11 pages matching soil beds in this book
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acid acre Agriculture areas blossom-end rot blotchy ripening buds carbon dioxide carbon dioxide enrichment chemicals color cropping plan develop disease-producing diseases equipment fall crop fruit set fusarium wilt germination glass greenhouses glass houses green greenhouse beds Greenhouse growers greenhouse soil ground beds grown harvested heat heaters humidity hydroponic inches insects leaf mold leaves light maintain materials mato Medium to large monium mulch nematodes nitrate nitrogen November 15 nutrients nutrition Ohio organic matter peat moss pesticide photosynthesis plant growth PLANT NUTRITION plants set plastic film plastic greenhouses pollen potassium pounds prevent proper prune Red Fusarium ring culture root-knot root-knot nematodes rows seedlings set fruit set in houses sodium nitrate soil beds soil moisture soil surface spacing spring crop steam sterilization tile tion tobacco mosaic virus tomato plants tomato seed transplants Trisodium phosphate trough culture tube ture usually varieties ventilators vermiculite virus wire yield