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2001年玉环县栽培玉环柚面积达3162.3hm2,投产面积2133.33hm2。但由于近几年来玉环柚重种轻管现象严重,造成全县相当一部分面积的玉环柚连年低产,品质差,经济效益低。笔者1999年对玉环柚低产园进行了改造试验。 选沙门镇泗边村水利设施差,管理水平低,产量低的7年生海涂玉环柚为试材,面积0.67hm2。首先是改善果园排水条件,使园内的沟渠达到布局合理,排灌畅通。园内隔行开畦沟深1.2m,宽0.8m,每行
Yuhuan County in 2001 cultivated Yuhuan pomelo area of 3162.3hm2, production area of 2133.33hm2. However, in recent years, Yuhuan grapefruit heavy seed light pipe serious, resulting in a considerable part of the county Yuhuan pummelo area year after year low yield, poor quality, low economic benefits. In 1999, Yuhuan pomelo low-yielding garden was rebuilt. Sarban Village, selected Salmonella poor water facilities, low management, low yield 7-year-old sea turtle yuhuan as the test material, an area of 0.67hm2. The first is to improve orchard drainage conditions so that the ditch in the garden to achieve a rational layout, irrigation and drainage flow. The park interlaced open ditch deep 1.2m, 0.8m wide, each row