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Published byMargaret Ball Modified over 9 years ago
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Crop Production Sustainable Small Acreage Farming & Ranching Crop Management
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Sustainable Small Acreage Farming & Ranching Managing Crops Water Climate Soil Pests Rotations and cover crops Tillage Harvest/Post Harvest Equipment
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Sustainable Small Acreage Farming & Ranching Water Capacity – quantity available Check regulations – water rights Crop requirements – specific to crop Irrigation methods Drip, sprinkler, furrow
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Sustainable Small Acreage Farming & Ranching Climate First and last frost dates (growing season) Average low temperatures (Hardiness zones) Growing degree days (no. of days accumulated above a certain temperature) Fruit ripening Monitoring insects
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Sustainable Small Acreage Farming & Ranching Working around the Climate Appropriate varieties/cultivars Cultural practices Raised beds Transplants instead of direct seeding Season extension tools Greenhouses Tunnels Cold frames Row covers Plastic mulches
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Sustainable Small Acreage Farming & Ranching Season Extension Tools ToolAdvantagesDisadvantages Heated double poly greenhouse Long season; environmental control High initial costs; high utility costs to maintain Single poly high tunnel, unheated Lower cost; extends season Minimal frost protection Cold framesHardening off transplants Limited volume restricts uses
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Sustainable Small Acreage Farming & Ranching Season Extension Tools (cont.) ToolAdvantagesDisadvantages Solid row coversEnhance early growth Can overheat; require hoops Floating row covers Enhance growth in field; exclude insect pests Must be removed for pollination; May tear in wind Plastic mulchesEnhance early yield; easy to use Annual removal and disposal cost
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Sustainable Small Acreage Farming & Ranching Crop Rotations Increase biological diversity Break disease and pest cycles Nutrients from soil at different depths Diversify the economics of your operation Spread out labor needs (through season)
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Sustainable Small Acreage Farming & Ranching Cover Crops and Green manures Keep it covered: Prevent erosion Shade out weeds Prevent freezing and thawing of soils Hosts for beneficial insects Incorporate it: Add nitrogen Increase organic matter
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Sustainable Small Acreage Farming & Ranching Use of Cover Crops/Green Manures Identify your problem N source, fight weeds, soil builder, erosion Identify when you could fit them into your rotations late summer, winter, spring ? Identify the right type of cover crop Depending on use, what does well
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Sustainable Small Acreage Farming & Ranching Types of Cover Crops Clovers (sweet) Hairy Vetch Rye Barley Medic Winter peas Sorghum-sudan grass hybrid
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Sustainable Small Acreage Farming & Ranching Use of Cover Crops N Source Soil Builder Erosion fighter Loosen subsoil Weed fighte r Pest fighter Winter peas Hairy Vetch Medic Rye Clover Barley Rye Barley Sorghum cross Clover Rye Wheat Barley Rye Sorghum
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Sustainable Small Acreage Farming & Ranching Soil Cultivation: Purpose Promote good soil structure Break up soil pans Aerate the soil Incorporate mineral and organic materials Control weeds Create particulate seed beds Mange some pathogens or insects
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Sustainable Small Acreage Farming & Ranching Soil Cultivation Methods Deep tillage, shallow tillage, surface cultivation Timing and type of tillage depends on: Soil moisture and texture Climate and season of year Cropping system Soil condition
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Sustainable Small Acreage Farming & Ranching Impacts of Excessive Tillage Decrease soil organic matter Reduction in soil biological activity Destruction of soil aggregates Reduction of nutrient & water holding capacity Loss of soil pore space and decreased gas exchange
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Sustainable Small Acreage Farming & Ranching Conservation Tillage Initially may require more to incorporate cover crops, organic mater Improved soils may not need as much Incorporate more shallow (surface only) Subsurface tillage equipment - sub-soiler or chisels Disadvantages: More herbicides, reduced mineralization of O.M., therefore lower nutrient availability in cold climates
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Sustainable Small Acreage Farming & Ranching Minimum Tillage of Vegetables? Check out Steve Groff’s web site: Cedar Meadow Farm Permanent Cover Cropping System http://www.cedarmeadowfarm.com/
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Sustainable Small Acreage Farming & Ranching Harvest, Handling and Storage Timing is everything Don’t forget needs for increased labor Proper equipment and process shading, washing, cooling Sorting and packing Temperatures for storage
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Sustainable Small Acreage Farming & Ranching Equipment What you need vs. what you want Consider cost/benefit advantages What you can afford The right piece for the job Save for equipment – don’t go in debt
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