Ginger is an essential seasoning vegetable in our daily life. The market demand is large. Now is the time to grow ginger. Many farmers have planted it. However, in the process of growing ginger, farmers must do a good job of weeding to avoid weeds and ginger to compete for nutrients. So how do you use herbicides properly in the process of ginger planting? How to remedy the phytotoxicity of herbicides?
First, the choice of ginger planting herbicide
1. Before sowing: Spray with metolachlor or alachlor.
2, before sowing: before the use of oxaloin, chlorpyrifos, herbicide ether, butachlor, chlorpyrifos in the spray before the seedlings of ginger. Sand land medication should be reduced.
3. After the seedling: directional spray with chlorofluorophenoxyacetic acid.
Second, the correct use of ginger herbicide
1. Master the amount and concentration of herbicides. When using the herbicide, the liquid should be sprayed evenly, and the walking speed, manual control of the width and width of the spray, and the speed should be uniform.
2. Pay attention to the sensitive period of crops.
3. It is forbidden to use chaos.
4, herbicide use technology operation points
(1) "One level": the ground should be flat. The field of application should be finely cultivated to ensure that the ground is flat, no large clods, no pits.
(2) "Two uniforms": the medicine should be evenly mixed on the carrier, and the spray or toxic soil should be even.
(3) "Three standards": the time of application, the amount of application, and the area of ​​the applied plot.
3. Remedial measures for herbicide phytotoxicity in ginger area
1. Strengthen field management. The field where the phytotoxicity occurs should be strengthened and managed, combined with watering, and added quick-acting fertilizer such as urea.
2. Strengthen cultivating loose soil, break soil compaction, enhance soil permeability, increase ground temperature, promote beneficial microbial activities, accelerate the decomposition of soil nutrients, enhance the absorption capacity of roots for nutrients and water, and restore the growth and development of plants as soon as possible. Damage caused by harm.
3, timely spraying 1% ~ 2% of urea or 0.3% potassium dihydrogen phosphate solution 30 ~ 50kg / acre, or spraying brassinolide or Bi-protection, can promote crop growth and development, restore growth as soon as possible.
The above is the correct use of herbicides in the process of ginger planting and remedies for phytotoxicity. In the process of planting ginger, the use of herbicides must be timely and appropriate, and should not be blindly used, resulting in excessive drug dosage and phytotoxicity. I hope the above content Can help the ginger growers.
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