TY - BOOK ID - 134497491 TI - Cover crop trends, programs, and practices in the United States AU - Wallander, Steven AU - United States. PY - 2021 PB - [Washington, D.C.] : U. S. Department of Agriculture, Economic Research Service, DB - UniCat KW - Cover crops KW - Soil conservation UR - https://www.unicat.be/uniCat?func=search&query=sysid:134497491 AB - ER -