Table 1. Location and comparative plot management (1) for 1988 HRSWURN (2).
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 			Date		Area (ft) 2		Yield
 		-----------------    ---------------------     -------------
 Location	Seeded Harvested	Planted	Harvested	CV%	Mean
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 Minnesota
  St. Paul	Apr 12	Jul 12		48	32		10.9	27.1
  Crookston	Apr 15	Jul 29		48	32		15.0	26.2
  Morris		-	-		48	16		17.3	20.3
 
 North Dakota
  Fargo		May 5	-		32	32		8.8	19.9
  Langdon	Apr 28	Aug 1		70	56		29.4	49.7
  Carrington	Apr 14	Jul 19		88	60		15.8	21.4
  Dickinson	Apr 20	Jul 20		-	16		22.7	7.6
  Williston	May 5	Jul 29		-	54		13.2	4.5
  Minot		Apr 13	Jul 21		32	32		21.3	13.9
 
 South Dakota
  Brookings	Apr 12	Jul 18		100	70		12.1	17.9
  Selby		Apr 6	Jul 18		100	70		7.8	19.7
  Redfield	Apr 19	Jul 17		100	70		15.0	14.7
 
 Montana
  Havre		Apr 16	Aug 30		60	48		14.9	14.3
  Sidney 3	Apr 15	Jul 22		40	16		14.7	5.1
  Bozeman	May 6	Aug 9		-	65		5.6	46.8
 
 Wyoming
  Sheridin	Apr 11	Jul 22		68	36		15.8	14.7
  Powell		Apr 15	Aug 8		51	19.5		17.5	41.0
 
 Wisconsin
 Madison		-	-		-	16		19.5	24.6
 
 Idaho
 Tetonia 3	May 11	Aug 25		42.7	42.7		8.0	29.6
 Aberdeen	Mar 28	Aug 13		42.7	21.3		14.0	82.9
 
 Washington
 Pullman		-	-		-	-		17.0	42.6
 
 Nebraska
 Mead 4		Mar 22	Jul 15		-	-		-	20.1
 
 Canada
 Winnipeg	May 13	-		-	16.5		18.3	19.8
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 1 Blank spaces (--) indicate data not supplied by cooperator.
 
 2 HRSWURN - Hard Red Spring Wheat Uniform Regional Nursery.
 
 3 Irrigated test.
 
 4 Non-replicated test.