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在湖南常德地区对特早柑橘新品种大分4号进行了引种品比试验。结果表明,与对照大浦5号和日南1号相比,大分4号成熟早,果形漂亮,大小适中,果皮薄而光滑,易化渣,品质上乘,适宜在湘北地区大面积推广。并从园地选择、肥水管理、花果管理及病虫害防治等方面总结了大分4号的优质高效栽培技术要点。
In the area of Changde, Hunan, an early citrus variety Oita No.4 was introduced with the introduction ratio test. The results showed that Oita No.4 was mature earlier than the control Da Uupo 5 and the No. 1 South Japan. The fruit shape was beautiful and the size was moderate. The peel was thin and smooth, easy to be dregsified and of good quality. It was suitable for large area popularization in the north of Hunan Province. And summed up the key points of Oita No.4 high-quality and efficient cultivation techniques from field selection, fertilizer and water management, flower and fruit management and pest and disease control.