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27 Dez 1920 Jahr - Late 1920's

Beschreibung:

Scientists improved the seeds from which farmers grew corn. The best qualities of several kinds of seeds were combined. Fertilizers helpted farmers produce more from each plant.

Zugefügt zum Band der Zeit:

History of agriculture

ByTommy Pham
7 Mär 2018
0
0
470

Datum:

27 Dez 1920 Jahr
Jetzt
~ 104 years ago
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