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Published byDevyn Trusler Modified over 10 years ago
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Gary Bates Professor Plant Sciences
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Goals for forage program Graze as much as possible Spend as little money as possible
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Yield of tall fescue Ball and co-workers. 1996. Southern Forages
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Cool-season wheat annual ryegrass rye turnips Annual Forage Species Warm-season sudex pearl millet crabgrass teffgrass
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Using annuals for forage Pros Double crop High quality Selectivity of species Cons Expense Establishment risk
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Developing a forage program Start with tall fescue as base forage Use annuals to fill in production gaps
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tall fescue warm-season grass Ball and co-workers. 1996. Southern Forages
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Warm Season Annual Grasses ton DM/acre Planted Spring 2009GreenevilleSpringfield Red River Crabgrass 3.73.1* Leafy Green Pearl Millett 4.43.8* PROMAX Sudangrass 5.8*4.0* Greengrazer Sorghum X Sudan 5.1*3.6* Dessie Teff 1.83.3* Tiffany Teff 2.03.9* LSD (P=.05)11
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Warm-season forage 10-25% of pasture Grazing during June, July, August Allows tall fescue to be rested
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Yield of tall fescue Ball and co-workers. 1996. Southern Forages
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Season yield of cool-season annuals Daniel and co-workers. 1983. NC State Univ. Crop Research Report No. 91.
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Double-cropping forage Warm-season grass Cool-season annuals
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Key Principles Use tall fescue as base forage species Red and white clover Stockpile in fall Devote 10-25% of land to a warm-season production Bermudagrass Summer annuals Use cool-season annuals to follow warm-season program
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What about small grains into tall fescue? Wheat Rye Annual ryegrass Will they improve the winter yield of tall fescue pastures?
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Study information Two winter annuals Two dates N Fertilization Wheat Ryegrass Early - mid Sept Late - mid Oct Fall – 0, 60, 90 lb/acre Spring – 80 lb/acre
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Effect of overseeding and fall N rate on fall fescue yield G. Bates. 2001. Knoxville Experiment Station. Overseeding treatment Fall N application (lb N/acre) 06090 None76211421445 Ryegrass early68710131050 Wheat early6028241010 Harvested 12/15/01
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Effect of overseeding and fall N rate on spring fescue yield G. Bates. 2001. Knoxville Experiment Station. Overseeding treatment Fall N application (lb N/acre) 06090 None296448578 Ryegrass early295402502 Wheat early286402484 All plots received 80 lb N/acre in late February Havested 3/15/02
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Key Principles Use tall fescue as base forage species Red and white clover Stockpile in fall Devote 10-25% of land to a warm-season production Bermudagrass Summer annuals Use cool-season annuals to follow warm-season program
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