Wheat, watermelon and cotton multiple cropping

Wheat fields are reserved for watermelons, watermelons are covered with small plastic sheds in early spring, and then cotton is planted on both sides of the watermelon. The symbiotic period of wheat and watermelon is 50-55 days; the symbiotic period of watermelon and cotton is 55-60 days. This model has application in the main cotton producing areas in our province. In the cotton/cotton intercropping pattern, 350 kg of wheat is produced per mu, 3,500 kg of watermelon is produced per mu, and 95 kg of cotton is produced per mu. Technical points and parameters: 1. After wheat is sown, 2 meters is the area, wheat is broadcasted 1 meter, and 1 meter of open space is reserved. Second, the watermelon in mid-February plastic shed gourd root grafting to solve the problem of double wilting blight; from late March to early April ridge large seedlings transplanted a row of watermelons, spacing 50 cm, covering the film, on a small arch shed. The watermelon is harvested in late June. Third, cotton in the late March nutritional seedlings nursery, in late April to early May in the watermelon seedlings on both sides of the hole transplanting 2 rows of cotton, spacing of 33 cm, mus planted about 1,500. Typical examples: Since the demonstration planting in Liushui Town and Banqiao Town in Yicheng City, the intercropping mode of McGuailian cotton intercropping has been promoted to a total of 400,000 mu. In addition to keeping the cotton yields basically stable, a total of 900,000 tons of new melons have been added, adding new revenues. 373 million yuan.

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