Annual Report - Experiment and Research Station, Issues 23-25; Issues 27-31
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acid Agric Ailsa Craig albo-atrum Aphides appear appl applied apterae attack Biol blotchy Carnation caterpillars caused Cheshunt Early Giant chloride Chron Chrysanthemum Complete Artificials compost containing cotyledons cucumber culture dahliae developed Didymella dusts eelworm effect eggs emulsion experiments fertilisers flowers foliage formaldehyde fruit fumigation fungicides fungus Fusarium Gdnrs germination Glasshouse Glasshouse Crops Glasshouse Plants growers grown growth Hort houses inches injury inoculated larvae Leaf Mould leaves lesions lettuce manure mites mixture mosaic infection mosaic virus moths muriate muriate of potash mushrooms naphthalene nitrogen nurseries obtained ounces period pest plots Potentate pots Red Spider Mite relation to Glasshouse roots rows season seed seedlings shewed soil solution Speyer spores Spotted Wilt spray steam stem sterilised sterilized straw sulphate of potash sulphur superphosphate symptoms Table temperature Thrips tomato plants tons per acre treatment trials trusses varieties Verticillium Vetomold Virus Diseases wireworms yield