Sweet Corn Disease Nursery

2001 Annual Report

Table 2. Reactions of sweet corn hybrids included as standards in the 2001 disease nursery

Hybrid	Stewart's wilt			Common Rust						NLB			SLB			GLS
	Stewart's wilt			avirulent			virulent			NLB			SLB			GLS
	P†	01‡	R§	P	01	R	P	01	R	P	01	R	P	01	R	P	01	R
Bonus	1	1	2.1	0	0	0 %	2	4	29 %	5	5	27 %	6	6	32 %	8	6	62 %
Day Star	4	2	2.6	6	5	27 %	6	5	32 %	1	1	2 %	2	1	9 %	2	5	48 %
Eliminator	2	2	2.8	0	0	1 %	5	6	37 %	6	5	32 %	6	6	34 %	6	6	69 %
Green Giant 27	2	1	1.9	3	1	9%	3	2	14 %	3	4	20 %	5	3	17 %	3	5	53 %
Jubilee	9	7	5.6	5	6	33 %	5	6	37%	8	8	49 %	4	3	20 %	.	6	72 %
Miracle	1	1	2.3	2	3	17 %	2	4	24 %	3	4	21 %	4	3	21 %	4	8	83 %
Phenomenal	5	5	4.0	6	5	30 %	6	7	39 %	5	5	30 %	5	4	24 %	4	6	63 %
Prime Plus	3	1	2.0	0	0	1 %	3	6	36 %	2	2	11 %	6	7	37 %	4	6	67 %
Snow White	7	8	6.0	9	9	56 %	9	9	50 %	7	7	42 %	3	1	10 %	6	8	81 %
Sum. Sweet 7630	2	2	3.0	6	5	30 %	6	6	34 %	2	2	12 %	2	2	12 %	4	6	65 %
Ultimate	2	1	2.1	6	5	27 %	6	6	35 %	2	3	14 %	2	1	6 %	4	5	46 %
† P = Prior - reaction in previous years (1984-2000). ‡ 01 - reaction in 2001: 1 - resistant, 3 - moderately resistant, 5 - moderate, 7 - moderately susceptible, 9 - susceptible. § R = Rating - mean rating in 2001: 1 to 9 for Stewart's wilt; 0 to 100% for severity of rust, NLB, SLB and GLS.