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microorganisms causing the disease are viruses, fungi, bacteria, phytoplasmas or nematodes. Phytoplasmas are ... bacteria without cell walls. Nematodes are microscopic worms. “We are comparing huge amounts of data, kind ... They are looking into whether nematodes found two years ago on infected beech leaves are causing the ...
report on nematodes for 2017, so far. Question and answer time – get one on one help with your turfgrass ...