Causes and control measures of sesame lodging

Sesame we are more familiar with, it can be divided into white sesame and black sesame, their planting will also be different, we have more contact with black sesame in life. In the process of sesame planting, there will be the phenomenon of sesame lodging, seriously endangering the yield and quality of treatment, so how to prevent sesame lodging? Let's take a look.

I. the cause of lodging

The main reason is that the lodging resistance of some varieties is poor. The stem of some varieties is higher, the fiber tissue of the stem is weak, and it is more resistant to barren. Once in the environment of sufficient fertilizer and water, its stem will grow rapidly, but it is not strong enough. There will be lodging. In addition, in the improper management, such as too much water in the seedling stage, the Gaojiao Temple will be formed, the density is too high, the permeability is poor, and the nitrogen fertilizer application is too large. These reasons all cause the plant to grow too long, the stem is thin and weak, and it is easy to lodge. In addition, serious disease will also cause lodging factors, stem borer control is not timely, will also cause lodging.

II. Prevention and control measures

1. First of all, select the varieties with strong resistance to diseases and insect pests and lodging, which can greatly reduce the occurrence of lodging.

2. Intensive cultivation during planting, deepening the tillage layer, and creating a good soil environment for the root system of sesame, which is also one of the main measures to prevent lodging of sesame.

3. Reasonable close planting can improve the permeability of the field and make the plant grow strong and the stem stout.

4. Keep the coordination of nitrogen and phosphorus in order to avoid excessive application of nitrogen fertilizer and lead to overgrowth of plants.

5. Pay attention to diseases and insect pests, lest diseases and insect pests lead to stem folding.

6. Plant growth regulators can be used to promote roots and squat seedlings and control the vegetative growth of plants so as to avoid the phenomenon of tall stems and weak stems.

7, do a good job of drainage measures on cloudy days to avoid overgrowth of plants, timely watering in drought, but do not flood irrigation, so as not to cause lodging.

The above is the introduction of the causes and control measures of sesame lodging. I hope it can help you. If you want to know more about it, please follow us.