Post on 02-Aug-2020
Marion Calmer
Farmer/Owner - 38 years Calmer Ag Research - 28 years Calmer Corn Heads - 18 years
Breaking My Own Soybean Yield Barrier Through Better Management
STINE SEEDAdel
Illinois Governor Rod Blagojevich
1st Term 2nd Term
Marion and President Obama
We can’t Improve On Things We Don’t Measure
28 years
Marion Calmer
_________________________
• No-Till Breaking Yield Barriers
• Dry Fertilizer • Narrow Rows • Seeding Rates • Residue Management
1975 - 1985
1986 - 1995
1995 - Present
2012 Fertility Study
w/out Fertilizer
$50 Fertilizer
59 bu 63 bu
15” or 30”
Soybean Row Spacing Study
68 bu 64 bu
08 - 2011
30” 15”
2012
60 bu 66 bu
30” 15”
30 inch
15 inch
= 4 seeds/ft in 15” rows
2 seeds/ft
Long Term (5 Year) Soybean
50K
62 63 63 63 63
100K 75K 125K 150K 175K 200K
63 63
M.E.P L.W.
@ $60/ bag, 25K seeds cost $10
and white mold increase
“Planting” Population Study
As population increases potential for lodging
2012 Soybean
50K
59
63 64 63 60
100K 75K 125K 150K 175K 200K
66 61
M.E.P L.W.
@ $60/ bag, 25K seeds cost $10
and white mold increase
“Planting” Population Study
As population increases potential for lodging
BT Rootworm vs Non Rootworm
Non Rootworm
BT Rootworm
190 197
Intermeshing Flutes
WINDOW REVOLVING
Before After
Revolving Window
“Chopping” Knife Roll
40, 90, and 600 series
Revolving Window
“Chopping” Knife Roll
CASE-IH 2200 series
Revolving Window
“Chopping” Knife Roll
NH 96c, 98c, 996 NH 96c, 98c, 996
• No-Till Breaking Yield Barriers
• Dry Fertilizer • Narrow Rows • Seeding Rates • Residue Management
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