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Table 7. 97 ARC

Table 7. 1997-1998 alfalfa variety yields at the Agronomy Research Center, West Lafayette , IN
Seeding date: April 23, 1997

		Dry Matter Yield (T/A)						% of
		1997		1998		97-98		Check
	Entry	total		total		total		97-98

	DK140	3.21	*	7.53	*	10.74	*	134
	GEM	3.28	*	7.36	*	10.64	*	133
	Choice	2.98	*	7.12	*	10.10	*	126
	5454	2.89	*	7.15	*	10.04	*	125
	Ace	3.05	*	6.99	*	10.04	*	125
	Demand	2.96	*	7.01	*	9.97	*	124
	Complete	2.93	*	7.03	*	9.95	*	124
	2888	3.00	*	6.92		9.93		124
	DK141	3.02	*	6.86		9.88		123
	5312	3.02	*	6.83		9.86		123
	631	3.06	*	6.79		9.85		123
	Rushmore	2.78		6.90		9.68		121
	Spur	2.70		6.97	*	9.67		120
	WH 80	2.87		6.80		9.67		120
	DK127	2.63		6.86		9.50		118
	Safeguard	2.55		6.51		9.06		113
	Vernal	2.53		5.50		8.03		100

	Grand mean	2.91		6.89		9.80
	LSD (5%)	0.41		0.59		0.81
	C.V. (%)	9.87		5.98		5.79
	No. of harvests	3		4		7

	Entries with names preceded by "x" were tested using experimental seed that may not give perfomance 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: Agronomy Research Center, IN
	Design: Randomized block, 4 replications, 17 entries
	Soil Type: Xenia silt loam
	Plots: Five rows, 2.5' x 20', (harvested 2.5' x 15')
	Seeded: April 23, 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
	Insects: Alfalfa weevil and potato leafhopper controlled by spraying
	(Copyright 1998 Purdue Research Foundation)

Last Updated on 2/8/99
By Jerry Schmierer
Email: jlschmierer@ucdavis.edu