Fujisawa Pharmaceutical Company, Ltd.

Bayer Aktiengesellschaft

Takeda Chemical Industries, Inc.

Nihon Tokushu Noyaku Seizo Kabushiki Kaisha

Saburo Tamura

Tetsuo Takematsu

Hisae Haruta

Junichi Saito

Toshio Goto

Akio Kudamatsu

Tetsuo Okauchi

Yoji Ishino

Shoji Takamuku

Seifun Chou

1-Methyl-1,2,5,6-tetrahydropyridine-3-carboxylic acid esters of the formula ##STR1## wherein R stands for an alkyl group having 3 to 6 carbon atoms, a cycloalkyl group, an alkenyl group having 2 to 6 carbon atoms or an alkynyl group having 2 to 6 carbon atoms, Or a salt thereof. These compounds plus that where R is ethyl are used in combatting insects and acarids.

1-Methyl-1,2,5,6-tetrahydropyridine-3-carboxylic acid esters and a

A compound of the formula ##STR1## wherein R is a lower alkyl group, useful as a herbicide, and a method of its preparation. A method of killing weeds using said compound is also disclosed.

Compositions containing alkyl

A compound of the formula ##SPC1## Wherein R is a lower alkyl group, useful as a herbicide, and a method of its preparation. A method of killing weeds using said compound is also disclosed.

Alkyl 2-nitro-5-(2,4-dichlorophenoxy)-thiobenzoates

Quality silkworm cocoons are obtained in a high yield per unit rearing time and per unit amount of feedstuff by administering insect juvenile hormonal factors to the silkworm larvae at an early stage of their final instar and administering insect moulting hormonal factors at a later stage of their final instar.

Method for increasing yield of silkworm cocoons employing juvenile and

Growing community of inventors

Tokyo, Japan

Saburo Tamura