1. Preparation before mulching: about 10 days before mulching, soil shall be disinfected and chemical weeding, which is an important part of insect control net mulching cultivation.
The aim is to kill viruses and pests that remain in the soil of greenhouses and block the transmission route of pests.
Use soil compaction around the insect net to prevent pests from sneaking in to spawn.
Check the damage of the insect protection net at any time, and plug the loopholes and gaps in time;
2, insect control network selection: the selection of insect control network specifications should be based on greenhouse crops, local main pest species, season, choose the width, aperture, color of insect control network.
Generally speaking, it is advisable to produce vegetables with 20-32 meshes and a width of 1-1.8 meters.
White or silver gray insect net effect is better.
If you want to enhance the shading effect, you can choose black insect net.
3, fertilization: in the insect-control net covering cultivation, to increase the application of mature pollution-free organic fertilizer, heat resistance and pest varieties, biological pesticides, pollution-free water sources, the use of micro-spraying technology and other comprehensive measures, in order to produce pollution-free quality vegetables.
4, protection management: strengthen the daily management, in and out of the greenhouse greenhouse to close the door strictly, before agricultural operations to disinfect the relevant utensils, prevent the introduction of viruses, in order to ensure the use of insect control net effect.
5, daily inspection: often check whether there is a tear in the insect mesh, once found should be repaired in time, to ensure that there is no pest invasion in the greenhouse.
6, adjust the greenhouse temperature and humidity: insect mesh because of the aperture and mesh size, the temperature and humidity in the shed has a certain impact, so we should pay attention to adjust the growth environment of plants in the greenhouse.
7. Key points of small arch shed cover: during cultivation, the arch shed should be higher than the crop, avoid the vegetable leaves close to the insect-proof net, and prevent the yellow strip jumping turtle and other pests outside the net from eating vegetable leaves and laying eggs on them.
8. Storage: after the use of insect-proof net in the field, it shall be timely collected, washed, dried and rolled to extend the service life, reduce depreciation cost and increase economic benefits.