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: 1950-1960
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: Fertilizer
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Clip Search: 1950-1960, Fertilizer

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NIU Collection, Segment 2

SEGMENT: ELECTRIFICATION, FARM EQUIPMENT, & FARMING METHODS: Audio duration 11:23
SEGMENT: FARMING METHODS, FARM EQUIPMENT, & FARM WORK: Audio duration 11:46
SEGMENT: FARM BUSINESS & CHANGES IN FARMING METHODS: Audio duration 11:06



NIU Collection, Segment 5

SEGMENT: CHANGES IN FARMING METHODS, ACTIVITIES, & ORGANIZATIONS: Audio duration 08:19
Diversification to Specialization & Increased Use of Fertilizers: duration 01:43