Three Techniques for Screening Maples for Response to Verticillium Wilt |
Contents
PURPOSE OF THE STUDY | 23 |
Table Page | 25 |
STERILE STEMSECTION TECHNIQUE | 29 |
8 other sections not shown
Common terms and phrases
According agar disk albo-atrum albo-atrum was isolated Amur become boxelder callus cells clonal conidia conidiophore conidium containing culture cycle described designated developed diploid dipping discolored seedlings disease effect evaluated experiment factor Figure formed Frequency fungus genotypes germination Green grew groups growing growth haploid Hedge maple height host hyaline important indicated individuals infected inoculation inoculum inoculum concentrations intermediate Isaac isolates later less maple seedlings maple species mean measurements mechanism method microsclerotia modified Hoagland's months mycelial necessary Norway maple noted observed obtained occurred peeled percentage period plants plates potentially present produce range reduce reported resistant response root root-dip sections seedlings exhibiting seems selected significant soil spore spread stem stem-puncture technique sterile sterile stem-section sugar maple suggested susceptible suspension symptoms Table Talboys temperatures tests tion tissue tolerant trees tyloses variation vascular discoloration Verticillium wilt vessels viable virulence weeks wound