phosphorus

  1. Kimmyh51

    Do we, or the makersof feed actually even know what ducks need for nutrition

    just wondering if anyone else out there, who has ducks, ducklings, and considers themselves to be oretty well educated on their nutritional needs, (ie niacin leg deficiency, needs for laying birds, etc, has had birds which have shown signs of what look to be nutritional deficiencie, despite you...
    • Kimmyh51
    • Thread
    • amino acids b12 calcium deficiency d3 deficiency diet minerals niacin deficiency phosphorus riboflavin deficiency vitamin
    • Replies: 2
    • Forum: Ducks
  2. T

    Marble Powder

    Is marble powder a good source of calcium?
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