Tips from High Yield Soybean Farmers #986 (Air Date 2-26-17)
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High-Yielding Soybeans Part 2 #780 (Air Date 3/17/13)
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Le choix d'un tracteur 1949
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Soybean School: Do later maturing soybeans deliver the highest yields?
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Secrets to Massive Soybean Yield (Part 2)
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Why Soybean Yields Stink (From Ag PhD #574 4/5/09)
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Potassium Deficiency in Soybean
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125 Billion Pounds Of Soybean Harvested By American Farmers This Way | Farming Documentary
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