2) Traditional Agricultural Plain Area
传统平原农业区
1.
A Study of Formation and Evolution Mechanism of Industrial Cluster in Traditional Agricultural Plain Area;
传统平原农业区产业集群形成与演化机制研究
3) plain agriculture region
平原农区
1.
bottle neck problems confronting mutton sheep industry in Hebei province; and puts forward 3 development counter measures as to take advantages of raising mutton sheep under shed on scale and culturing mutton sheep industry as leading industry at plain agriculture regions in Hebei Province.
阐述了河北省肉羊生产遇到的饲养方式落后、养殖效率低下 ,饲草体系发展滞后等瓶颈 ;提出平原农区发展规模舍饲羊的优势和培养肉羊龙头产业等 3项发展对策。
5) plain and gentle hill agriculture area
平原缓丘农区
补充资料：东北平原农业气候资源利用(见农业气候资源利用)
东北平原农业气候资源利用(见农业气候资源利用)
默军爵攫戳猛罚胃植和l用2 iyuanl心yong 见农业气候资
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条