University of Minnesota-Horticulture

high tunnel season extension agriculture fruit vegetable horticulture crops hoop house minnesota cucumber gardening soil fertility farming local food plant disease university of minnesota tomato extension nennich crop yield plant pathology insects pests irrigation drip organic economics wright soil management soil health cover crop pathogens research biocontrol strawberry variety trials temperature marketing foord nutrient fertigation raspberry greenhouse pa mulch plasticulture plastic mulch soil amendments roots water moisture finances bramble fruit blueberry berry breeding university flower edible landscaping annual perennial solar heating garlic light jacobson ventilation airflow rosen fertilizer hoover brambles tepe poppe constrution