2025 Lahoma Wheat Variety Trial Standard vs. Intensive Management Comparison

Cooperator: OSU North Central Research Station
Planting & Harvest Dates: 10/25/2024 & 06/10/2025
Management: Grain-only, conventional tillage
Seeding Rate: 60 lbs/ac for standard management and 1.2 million seeds/acre for intensive management

Nitrogen: 6 lbs/ac 10-34-0 at planting, 40 lbs/ac on 2/26/25, and 60 lbs/ac 3/26/25

Fungicide: 16 fl oz/ac, 4 oz Tebucure 3 at flag leaf-emergence stage on 3/26/25, and 13 fl oz/ac Nexicor at flag leaf-boot stage on 4/15/25

Extension Educator: Rick Nelson
Previous Crop: Austrian winter peas
Soil Type: Pond Creek silt loam
Soil Test: pH=4.9, N= 92, P= 150, K= 492

Standard vs. Intensive Management Comparison
Licensee	Variety	Grain Yield Standard bu/ac	Grain Yield Intensive bu/ac	Grain Yield Diff bu/ac	Test Weight Standard lb/bu	Test Weight Intensive lb/bu	Test Weight Diff lb/bu	Wheat Protein Standard %	Wheat Protein Intensive %	Wheat Protein Diff %
LCS	LCS Steel AX	78^a	91	13	57.9	56.6	-1.3	13.4	14.2	0.8
KWA	KS Territory	75^a	88	13	60.2	60.6	0.4	13.9	14.7	0.8
PlainsGold	Crescent AX	75^a	94	19	60.0	61.3^a	1.3	13.1	14.1	1.0
KWA	KS Bill Snyder	74^a	97^a	23	60.1	60.2	0.1	13.4	13.9	0.5
Westbred	WB4422	74^a	92	18	59.2	59.2	0.0	14.4	15.2	0.8
OGI	Orange Blossom CL+	73^a	83	10	61.6^a	60.7	-0.9	15.9	16.4	0.5
PlainsGold	Kivari AX	73^a	96^a	23	58.6	58.4	-0.2	12.5	13.5	1.0
AgriPro	AP Sunbird	72^a	104	32	60.6	60.4	-0.2	12.8	13.8	1.0
LCS	LCS Cowie AX	72^a	90	18	59.9	60.3	0.4	13.7	14.6	0.9
AgriPro	AP24 AX	71^a	92	21	57.7	58.4	0.7	13.6	14.3	0.7
LCS	LCS Radar	70	82	12	58.7	59.5	0.8	14.3	14.9	0.6
OGI	High Cotton	70	86	16	59.6	59.4	-0.2	14.4	14.7	0.3
KWA	KS Mako	69	92	23	61.5^a	61.8^a	0.3	13.6	14.1	0.5
LCS	LCS Helix AX	69	96	27	60.7	61.0^a	0.3	13.5	14.3	0.8
Croplan	CP7462	68	92	24	57.6	58.6	1.0	13.6	14.0	0.4
KWA	KS Providence	68	89	21	55.5	56.6	1.1	14.6	15.2	0.6
AgriPro	AP Bigfoot	67	91	24	59.8	60.3	0.5	13.6	14.1	0.5
OGI	Green Hammer	67	86	19	59.7	58.0	-1.7	17.1^a	17.0^a	-0.1
LCS	LCS Warbird AX	67	91	24	59.2	59.6	0.4	14.2	14.8	0.6
PlainsGold	CO19D087R	66	84	18	58.4	59.4	1.0	13.5	13.9	0.4
Armor	AR Iron Eagle 22AX	66	84	18	59.5	60.5	1.0	12.6	13.7	1.1
Westbred	WB4347	66	87	21	61.6^a	61.0^a	-0.6	13.9	14.5	0.6
AGSECO	AG Radical	66	84	18	57.1	57.4	0.3	14.4	14.9	0.5
OGI	Showdown	66	91	25	57.5	58.6	1.1	13.7	13.7	0.0
AgriPro	AP Roadrunner	66	86	20	56.7	56.1	-0.6	14.0	14.7	0.7
PlainsGold	Canvas	65	86	21	57.8	59.4	1.6	13.5	13.8	0.3
PlainsGold	CO18042RA	65	92	27	59.5	60.0	0.5	13.6	14.0	0.4
LCS	LCS Runner	65	90	25	59.2	59.0	-0.2	13.5	13.8	0.3
PlainsGold	Sheridan	65	85	20	59.8	60.3	0.5	13.6	13.9	0.3
Westbred	WB4792	64	83	19	62.0^a	61.0^a	-1.0	13.1	13.8	0.7
Westbred	WB4445CLP	64	88	24	57.9	59.3	1.4	14.3	15.0	0.7
AgriPro	AP Prolific	64	90	26	57.4	58.1	0.7	14.5	15.3	0.8
LCS	LCS Atomic AX	63	85	22	59.4	59.8	0.4	13.5	14.6	1.1
OGI	Strad CL+	62	88	26	59.4	58.9	-0.5	15.9	16.5	0.6
OGI	OK Corral	62	84	22	56.1	57.0	0.9	14.6	15.1	0.5
OGI	Firebox	61	78	17	60.5	60.5	0.0	15.4	16.1	0.7
OGI	Smith's Gold	61	83	22	60.1	60.3	0.2	13.9	14.7	0.8
Croplan	CP7869	60	80	20	58.2	57.8	-0.4	14.4	14.7	0.3
OGI	Doublestop CL+	60	77	17	60.7	60.0	-0.7	16.7^a	17.0^a	0.3
Croplan	CP7017AX	60	90	30	59.0	60.0	1.0	12.9	13.4	0.5
AGSECO	AG Golden	59	79	20	53.6	56.3	2.7	13.3	13.8	0.5
Armor	AR Turret 25	57	77	20	57.4	57.5	0.1	14.3	14.9	0.6
OGI	Gallagher	55	86	31	56.6	57.9	1.3	14.5	15.2	0.7
OGI	Paradox	55	83	28	54.4	55.5	1.1	14.4	14.9	0.5
OGI	Uncharted	51	66	15	59.4	57.8	-1.6	15.6	15.9	0.3
OSU	Experimentals OK21DTR1705-91	71^a	88	17	58.7	58.7	0.0	14.6	15.2	0.6
OSU	Experimentals OK23D89076X	68	88	20	57.9	58.7	0.8	13.1	13.6	0.5
OSU	Experimentals OK20708	67	95	28	58.7	58.8	0.1	14.3	14.9	0.6
	Mean	66	87	21	58.8	59.1	0.3	14.1	14.6	0.5
	LSD (0.05)	7	7	--	1.1	1.0	--	0.4	0.4	--

Notes: Grain yield and protein concentration were adjusted to 12% moisture content. ^a: Shaded values were not statistically different from the highest value within a column. Double-dashes"--" = data not available.