我场自1957年试种柑桔以来,至今已有20年历史。全场现有柑桔总面积6447亩,其中结果面积4000亩。主栽品种有化州橙、新会橙、柳橙、雪柑、蕉柑和温州蜜柑等,砧木以酸桔为主。由于过去经验不足,栽培较密(亩栽70—80株),前期忽视树冠管理,以后又不及时疏伐,现在大部分结果树树冠直立高大,株行间交叉重叠,中下层枝条因郁闭和病虫危害逐年枯死,绿枝层逐年变薄,有效结 My field since the trial in 1957 citrus, has been 20 years of history. The audience existing citrus total area 6447 mus, the result area 4000 mus. The main cultivars include Huazhou orange, Xinhui orange, orange, snow mandarin, banana and Wenzhou mandarin. Rootstocks mainly include sour orange. Due to the lack of experience in the past, the cultivation is rather dense (70-80 mu of plantation), the canopy management is neglected in the early stage, and later the shrubs are not cleared in time. Most of the tree crown results now are tall and erect, And the pests and diseases damage year by year dead, thin green layer year by year, effective knot