The Distribution and Activity of Phytophthora Cactorum in an Apple Orchard |
Contents
16 | 8 |
MATERIALS AND METHODS | 11 |
into waxed paper food cups and inoculating | 15 |
13 other sections not shown
Common terms and phrases
05 Level 21 days activity added allow antagonistic appear apple orchard assayed bacterial base layer bench cactorum caused colonies Comparison containing count culture cups determine developed dilution disease distribution experiment explanation of sample extract Figure five footnote to Table four fraction fungus g agar germinate given in Table growth incubation indicated Infected safflower seedlings infested inoculated isolates liter lower means measure medium method minutes ml distilled water mycelium natural noninfested number of safflower observed occurred Original Test pathogenicity petri Picnic Point Picnic Point orchard placing planted plates population possible poured presented produced replicates reported Results of Soil Retests Safflower Bioassay Results safflower seedling bioassay safflower seedlings killed sample numbering sand screen Selected sets shown significantly different Soil Analysis soil extract Soil Samples Collected Soil Samples Taken statistics studies suspension technique tree twice varieties zoospore