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Glenn Selk

Feed conversions of creep feeds for nursing calves

05/21/2012 12:21:31 PM
Feed conversions of calves fed creep feeds have been quite variable to say the least. ... Full story.

Cow-calf corner: Tips to increase weaning weight 

05/05/2012 7:30:00 AM
Glenn Selk demonstrates management practices to help increase weaning weight. ... Full story.

Cow-calf corner: Supplementation programs 

04/28/2012 4:20:00 AM
Glenn Selk talks about feeding trends with OSU alumni Rick Rasby, who is now an Extension cattle specialist at the University of Nebraska. ... Full story.

Keep or cull open replacement heifers?? (and buyer beware)

04/09/2012 4:22:32 PM
For some Oklahoma cow calf operations, the bulls go into the breeding pasture with replacement heifers in mid-April. ... Full story.

Cow-calf corner: Preventing calf scours 

04/09/2012 2:45:00 PM
Cow-Calf Corner is a collection of timely management tips of interest to cow-calf producers in Oklahoma. This week, Glenn Selk explains how to prevent calf scours. ... Full story.

Using artificial insemination in very warm weather

04/02/2012 10:50:24 AM
The high temperature in Altus, Oklahoma on April 1st was 98 degrees F. (No April Fool’s joke intended! It was just 93 degrees in Stillwater.) ... Full story.

Make a record of twins

03/26/2012 3:25:00 PM
Estimates of the percentage of beef cattle births that produce twins vary. One estimate (Gilmore) puts the percentage at about 0.5% or 1 in every 200 births. ... Full story.

Cow-calf corner: Body condition at calving, rebreeding 

03/23/2012 2:50:00 PM
Glenn Selk teaches us the importance of maintaining good heifer body condition scores at calving and rebreeding. ... Full story.

Interval timing from calving to return to heat cycles

03/19/2012 1:18:19 PM
Research data sets have shown conclusively that young cows that calve in thin body condition but regain weight and condition going into the breeding season do not rebreed at the same rate as those that calve in good condition and maintain that condition into the breeding season. ... Full story.

Take advantage of the drought of 2011

03/12/2012 1:41:28 PM
The hot, dry weather of 2011 across the Southern Plains certainly created a hardship for commercial cow calf operations that are short of standing and stored forage. ... Full story.

Cow-calf corner: Breeding replacement heifers 

03/06/2012 3:20:21 PM
Glenn Selk discusses considerations when breeding yearling replacement heifers with synchronized artificial inseminations programs using the feed additive Melengestrol Acetate. ... Full story.

Try to avoid body condition loss now

03/05/2012 12:05:55 PM
The winter of 2011-2012 has brought challenges in the form of very high feed prices, and in some instances, short hay supplies. ... Full story.
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