机译:农业政策与人口趋势瑞典农田鸟类在不同农业地区
Lund Univ, Dept Anim Ecol, Lund SE2362PT, Sweden;
England; set-aside; FarmlandIntensificationEmberiza citrinellapopulation trendagricultural policySurvival RatePopulation declineSpecialistsLandextensificationagricultural regionsAbandonment;
机译:农业経済学科「农业食料政策论研究室」Agricultural and Fbod Policy
机译:农业経済学科「农业食料政策论研究室」Agricultural and Fbod Policy
机译:peri-urban agricultural development in Beijing: Varied forms, innovative practices and policy implications