cause phytotoxicity. 3. Because phoxim decomposes readily when exposed to light, its use should be avoided during the watermelon growing period and the seedling stage of radishes and leafy vegetables (even during the growing period...
-
How to choose insecticides specifically for cucurbit crops?
During the growth of cucurbit crops, for the pests commonly encountered, there are some specialized insecticides, that is, low-toxicity pesticides that will not cause serious residue problems for cucurbits, introduced as follows. 1. Menazon. Also known as mieyaling. A highly effective, low-toxicity organophosphorus insecticide with contact and systemic action. In the early stage of melon aphid...
-
How to choose herbicides for banana plantations? Master these key methods
How to choose herbicides for banana plantations? Bananas generally grow in tropical and subtropical regions with good light and temperature conditions, and the planted area in Guangdong is relatively large. To improve production efficiency, most banana plantations in our province use chemical weed control technology. Banana growers should pay attention to the following points when choosing herbicides: 1. Banana roots are relatively shallow...
-
How to choose herbicides for corn at sowing time in a scientific way
How to choose herbicides for corn at sowing time? Please advise. Weeds occur commonly and in great variety in corn fields. Among them, the Huang-Huai-Hai region is the largest corn-producing area in China, mainly growing summer corn. In this region, crops are grown twice a year, mostly in corn-wheat rotation, and there is also relay intercropping of corn with soybean, peanut, etc. The main weeds in this region...
-
How to choose a fungicide? Master these key points for scientific disease control
How to choose a fungicide? Which fungicides are good? Please give an introduction. China's vegetable planting area has exceeded the planting area of oilseed crops, making vegetables a major crop in China. The biggest problem in vegetable production is the control of pests and diseases, especially disease control, which is a difficult problem in vegetable production. In vegetable disease control...
条件筛选