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notes3 - Hortaculture Monday Perennial esperagous Tubers...

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Hortaculture 4/5/09 Monday Perennial- esperagous Tubers- underground stem Bulbs ( modified leaves)- garlic , onion Warm season crops ( 65-90 Cool season vegetables ( 60-65) Vegetable classification o Growth habit Vines: squas, punkins, cucumber **which of the following is a vine, annual and vegetable ? Cucurbitaceae- cucumber, pumpkin, watermelon Leguminacea- ( peas, beans) Solanaceae ( potatoes Fruits vs Vegetables o Some vegetables are fruits but no fruits are vegetables o Vegetables= edible portion of plant eaten raw or cooked Field vegetable production o Processing o Smaller, fresh market ( speciality market) o Large scale shipping Site selection o Sunlight o Field topography o Soil type ( drainage most important issue) o Water availability and quality Variety selection o New varieties o Experiement Quiz: 1. Which of the following if a vine, fruit and vegetable? Pumpkin 2. Which is a perennial , stem, vegetable—asparagus 3. what is the average amount of sunlight required of all vegetables ? 6-8 hrs 4. Which of the folloinwg is a member of the cucurbitacea family –squash 4/9/10 Fruit= matured ovary +- associated parts Production Considerations o Perennial crops, not annuals Site and cultivar selection important Specialized equipment= years of negative cash flow at outset High labor requirement o Pruning, thinning, harvesting High agrichemical use
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o Fertilizers, fungicides, herbicides, insecticides Government regulations o Labor, chemical use, water use, pesticide, residues Arid ( not humid not much rainfall) climates best for fruit growing, but depend on irrigation Chilling requirments Spraying pesticides New, more efficient equipments Newer, lesspersistent chemicals Use down 25% in last 20 years 4/12/10 Production considerations Economies of scale important Fruit growing reagions in U.s o Cali o Northwest o Southeast o Northeast Peaches o 1)California,(2)South Carolina, and 3) Georgia o California accounts for 97% of peaches that are processed o 48% of fresh market o Grapes grown in a vinard Oranges o East= processed Bannana Quiz 1. grapes are grown in a vineyard 2. oranges are sprayed with a dye to make them orange NO 3. the major region in the u.s for apple production northwest 4. many fruits grown in the southeast are susceptible to frost injury b/c they bloom in the early spring 5. a peach could be considered = perennial, drupe and fruit
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