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Central Missouri | The more interesting phenomenon to me is this .... It is only 1 year data but why did this occur .... I believe this was at tnt farm and the data is courtesy of Mike Plumer.
Impact of cover crop 2012
Cover crop
Harvest population
Yield bu/a
Ryegrass/crimson clover late killed- moisture deficit, no rain
31,00
25.6
Windham winter pea
30,200
35
Ryegrass /crimson
29,500
79.7
Ryegrass/crimson/radish
30,500
139.0
hairyvetch,/ryegrass/radish
31,000
147.1
Hairyvetch/ryegrass/radish early killed,planted on radish row
29,200
180.4
Nitrogen: 50#/a at planting, 70#/a side dressed as 28% lsd .05 16 bu/a
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Cover crops to increase P & K
