川西北三县大豆资源考察简报李福山（中国农业科学院作物品种资源所，北京１０００８１）北川、平武、南坪三县位于四川的两北盆周山地。大豆在该地区并非主要作物，一般４月下旬播种，１０月上旬收获。种植方式以间种为主，多同玉米以１：１方式间种。种植的海拔高度为７... Brief Introduction of Soybean Resources in Three Counties of Northwest Sichuan Li Fushan (Crop Variety Resources Institute, Chinese Academy of Agricultural Sciences, Beijing 100081) Three counties in Beichuan, Pingwu and Nanping are located in the mountainous areas of the basin and the north of the basin in Sichuan Province. Soybeans are not the main crops in the area and are usually sown in late April and harvested in early October. The planting is dominated by intercropping, with 1: 1 intercropping more with corn. Planting altitude of 7 ...