Platte County Nebraska Soybean Replant Study - 2014

The Scene

• Silty clay loam soil (Nora/Crofton/Moody Association)• No-till• First year out of 6+ years continuous corn• 15” Row Spacing• 1.25-1.5” Planting Depth• 145,000 original population planted• Pivot irrigated

June 11, 2014Poor stand (around 75,000 ppa) 5 Replications of field length strips were replanted in 30” rows diagonal to existing rows at 145,000 spa

Seeds under heavy residue

Replanted on June 11, 2014 across existing rows at 145,000 spa.

Low stand (75,000-85,000 ppa) on June 11, 2014, not replanted.

August 23, 2014

Harvest Results

0

50000

100000

150000

200000

250000

B

A

Stand Counts

Original Replant

Stan

d Co

unts

Bars with same letters are not significantly different at alpha = 0.10

10.45

10.5

10.55

10.6

10.65

10.7

10.75

10.8

10.85

10.9

B

A

Moisture

Original Replant

% M

oist

ure

Bars with same letters are not significantly different at alpha = 0.10

Harvest Results

Replanted soybeans yielded 1 bu/acre less than original planted soybeans. There was no statistical difference in

yield at alpha=0.10.

Harvest Results

Nebraska On-Farm Research Network

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