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顺德、南梅、中山等县是我省主要蚕桑基地。解放以来,在毛主席革命路线的指引下,蚕桑生产有了很大的发展。但随着蚕桑事业的迅速发展,珠江三角洲原有耕地已不能满足要求,必须向丘陵山区发展。1965年佛山地区在台山、开平、恩平等县发展种桑,经几年来的生产实践,在丘陵地区种桑养蚕是成功的,出现了不少高产稳产的典型。但是近年来,这些地区普遍发生根结线虫病。据调查,台山、开平、恩平等县发病面积占桑地的80％左右,在一般发病情况下,栽桑2-3年明显减产,
Shunde, Nanmei, Zhongshan and other counties is the main sericulture base in our province. Since the liberation, under the guidance of Chairman Mao’s revolutionary line, silkworm mulberry production has greatly developed. However, with the rapid development of the silkworm mulberry industry, the original cultivated land in the Pearl River Delta can no longer meet the requirements and must be developed to hilly areas. In 1965 Foshan in Taishan, Kaiping, Enping counties and other development of mulberry, after several years of production practice, mulberry sericulture in the hilly areas is a success, there have been many typical of high and stable yield. However, root knot nematodes are common in these areas in recent years. According to the survey, the incidence of Taishan, Kaiping, Enping counties accounted for about 80% of mulberry, in the case of general incidence, Zang mulberry 2-3 years significantly reduced production,