Doing a good job of summer vegetable nursery is of great significance to promoting the increase of the annual vegetable production and farmers' income. How to do a good job in summer vegetables education should pay attention to the following:
1, lyricism. Summer nursery due to higher temperatures, seedlings easy to lose moisture, to be irrigated in the car, there is a clear water spilled into the car. In general, seeds are required to be sown in multiple passes, and individual adjustments are made. The precious seeds are required to be filed with a string of rice dumplings before and after sowing, and then watered after the seeds are sprayed. After pouring enough water, seeds are sowed in the cross. One grain for each cross, cover and cover fertilizer after planting, in order to facilitate the emergence of seedlings.
2, the environment. In summer, the temperature of vegetable seedlings is higher, and more rainstorms occur. After the seeds are sowed in seedbeds, they must be placed on the seedbeds with a height of about one meter. The shades should be placed in the form of a roof, framed by a film, and the corn stalks or branches on the film should be pressed to prevent sunlight. Direct and heavy rain washed away so as not to burn the seed buds or flush them into the soil.
3, pest control. After the seedlings are unearthed, they are required to prevent and control leaf-jumping beetles, aphids, cabbage caterpillars, and small ground tigers; and diseases should be controlled to prevent seedling diseases.
Insect net greenhouse also known as plant and vegetables greenhouse net. Used for prevent the insect fly into the greenhouse during the plant growing, and cover the plants. Key off the approaches that the pests (adult insect) breeding. Effective control of the spread of all kinds of harmful pests spread, such as Cabbage caterpillar, diamondback moth, aphids, flea beetles, Sweet agnates, American leaf miner, literal etc and prevent the harmful of virus spread. Significantly reduced the use of chemical pesticides, so that the planting vegetables good-quality and health.
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