Showa Denko K.k.

Showa Denko Kabushiki Kaisha

Tadao Takase

Juichi Kasai

Itsuaki Matsuda

Nobuhiro Watanabe

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.

Feedstuff for swine

An improved diaphragm for electrolysis, said diaphragm being composed of a fibrous base material of asbestos or a mixture of asbestos and fluorine-containing fibers and existing in the interstices of said base material, a water-swellable micaceous mineral represented by the following general formula

Growing community of inventors

Yokohama, Japan

Tadao Takase