【摘要】 黑龙江省在19世纪中期以前还没有水稻的种植。19世纪中后期黑龙江省已有了水稻的种植,但水稻种植在黑龙江省并不普遍,处于引种、试种阶段,大面积推广种植水稻是在清末民初。20世纪70年代以后,黑龙江省水稻种植面积有了快速的增长。水稻已成为黑龙江省最主要的粮食作物。更多还原

【Abstract】 There was no rice planting in Heilongjiang Province until middle and late period of19 th century. But rice planting was not widespread in the stage of introduction and trial planting. Planting rice in large area was in the late Qing Dynasty and early period of Republic of China. After 1970 s, the area for rice cultivation in Heilongjiang Province increased rapidly. Rice has become the most important food crop in Heilongjiang Province.更多还原