Journal of Agricultural Research, Volume 15Department of Agriculture, 1918 - Agriculture |
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Common terms and phrases
Aberdeen-Angus acid æciospore Agricultural Research air-dry alfalfa average basal cell biologic forms border rows cabbage carbonate catalase catalase activity cent chlorid clay clover colloid concentration Cronartium Cronartium ribicola crop Crossbred cultures damping-off determined Diachasma disease dry matter dry soil eggs experiments extract females freezing fruit-fly fungus Fusarium germination giffardianus graminis greensand Holstein-Friesian horns host infection inoculated instar Johnson grass Jour Journal of Agricultural June larva larvæ leaf Literature cited loam males manure material mature method milk moisture content nitrogen normal obtained organisms oviposition oxidase parasites percentage period phloem pine plants PLATE plots potash potassium pots protein puparia ribicola rust salt samples sand seedlings seeds silage sodium sodium carbonate sodium chlorid solid color soluble solution species spinach spores spot stem sugar sweet potatoes Table teliospore temperature tion tissue titration tongue and switch tryoni urediniospore wheat