Irrigation Management Technology of Tomato planting
Tomato squatting results (the first fruit is the size of a walnut) began watering, the whole growth period 3 murmur4 water, generally a transplant seedling water, water control until the first ear expansion to the young fruit straight stem 2 Mel 4 cm, then depending on the seedling moisture every 15 days irrigation, the whole growth period irrigated 3 Mui 4 times, each irrigation 60 UV 110 cubic meters / mu. Irrigation should be trickling and furrow irrigation, and flood irrigation is strictly prohibited to avoid rotten fruit and diseases, and at the same time strengthen mid-tillage to prevent seedlings from becoming stiff due to lack of water. For strip fields with severe drought, ditches should be opened early, water diversion to increase soil moisture, one water irrigation should be followed by two water, and then three water should be irrigated according to the commercial situation to the period of green fruit expansion, and later according to the commercial situation.
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Techniques for preventing overgrowth of Tomato in greenhouse
The main reasons for the phenomenon of growing seedlings and stiff seedlings in greenhouse tomato planting are lack of light, too high temperature and too much moisture. There is more harm after the seedlings grow or are stiff. The flower bud differentiation of growing seedlings is late, there are many fallen flowers, and the survival rate is low, which will greatly reduce the yield, but can not achieve precocious maturity. Measures to prevent seedlings from growing, Lord.
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Tomato late blight
Tomato late blight, which is called persimmon blight by vegetable farmers, is a destructive disease of tomato. -symptom recognition can occur in both seedling and adult stage. When the seedlings fell ill, the leaves appeared dark green flooding spots, which quickly expanded to the petiole and stem, making it thinner and dark brown, causing the whole plant to wilt or fold. When the humidity is high, the disease department.
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