Impact of cropping systems on the weed seed banks in the northern Great Plains, USA.Published in:Weed Biology & Management, 2009, v. 9, n. 2, p. 160, doi. 10.1111/j.1445-6664.2009.00334.xBy:HARBUCK, KRISTIN S.B.;MENALLED, FABIAN D.;POLLNAC, FREDRIC W.Publication type:Article