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我省番薯原有品种繁多,约近800个,但其中混杂着不少劣种,以致产量很低,有低至亩产仅得几百斤的。解放后经全省品种整理鉴定,挑选出禺北白皮白心、蓬尾,标心红等优良农家品种大力推广,番薯产量逐步提高。其后华南农学院,广东农科院,高州农校等单位开始进行番薯有性杂交育种工作,选育出一些产量较高的新品种如高农选一,广薯七号等。
The original variety of sweet potato in our province is about 800, but there are many inferior species mixed therein, so that the yield is very low, with only a few hundred pounds as low as per mu. After the liberation of the province by sorting the identification of species, pick out white white heart Panyu, Pomodoro, red heart and other fine varieties of agricultural vigorously promote sweet potato production gradually increased. Later, South China Agricultural College, Guangdong Academy of Agricultural Sciences, Gaozhou Agricultural School and other units began sexual hybridization of sweet potato breeding work, bred a number of new varieties of higher yield such as high agricultural election one, potato and so on.