Interpreting Yield Data

Alfalfa Summary:

Weather data summary for the 2005-growing season

Performance summary – Standard trials (insecticide applied)

Regional PLH Trial

Alfalfa Variety Trial - South Charleston, Ohio – 2003 Seeding

Alfalfa Variety Trial – Wooster, Ohio – 2003 Seeding

Alfalfa Variety Trial – North Baltimore, Ohio – 2004 Seeding

Alfalfa Variety Trial – Jackson, Ohio –2004 Seeding

Alfalfa Variety Trial –, South Charleston, Ohio – 2005 Seeding

Potato Leafhopper Resistant Trial – South Charleston, Ohio – 2004 Seeding

Potato Leafhopper Resistant Trial – Jackson, Ohio – 2004 Seeding

Red Clover:

Red Clover Variety Trial - S. Charleston, Ohio - 2000 Seeding.

Grass Summary:

Orchardgrass Variety Trial – South Charleston, Ohio – 2003 Seeding

Annual Ryegrass Variety Trial – South Charleston, Ohio – 2004 Seeding

Annual Ryegrass Variety Trial – South Charleston, Ohio – 2005 Fall Seeding

Tall Fescue Variety Trial – Jackson, Ohio – 2004 Seeding

Perennial Ryegrass Variety Trial – South Charleston, Ohio –2005 Seeding

Address of Marketers

Download files of yield data for 2005:

All Yield Trials - PDF for Printing

Alfalfa Yield Trials - Excel

Grass Yield Trial - Excel

Forage Variety Trials in Other States

2005 Ohio Forage Performance Trials

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Potato Leafhopper Resistant Trial - Ohio, South Charleston, Sown 4-20-2004

					Total	Total	Total	Relative Yield
Variety	June 21	July 1	Aug. 1	Sept. 12	2005	2004	2004-05	2004-05
	---- Tons Dry Matter/Acre ----							% mean
WL 346 LH	3.25	1.78	1.82	1.22	8.12	2.33	10.56	109
Evergreen II	3.20	1.71	1.80	1.17	7.83	2.25	10.05	104
54H91	2.89	1.89	1.87	1.18	7.87	2.46	10.49	108
54V54	2.91	1.13	1.33	0.95	6.24	1.74	7.83	81
Vernal	3.01	1.04	1.30	0.96	6.31	1.91	8.13	84
Mean	3.02	1.65	1.72	1.15	7.54	2.16	9.71
LSD 0.05	0.28	0.17	0.15	0.16	0.43	0.44	0.64
Prob > F	0.04	<.001	<.001	<.001	<.001	0.01	<.001
CV %	6.30	6.90	6.10	9.70	3.90	13.60	4.50
Note: Stand was 95% for all varieties on 10-13-2005.
Data subjected to Nearest Neighbor AOV, adjusted means reported.
Establishment:	Seeded with a Hege 3-point hitch drill with presswheels at 16 lb/a. Eptam was applied PPI at 2qt/a.
Plot size:	4' x 20', 7' alleys and borders. RCBD with four reps.
Soil type and analysis:	Crosby silt loam, pH=6.5, P=76 lbs/a, K=221 lbs/a, CEC=22.2, O.M.=2.9, (10/05).
2005 Fertilization:	110 lb/a of 0-46-0 and 135 lb/a of 0-0-60 was applied in April 2004.
2005 Pest control:	No insecticide or herbicide applied.

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