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Table 5.  1997-1999 alfalfa variety yields at the Pinney Purdue Agriculture Center, Wanatah, IN  Seeding date: April 25, 1997
Dry Matter Yield (T/A)
		1997		1998		1999		97-99		% of Check
	Entry	total		total		total		total		97-98	97-99
	WL 324	2.41	*	8.57	*	7.72	*	18.70	*	109	109
	WL 325 HQ	2.33	*	8.44	*	7.84	*	18.61	*	107	109
	5312	2.36	*	8.53	*	7.55	*	18.44	*	108	108
	DK140	2.19		8.59	*	7.58	*	18.36	*	107	107
	5454	2.12		8.38	*	7.82	*	18.32	*	104	107
	Demand	2.45	*	8.43	*	7.41	*	18.29	*	108	107
	Choice	2.53	*	8.50	*	7.24		18.27	*	109	107
	GH 797	2.30	*	8.17	*	7.73	*	18.20	*	104	106
	GEM	2.24	*	8.43	*	7.32	*	17.99	*	106	105
	DK141	2.34	*	8.23	*	7.39	*	17.96	*	105	105
x	WL 326 GZ	2.13		8.38	*	7.40	*	17.91	*	104	104
	DK127	2.12		7.76		7.47	*	17.35		98	101
	Spur	1.84		8.30	*	7.19		17.33		100	101
	Vernal	2.17		7.93		7.05		17.15		100	100
	Grand mean	2.25		8.33		7.48		18.06
	LSD (5%)	0.30		0.60		0.54		1.17
	C.V. (%)	9.2		5.0		5.0		4.8
	No. of harvests	2		4		4		10
Entries with names preceded by "x" were tested using experimental seed that may not give performance identical to commercially available seed.
Yields followed by an asterisk (*) are not significantly different from the highest yield in the column.
Yield of "Vernal" used to calculate % of check
Location:  Wanatah, IN
Design: Randomized block, 4 replications, 14 entries
Soil Type:  Tracy sand
Plots:  Five rows, 2.5' x 20', (harvested 2.5' x 15')
Seeded:  April 25, 1997, with 15 lb. live seed / acre;  1.3 lb. a.i. Balan / acre, incorporated
Fertilizer:  60 lb. P2O5 and 250 lb. K2O / acre applied after first and final harvest
Irrigation: (15 June 1.5")(8 July 1.5")(19 July 1.5")(23 July 1.5")(5 Aug 1.5")(2 Sept 1.4")(10 Sept 1.5")
1997 total (4.5"); 1998 total (8.5"); 1999 total (10.4")
Insects:  Alfalfa weevil and potato leafhopper controlled by spraying
(Copyright 1999 Purdue Research Foundation)