Feedstuff for swine

Details Feedstuff for swine Feedstuff for swine

1985-07-23

1988-04-19

Penland, R. B.

Food or edible material: processes, compositions, and products

Treatment of live animal

426656, 426807, C12K 122

Patent

active

047388528

ABSTRACT:
A feedstuff for swine containing 0.001% to 0.1% by weight of L-tryptophan or its salt, in addition to a required amount of L-tryptophan component, together with the other essential constituents. The inclusion of the additional L-tryptophan or its salt results in increases in milk yields and body weight of dams, an increase in growth rate of farrows, a reduction of recurrence days of estrus, and an increase in the body weight gain of fattening pigs or hogs. A method for formulating the feedstuff containing the additional amount of L-tryptophan or its salt is also presented.

REFERENCES:
patent: 3552978 (1971-01-01), Inklaar
Morrison, "Feeds and Feeding", The Morrison Publishing Co. (1957) pp. 842-853 and 1123-1128.

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