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Tables
- Table 1.
Response of own-rooted Norway and red maple cultivars to inoculation with Verticillium dahliae alone and in combination with root-knot nematodes (Meloidogyne spp.)1
M. arenaria-1 M. arenaria-2 M. incognita M. javanica Verticillium Wilt Gall Wilt Gall Wilt Gall Wilt Gall Wilt Index Index Index Index Index Index Index Index Index Norway Maple ‘Crimson King’ 0/0 0-0 100/100 0-0 100/100 0-0 0/100 0-0 10/100 ‘Greenlace’ 0/50 0-0 30/100 0-0 0/0 0-0 100/100 0-0 0/0 ‘Jade Glen’ 50/100 4-+ 0/50 2-0 100/100 3-+ 100/100 3-+ 0/0 ‘Parkway’ 0/0 4-0 0/0 0-0 0/0 0/0 0/0 2-0 0/0 Red maple ‘Autumn Flame’ 0/0 5-+ 0/0 5-+ 0/0 1-0 0/0 4-+ 0/0 ‘Oct. Glory’ 0/0 5-+ 0/0 5-+ 0/0 5-+ 0/0 4-+ 0/0 ‘Red Sunset’ 0/0 5-+ 0/0 5-+ 0/0 5-+ 0/0 5-+ 0/0 ↵1. Key to table: Wilt Index is percent leaf wilt of two trees.
Gall Index: First figure refers to gall number: 0= no galls; 1= from one to two galls; 2= three to 10 galls; 3 = 11 to 30 galls; 4= 31 to 100 galls; 5= more than 100 galls per root system. (+) indicates presence of viable egg masses, (0)= no egg masses.
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