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.
More and more people raise ornamental fish,fish tank also developed from the past single appearance to a variety of tall and tall now,put a beautiful big fish tank in the living room,you can see every day as soon as you enter the door,the troubles of the day will go along with it. Whether fresh water tank or sea water tank,the process of fish farming will encounter such problems,such as poor water quality,turbidity, water plants withered yellow,fish and shrimp sick, and so on,this time it is necessary to take corresponding measures to save the aquarium ecosystem.
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