TY - BOOK ID - 136821322 TI - Cover crops and crop yields PY - 2009 SN - 1617282111 9781617282119 PB - New York Nova Science Publishers DB - UniCat KW - Cover crops. KW - Crop yields. UR - https://www.unicat.be/uniCat?func=search&query=sysid:136821322 AB - ER -