条件筛选
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Cultivation Techniques for a Single-Season Rice Yield of 800 kg per Unit Area
I. Variety Selection: Select the best-quality varieties that have shown the best per-unit-area yield in actual production surveys over the past three years, such as "Chuanxiang No. 8." II. Main Recommended Techniques: Dry-raised seedlings, intensive cultivation techniques for single-season rice, soil-testing formula fertilization techniques, and integrated pest and disease control techniques. III. Specific Field Operations: 1. Dry-raised seedlings. (1) Before May 19, select fertile, loose vegetable garden field; at 6 sq m of seedling field per mu of main field, apply 5