TY - BOOK A1 - Briggs, David John TI - Agriculture and environment: the physical geography of temperate agricultural systems PB - کتابخانه مرکزی و مرکز اطلاع رسانی دانشگاه فردوسی مشهد SN - 77769228 UR /book/77769228/Agriculture-and-environment-the-physical-geograph/ ER -