In crude oils — Weigh 7.05 g well-mixed oil into 250 mL flask or 4 oz bottle. Add 50 mL alcohol, previously neutralized by adding 2 mL phenolphthalein solution and enough 0.1M NaOH to produce faint permanent pink. Titrate with 0.25M NaOH, 936.16 (see A.1.12), ...
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Principle of the test Ca and Mg at pH 10 in presence of dye eriochrome black T are wine red. When completely complexed with EDTA, solution becomes blue. Mg must be present for satisfactory end-point and is added as MgEDTA. End point sharpness increases ...
Principle of this test Performic acid oxidation is performed prior to hydrolysis to oxidize cystine and methionine to cysteic acid and methionine sulfone, respectively. Sodium metabisulfite is added to decompose performic acid. Amino acids are liberated from protein by hydrolysis with 6M HCl. Hydrolysates ...
Retained placenta, also known as retained afterbirth, occurs when the placenta fails to detach from the uterus within a normal timeframe after calving. Instead of being expelled naturally, it remains partially or entirely inside the cow’s reproductive tract. This condition ...
I need more information on how to prepare my farm to be considered eligible as a reputable breeder in Kenya. Please advise.
From another popular Dairy Farmers Facebook group, several farmers ask with concern why their dairy cows are not coming to heat several months after calving. One farmer noted with concern that his cow refused to come into heat 15 ...
Feed sorting refers to the behavior of cows selectively consuming certain feed components and rejecting others. It often occurs when cows have access to a total mixed ration (TMR) containing different ingredients, such as forages, grains, and supplements. The cows may preferentially ...