鞭毛菌門Mastigomycota

接合菌門Zygomycota

子のう菌門Ascomycota

担子菌門Basidiomycota

不完全菌門Deutromycota

菌界プロティスタ界

PlasmodiophoraPlasmodiophora brassicaebrassicae

ハクサイ根こぶ病

PlasmodiophoraPlasmodiophora brassicaebrassicae

鞭毛菌門 Mastigomycota

Phytophthora infestans

W. E. Fry, Cornell University

Late blight: infected tuber

W. E. Fry, Cornell University

疫病菌の生活環

W. E. Fry, Cornell University

Oogonia (蔵卵器）Antheridia (蔵精器）

Oospores (卵胞子）

有性生殖器官

E. B. Nelson, Cornell University

Phytophthora infestans

無性生殖器官:遊走子嚢（Sporangia)

遊走子:Phytophthora

ブドウべと病

ohioline.osu.edu

Plasmopara viticola

Downy mildew of grape (Plasmopara viticola)

Production of sporangia on lower part of the leafand on young berry

Sporangiophores with sporangia

Downy mildew of grape (Plasmopara viticola)

Oospores in leafSporangia

Downy mildew of grape (Plasmopara viticola)

Professor Millardet who discovered Bordeaux Mixturein France in the late 1800’s

ピシウム

Stem blightStunting

Cottony blight Root rotDamping off