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Dive into the research topics where Shigeharu Koyama is active.

Publication


Featured researches published by Shigeharu Koyama.


Archive | 1993

Plant treatment agents

Shinichi Tsuboi; Atsumi Kamochi; Nobuhiro Yamashita; Ikuya Saito; Yuzuru Wada; Kunihiro Isono; Shigeharu Koyama


Archive | 1990

Stabilized agrochemical compositions

Yuzuru Wada; Shigeharu Koyama


Archive | 1997

Method for the treatment of plants with agrochemical tablet compositions

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone


Archive | 1997

Pesticidal compositions in paste form

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone


Archive | 1995

Paste compsn. contg. pesticides or fungicides for use on plants

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone


Archive | 1990

Use of stabilizers for agrochemical compositions

Yuzuru Wada; Shigeharu Koyama


Archive | 1993

Agrochemical compositions containing certain N-heterocycligs, compounds and stabilizer

Yuzuru Wada; Shigeharu Koyama


Archive | 1995

Application of agrochemicals in tablet form to plants

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone


Archive | 1995

COMPOSICOES PESTICIDAS COM A FORMA DE PASTA

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone


Archive | 1995

PROCESSO PARA APLICACAO DE NOVAS COMPOSICOES A BASE DE PRODUTOS AGROQUIMICOS PARA O TRATAMENTO DE PLANTAS E COMPOSICOES ADEQUADAS PARA ESSE PROCESSO

Yuzuru Wada; Yuichi Otsu; Kunihiro Isono; Shigeharu Koyama; Shinzaburo Sone

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