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acre agricultural annual better Boston bushels cabbage carrots Castle Pa cents chemical Cleveland Ohio commercial commodity Conn Connecticut consumer cost County crop cucumbers cultivation developed disease downy mildew dust Executive Board Experiment Station farmers fertilizer field fresh vegetables frozen foods fruits and vegetables fungicides Gardeners greenhouse growing grown Hampshire handling Hoag hot house hybrid seed increased industry insects irrigation labor late blight leaf lettuce living soil manure Mass Massachusetts meeting ment merchandising methods muskmelon Ohio Secretary onions package Philadelphia Pa plants plowing potatoes pounds practice prepackaging problems production retail Rocky River Ohio Route rows season Secretary Section seed pieces seed potatoes seed treatment self-service soil spinach spray squash sumers sweet corn temperature tion tomatoes tubers varieties vege Vegetable Growers Association weeds yields York N. Y.