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: Changes in Farming Methods
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Clip Search: 1940-1950, Changes in Farming Methods, 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



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



UIS Collection S, Segment 13

SEGMENT: FARMING METHODS, FARM EQUIPMENT, & LIVESTOCK: Audio duration 10:03