Table 1

North Dakota State University * Dickinson Research Extension Center
1089 State Avenue, Dickinson, ND 58601-4642 Voice: (701) 483-2348 FAX: (701) 483-2005

Table 1. Analysis of variance of contrasting seeding rates and hard red spring cultivars across conventional-, reduced-, and no-tillage environments in a wheat-fallow rotation experiment located at Dickinson, ND, during 1995, 1996, and 1997.
	Plant stand			Grain
	Plant stand			Yield			Crude protein
	1995	1996	1997	1995	1996	1997	1995	1996	1997
Tillage system (T)	1000 plants/acre			bu/acre			%
Conventional tillage	597	723	750	41	46	33	14.5	15.2	15.2
Reduced tillage	644	808	792	42	44	36	14.3	15.2	15.4
No-tillage	682	800	672	37	51	31	14.1	14.8	14.6
Seeding rate (SR)
500 000 kernels/acre	340	398	390	37	46	32	14.4	15.0	15.0
1 000 000 kernels/acre	661	804	773	41	48	35	14.3	15.1	15.0
1 500 000 kernels/acre	922	1 130	1 050	42	48	34	14.3	15.2	15.2
Wheat cultivar (WC)
AC Minto	734	788	654	33	42	29	15.1	15.7	15.9
Amidon	648	777	775	42	46	37	14.1	15.1	14.9
Bergen	671	849	815	44	52	34	13.9	14.4	14.6
Grandin	489	739	674	39	47	32	14.5	15.7	15.3
Norm	664	731	773	41	50	34	14.1	14.5	14.6
	Analysis of variance
T	NS¹	*	NS	NS	NS	NS	NS	NS	*
SR	*	*	*	*	*	NS	NS	NS	NS
T x SR	NS	NS	NS	NS	NS	NS	NS	NS	NS
WC	*	*	*	*	*	*	*	*	*
T x WC	NS	NS	NS	NS	NS	NS	NS	NS	NS
SR x WC	*	NS	*	NS	*	NS	NS	NS	NS
T x SR x WC	NS	NS	NS	NS	NS	NS	NS	NS	NS