Psyllid is responsible for potato "zebra chip" disease
Wood lice is the chief culprit of potato "zebra slice" disease.
October 26, the United States Bureau of Agricultural Research found that insects like cicadas wood lice is the cause of potato "zebra slices (ZC)" culprit. Zebra slices (ZC) are black stripes on potato tubers. The zebra disease broke out in Mexico between 2004 and 2006, causing millions of dollars in damage to growers in Texas. Researchers currently prevent zebra disease by monitoring wood lice and spraying sprays. In McCullen, Texas, potato losses have fallen from a few hundred acres in 2006 to 50 acres this year.
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Film mulching cultivation techniques of Winter planting Potato in Nanyang Basin
Potato is a crop for both grain and vegetable, and winter planting potato is one of the ideal winter crops at present. There are few disasters in potato production in spring in Nanyang basin, and it can ensure the supply of vegetables in the off-season in early summer, and the economic benefit is higher. In recent years, the cultivated area is getting larger and larger, and potato in some places has become the main cash crop for local farmers. The cultivation techniques of winter potato planting in Nanyang Basin are introduced as follows. First, select improved varieties. The effective growth period of winter film-covered potato seedlings in Nanyang basin is about 90 days, and the seed potato should be suitable for the local area.
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Interplanting model of cotton and potato
The cotton and potato interplanting model has a large application area in northern Jiangsu, the symbiotic period of the two crops is not long, the mutual influence during the symbiotic period is small, and there is a complementary effect in fertilizer utilization. In the later stage of potato growth, there is enough fertilizer and water in the field, which is beneficial to cotton seedling emergence, and the double high yield of cotton and potato can be obtained. generally, the yield of potato is 2000-2500kg per mu, the yield of cotton is 80kg-100kg per mu, the output value per mu is 2500-3000 yuan, and the net income is 1500-2000 yuan. Generally, the width of the bed is about 3 meters, and the cotton is planted in rows.
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