The difference between diquat and paraquat
With the rapid development of agricultural production, herbicides have become an important tool in agricultural production. Diquat and paraquat are two common herbicides, but there are some notable differences. This article will provide a detailed look at the differences between diquafer and paraquat to help you better understand and use these two herbicides.
First, in terms of chemical structure, diquatat and paraquat are fundamentally different. Diquat is a non-selective herbicide that disrupts the normal physiological metabolism of plants by inhibiting electron transfer during photosynthesis in plants. Paraquat, on the other hand, is a contact herbicide that controls herbs by inhibiting protein synthesis in plants.
In terms of weeding effectiveness, there are also some differences between diquat and paraquat. Diquat has a good control effect on most dicot and monocotyledonous weeds, and also has a certain inhibitory effect on perennial weeds. Paraquat, on the other hand, has a good control effect on most annual weeds, but relatively poor control effect on perennial weeds.
In addition, there are significant differences between diquatat and paraquat in terms of methods and dosages. Generally speaking, the use of diquat is relatively simple, and the amount of diquat can be adjusted appropriately according to the different species and density of weeds. The amount of paraquat used is influenced by many factors, such as soil type, climatic conditions, irrigation conditions, etc., and therefore needs to be adjusted according to the actual situation.
In addition, it is important to note that diquatat and paraquat have an impact on the environment and human health, so safety and environmental issues need to be taken into account during use. It is recommended to wear a mask and gloves when using these two herbicides and try to avoid direct contact with the drugs. At the same time, the remaining drugs and waste containers should be properly disposed of after use to prevent pollution to the environment.
In summary, although diquat and paraquat are common herbicides, there are some differences in chemical structure, herbicidal effect, method of use, and dosage. Therefore, when selecting and using these two herbicides, it is necessary to select and adjust according to the actual situation to ensure the herbicide effect and safety. At the same time, it is also necessary to pay attention to environmental protection issues and use herbicides rationally to protect environmental health.
Given the different characteristics of diquat and paraquat, here are some specific recommendations for use:
For fields where annual weeds need to be controlled, paraquat is an option. The local climate, soil and irrigation conditions should be understood before use, and the amount of use should be adjusted according to the actual situation. When spraying drugs, it should be carried out in windless weather to avoid the drug drifting to crops and causing harm. At the same time, in order to improve the weeding effect, preparations such as proper manual weeding or ploughing of the land can be carried out before spraying.
For fields that need to control perennial weeds, diquat can be used for weeding. The type and density of weeds should be known before use, and the amount of use should be adjusted according to the actual situation. Because diquat has an inhibitory effect on the physiological metabolism of plants, attention should be paid to controlling the amount of use when using it to avoid adverse effects on crops. At the same time, in order to improve the weeding effect, proper preparations such as land preparation or ploughing can be carried out before spraying.
In summary, when using herbicides such as diquatat and paraquat, they need to be selected and adjusted according to the actual situation to ensure herbicide effectiveness and safety. At the same time, it is also necessary to pay attention to environmental protection issues and use herbicides rationally to protect environmental health. Through the scientific and rational use of herbicides, the sustainable development of agricultural production and the improvement of crop yield and quality can be achieved.