共 3 条
[1]
Vibratory Furrow Opening Tool for Minimum Tillage Planters. Tompkins F D,Bledsoe B L. Transaction of the ASAE . 1979
[2]
Theoretical Analysis of Vibratory Tillage. Smitk J L,Dais J L,Flikke A M. Transactions of the American Society of Agricultural Engineers . 1972
[3]
Experimental Analysis of Vibratory Tillage. Smith J L,Kermit Hillman,Flikke A M. Transaction of the ASAE . 1972