Planting Technology Lists
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What are the pesticides that cannot be used in fruit trees
What are the pesticides that cannot be used in fruit trees? Please introduce the following ten kinds of pesticides that can not be used in fruit trees: first, ammonium phosphate: peach trees are prohibited. Second, methyl dichloride: all kinds of fruit trees are prohibited. Third, dichlorvos: drupe fruit trees are prohibited. Four, dimethoate, omethoate: peach, pear pair.
2018-07-14 -
Attention should be paid to the use of chemical weeding in corn fields?
Attention should be paid to the use of chemical weeding in corn fields? Please guide the use of chemical weeding in corn fields to pay attention to the following problems: 1. Improper selection of varieties different herbicide varieties have different control effects on weeds. Some farmers do not understand chemical herbicides and mishear some random herbicides, thinking that as long as they are herbicides, they can kill weeds.
2018-07-14 -
What should be paid attention to when chemical weeding is used in corn field?
What should be paid attention to when chemical weeding is used in corn field? At present, chemical weeding area in corn field accounts for about 70% of corn planting area. Most herbicides used in production are atrazine plus acetochlor or its compound. However, atrazine has long residual effect and poses a threat to the safety of subsequent crops.
2018-07-14 -
How to prevent and control herbicide damage in corn field
How to prevent and control herbicide damage in corn field? Please guide the prevention and control of herbicide damage in corn field can refer to the following methods: first, the cause of herbicide damage is relative to crop safety, only according to the requirements, rational use, crop safety. There are many reasons for the use of herbicides in corn production.
2018-07-14 -
What should corn seedlings pay attention to when using herbicides?
What should corn seedlings pay attention to when using herbicides? Please introduce the chemical weeding technology in corn field with labor saving, labor saving, low input and high benefit. In recent years, the application area of post-seedling herbicides in maize producing areas in China has expanded year by year. Due to the lack of medication technology of some drug users, some fields appear in varying degrees.
2018-07-14 -
What is the method of weeding corn seedlings?
What is the method of weeding corn seedlings? Please give the introduction of corn seedling weeding can refer to the following points: first, the correct selection of post-seedling herbicides: in recent years, the herbicides with better weeding effect after corn seedlings are selected before 5 leaves of corn, such as Gengjie, Qiancian red, post-seedling protection, etc.; after 8-10 leaves, the plant height reached 60 cm.
2018-07-14 -
How to apply herbicides to Maize seedlings
How to apply herbicides to corn seedlings? Please give guidance to corn post-seedling chemical weeding to strictly select herbicides, prepare and apply according to the instructions, serious weeds, the dosage can be increased by 15-20% in the instructions. Methods: stem and leaf treatment, must be in front of 6 leaves of corn, weeds 2.
2018-07-14 -
What pesticides are not afraid of rain?
When can fruit trees not be sprayed with pesticides? Please guide in order to improve fruit yield and quality, reduce the number of pesticide spraying, enhance tree growth years, in pest control mainly grasp the following key periods. One is the bud obvious expansion period, namely bare medicine. This is the first time I have ever seen such a thing.
2018-07-14 -
Can potassium permanganate be used as pesticide?
Can potassium permanganate be used as pesticide? Please introduce everyone knows potassium permanganate is a strong redox agent, medicine is a common surgical drug for human and livestock, commonly known as pp powder, its solution has a strong sterilization, disinfection and antiseptic effect. Experiments have proved that with its different concentrations of solution control flower seedling damping-off disease...
2018-07-14 -
Which kind of mango is the best, the sweetest, the sweetest, the mango, Tainong, the mango star
Aiwen, a beautiful name, belongs to a kind of mango in Taiwan. It is oval, its top is pointed, and its skin color is pleasing apple red. Bright color, thin skin and thin meat, almost no fiber, fragrant, juicy, sweet and sour delicious people use various words to describe love.
2018-07-14 Which kind mango the most delicious the sweetest Ai Wen Tai Nong Star