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Land
: Manure
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Technology
: Productivity
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Clip Search: Manure, Productivity
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NIU Collection, Segment 5
Diversification to Specialization & Increased Use of Fertilizers
: duration 01:43
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Audio/Video
Audio
(1)
Content type
Oral History Clip
(1)
Dates
1940-1950
(1)
1950-1960
(1)
Land
:
all
» Manure
People
Changes in Farming Methods
(1)
Crop Rotation
(1)
Fertilizer
(1)
Manure
(1)
Productivity
(1)
Technology
:
all
» Productivity
