Feedstuffs - Protein Sources of Plant Origin

Whole Soybeans

Whole Soybeans

  • Widely grown in the U.S.
  • Rarely fed in the whole, full-fat form, but can be if first heated to destroy anti-nutritional factors (trypsin inhibitor).
  • Can be a valuable source of protein and energy.
  • Usually processed (oil removed and ground) into soybean meal for livestock feeding.

Averate Nutrient Content

  • Crude Protein = 35-38%
  • Lysine - 2.2=2.4%
  • Ruminant TDN = 85%
  • Monogastric ME = 1600 Kcal/lb
Physical Description - light brown color with a black "eye", fairly round shape, and a smooth texture.

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