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句容市地处宁、镇、常丘陵山区,油菜是主要油料作物之一,2003年,句容市获全国优质油菜生产大县(市)光荣称号。油菜是全市的优势主导产业,常年种植面积稳定在2.33万hm~2,其中丘陵旱地1.73万hm~2,占74％。由于丘陵旱地立地条件较差,再加之干旱、渍害、冻害、管理粗放等限制因子,致使全市的油菜平均单产一直徘徊在1725～1920kg/hm~2。为了充分挖掘增产潜力,近几年来,我们针对油菜生产
Jurong is located in Ning, town, often hilly mountains, rape is one of the main oil crops, 2003, Jurong City won the national high-quality rapeseed county (city) glorious title. Rape is the leading dominant industry in the city, and its annual planting area is stable at 23,300 hm ~ 2, of which 17,300 hm ~ 2 in hilly drylands accounts for 74%. Due to the poor site conditions of hilly drylands and the limited factors such as drought, waterlogging, frost damage and extensive management, the average yield of rape in the whole city has been hovering around 1725 ~ 1920kg / hm ~ 2. In order to fully tap the yield potential, in recent years, we focus on rapeseed production