8Y. Chen,S. Liu,H. Li,X.F. Li,C.Y. Song,R.M. Cruse,X.Y. Zhang.Effects of conservation tillage on corn and soybean yield in the humid continental climate region of Northeast China[J]. Soil & Tillage Research . 2011
9Kesi Liu,Pawel Wiatrak.Corn production response to tillage and nitrogen application in dry-land environment[J]. Soil & Tillage Research . 2012
10A.W. Lenssen,G.D. Johnson,G.R. Carlson.Cropping sequence and tillage system influences annual crop production and water use in semiarid Montana, USA[J]. Field Crops Research . 2006 (1)