Table 5. 2018 MG-3 Roundup Ready across and by CST Locations

Table 5. Yields of eight Maturity Group III (3.0 – 3.9) Roundup Ready soybean varieties in eight County Standard Tests in Tennessee and Kentucky during 2018.‡

Variety	Herbicide Pkg†	Avg. Yield§ (bu/ac) 1 yr	MS Avg. Yield§ 1 yr	Avg. Yield§ (bu/ac) 2 yr	MS Avg. Yield§ 2 yr	Knoxville Irr. (bu/acre) 1 yr	Knoxville Irr. (bu/acre) 2 yr	Springfield Irr. (bu/acre) 1 yr	Springfield Irr. (bu/acre) 2 yr	Springfield Non-Irr. (bu/acre) 1 yr	Springfield Non-Irr. (bu/acre) 2 yr	Milan Irr. (bu/acre) 1 yr	Milan Irr. (bu/acre) 2 yr	Milan Non-Irr. (bu/acre) 1 yr	Milan Non-Irr. (bu/acre) 2 yr	Jackson Non-Irr. (bu/acre) 1 yr	Jackson Non-Irr. (bu/acre) 2 yr
Asgrow AG37X9 RR2X	R2X	59	a			71		57		30		64		63		67
Taylor 3908X	R2X	58	a-b			69		58		36		63		53		69
Credenz CZ 3601 LL	LL	57	a-c			71		57		28		59		57		67
Asgrow AG36X6 RR2X	R2X	54	c-d	54	b-c	53	59	55	52	24	32	63	61	61	61	67	59
Asgrow AG38X8 RR2X	R2X	54	b-d	56	a-b	64	66	57	59	28	36	60	58	54	59	61	58
Asgrow AG39X7 RR2X/SR	R2X, STS	54	c-d	59	a	63	66	53	62	34	42	58	63	56	61	58	58
Credenz CZ 3841 LL	LL	54	b-d	57	a-b	67	69	55	56	33	38	59	61	56	59	58	59
Asgrow AG37X8 RR2X	R2X	53	c-d	54	b-c	58	63	58	57	35	40	53	53	57	59	58	54
Dyna-Gro S39XT08	R2X	53	c-d	55	b-c	65	70	44	47	27	35	57	57	53	56	68	63
Caverndale Farms CF 387 HT-GLYn	RR	52	d	53	c	58	62	67	60	30	38	51	53	49	49	60	53
Warren Seed BG 3821 RR2X	R2X	50	d			47		52		34		53		56		54
Average		54		55		62	65	56	56	31	37	58	58	56	58	62	58
Standard Error		5		4		3	4	2	4	5	7	3	2	4	3	3	5
L.S.D..05		4		3		8	4	5	8	N.S.	N.S.	6	5	N.S.	7	8	N.S.
C.V.		11		11		8	5	5	13	19	15	6	7	13	10	8	10
Plots per entry (reps x locs x years.)		18		36		3	6	3	6	3	6	3	6	3	6	3	6

‡ Data Provided by Ryan Blair, Ext. Area Specialist, Grain and Cotton Variety Testing, and Extension agents in counties shown above. † Varieties that have any MS letter in common are not significantly different in yield at the 5% level of probability. * Varieties marked with an asterisk were in the top performing “A” group for two (**) or three (***) consecutive years within the previous three year evaluation period.