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该文针对湘北红壤旱土季节性干旱现状,以防旱避旱节水栽培为中心,通过试验与示范总结提出了湘北红壤丘岗旱地玉米节水避旱丰产栽培配套措施:①选用早熟耐旱紧凑型品种;②适期早播,一般以3月下旬播种为宜;③保温育苗移栽可早播早栽,争季节,节水避早;④抗旱节水覆盖栽培具有避旱防旱保水保肥丰产效果;⑤早坡土等高筑梯土,改土培肥,综合运用玉米密胆调控技术可实现玉米高产。
According to the present situation of seasonal drought in red soils of northern Hunan and the drought-resistant and water-saving cultivation as the center, this paper puts forward the supporting measures for high-yielding cultivation of maize in water saving and drought-resisting maize in the red soil hilly region of northern Hunan by experiment and demonstration: Compact varieties; ② suitable for early sowing, sowing is generally late March appropriate; ③ heat seedling transplanting early sowing and early planting, fight the season, save water and avoid early; ④ Drought-resistant water-saving cultivation with drought drought water High yield and fertilizer yield; ⑤ Early slope soil height build ladder soil, soil improvement and fertilization, integrated use of corn gallbladder regulation technology can achieve high yield of corn.