TY - BOOK ID - 133728069 TI - The perennial sow thistle and some other weed pests of 1908 AU - Howitt, J. E. AU - Ontario. Dept. of Agriculture. AU - Ontario. PY - 1908 SN - 0665837208 9780665837203 PB - Toronto : Dept. of Agriculture, DB - UniCat KW - Thistles. KW - Weeds KW - Chardon. KW - Mauvaises herbes, Lutte contre les. KW - Control. UR - https://www.unicat.be/uniCat?func=search&query=sysid:133728069 AB - ER -