New Seeding Alfalfa w/oats

Update 4/16/12 Revisited the field in this case recently. Farmer did not do anything with this field last fall. I was hoping he would have clipped half and left half as a comparison but nothing was done. I tried to take photos from the same location as November 2011 photos. Tire tracks from sprayer […]

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Established Alfalfa Stunting Cause and Effect

Second year alfalfa seeded in 05′. Fourth cutting last week observed striking contrast in alfalfa recovery. The strips of normal-stunted patterns were approximately 25-30’patterns. At one side of the field, the contrast disappears. Topdress fertilizer of(250#/a) 21-0-0-24 + 8lbs of boron were applied broadcast on June 3. On June 5, Raptor herbicide was applied to […]

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Alfalfa Roots damaged with disease, insect???

These photos of alfalfa roots were taken from an alfalfa field showing a 50% or better winterkill. Roots were dug and submitted for possible Brown Root Rot. Photos attached show specific root characteristics that I’d appreciate a description of. Field was planted in 2002, variety is Pioneer N221, previous crop was corn. The producer indicated […]

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Alfalfa winter hardiness ratings

Good time of year to remind growers of the difference that winter hardiness ratings can make. The better of the two winter survival examples is Dekalb 124 (carries a very good winter survival rating in A1525).The other variety had not been tested to date for winter survival (as per A1525).When do trial entries receive a […]

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Alfalfa stand thinning

Stand thinning in older alfalfa stands is nothing new. Crown rot (not shown) is present as would be expected. As weather warmed several weeks ago, these stands looked much better. Any thoughts on why aged stands often look better with the first front of warm weather and then rapidly become less thrifty in wetter, cooler […]

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