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Video: How to improve the digestibility of NDF fiber in forages?

This video explains how to improve the digestibility of NDF (Neutral Detergent Fiber) fiber in forages.

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Written by Maxime Leduc
Updated over 10 months ago

This video explains how to improve the digestibility of NDF (Neutral Detergent Fiber) fiber in forages.

NDF is an important part of forages and plays a crucial role in animal health and production.

The video shows several strategies to improve NDF digestibility, including:

1. Mechanical treatment

  • Chopping: Reducing the size of fodder particles increases the surface area accessible to digestive enzymes.

  • Shredding: This process tears the fibers, which improves the access of rumen microorganisms.

  • Steam conditioning: Heat and humidity change the structure of cell walls, making fiber more digestible.

2. Genetic improvement

  • BMR (Brown Midrib) varieties: These varieties have a reduced content of lignin, a compound that makes fiber less digestible.

  • Transgenic plants: Some transgenic plants are modified to produce enzymes that digest fiber.

3. Alkaline treatments

  • The addition of sodium hydroxide or potassium: These products increase the pH of the fodder, which can improve the digestibility of the fiber.

4. Urea treatments

  • Urea: Urea is a nitrogenous compound that can stimulate the growth of rumen microorganisms, which improves the digestibility of fiber.

5. Exogenous enzymes

  • Enzymes added to the diet: These enzymes can directly digest fiber, improving its absorption.

6. Bacterial inoculants

  • Addition of selected bacteria: These bacteria can produce enzymes that digest fiber.

Recommendations

  • Choose the right strategy based on the type of fodder and production objectives.

  • Consult an agricultural advisor for personalized recommendations.

  • Do not neglect good grassland management, which is essential for the production of quality fodder.

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