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NIU Collection, Segment 13

SEGMENT: EDUCATION, HAZARDS, & AGRO-CHEMICALS: Audio duration 09:42
Grow More with Fertilizer & Hybrid Seed: duration 01:02



NIU Collection, Segment 15

No-Till Required More Agro-Chemicals: duration 00:52



UIS Collection K-M, Segment 15

Early Skepticism of Hybrid Corn: duration 01:19



UIS Collection N-R, Segment 14

Corn Productivity - Past & Present: duration 00:40



LPL Interviews K-Z, Segment 5

The Introduction of Hybrid Corn: duration 01:11