...sis of the Vegetable Production 一、北京市蔬菜生产现状 The Status of Vegetable Production (一)蔬菜播种面积(sown area ) 据北京市农业局蔬菜处统计,2005年北京市全年蔬菜播种面积96223 公顷。北京市蔬菜种植主要分布在远郊区。
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rural per capita sown area 农村人均播种面积
Total Sown Area 农作物总播种面积
Sown Area of Farm Crops 农作物播种面积
Stable Grain Sown Area 稳定粮食播种面积
Hectare Sown Area 积施用量
maize sown area 玉米种植面积
sown area of grain 粮食播种面积
Wheat is the second leading crop which sown area is next to the rice in china. It is of great immediate significance for developing economy and raising people’s living standard.
小麦是我国播种面积仅次于水稻的第二大作物,小麦生产对于发展经济,提高人民生活水平具有重要意义。
参考来源 - 大麦与小麦杂交及其杂种后代的创制、鉴定和应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
America's winter wheat plantings are up 4% and the spring-sown area is likely to rise more.
美国冬小麦的种植增长了4%,春季耕种面积很可能会增加更多。
The northeast ecological agriculture region has no space to adjust the crops sown area for the more population and few land.
东北部生态农业建设区由于耕地面积较少和人口较多的原因,粮食作物播种面积已无压缩余地。
The general hypothesis of this study is that crop sown area change is directly linked with farmer decisions on crop choice, and what k.
模型建立思路是:作物播种面积变化是农户作物选择行为的直接结果,而选择何种作物进行播种是由作物效用决定的。
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