Diamond T
Diamond T tetraploid annual ryegrass was developed by OreGro research to provide a high quality, high yielding variety with world-wide adaptability. Currently used on five continents, Diamond T has proven to be an excellent short-term annual that provides forage for increased meat and milk production. High palatability with high animal intake yields more profits per acre for the livestock producer. Whether for pasture, hay, or silage, Diamond T is a proven winner that will be an asset in your forage program.
Details
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Annual ryegrass can be planted almost year around, as long as nighttime temperatures are above 40 degrees and daytime temperatures are above 55 degrees, adequate germination and growth can be accomplished.
Fall, South
September through March, depending on location.
Fall, North
August through October.
Spring
As soon as the temperatures are adequate. Can be frost seeded. If overseeding warm-season pastures, mow or graze warm-season grasses short before planting annual ryegrass to aid in establishment.
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• Always take soil test and consult your local extension service or fertilizer dealer for specific recommendations.
• Sowing: depending on soil test, a complete fertilizer such as 16-16-16 is helpful for establishment.
• Correct soil acidity, best between 5.5 and 7.
• A minimum of 30-40 units of nitrogen after each grazing or cutting will maximize forage production.
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• Graze lightly when grass reaches 6 inches.
• Never graze below 3 inches.
• Short, intensive grazing is ideal.
• Avoid grazing when frozen.
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• Never cut below 3 inches.
• Highest quality is at vegetative maturity.
• Optimum level of yield to quality ratio will usually maximize at boot stage.
Trials
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Calhoun, GA
2 yr. ave. 2010-12
Diamond T 13,701 Big Boss 13,389 Prine 13,249 Nelson 12,702 Attain 12,513 -
Headland, AL
3 yr. ave. 2008-10
Diamond T 13,736 Prine 13,635 Jumbo 13,262 Marshall 13,026 Passerel Plus 12,309 -
Overton, TX
3 yr. ave. 2010-12
Diamond T 8230 Tetrapro 7631 Nelson 7607 Prine 7391 Jumbo 6893 -
Marianna, FL
2 yr. ave. 2011-13
Diamond T 11,929 Bulldog Grazer 9,936 Nelson 11,221 Marshall 10,974 Fria 10,772
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