Agricultural Pathology Essentials: Rahul’s Quick Guide for Master’s Prep
About Lesson

Disease of Agronomical crops

Wheat

  1. Rust:

a) Black stem rust: Puccinia graminis tritici

b) Leaf/ brown/ orange rust: Puccinia recondite tritici

 

 

2. Kernal bunt of wheat: Telietia spp.

3. Ear cockle of wheat: Anguina tritici

4. Powdery Mildew: Erysiphe polygoni

 

Rice:

a) Blast: Pyricularia oryzae

b) Blight: Xanthomonas campestris pv oryzae

c) Brown spot: Helminthosporium oryzae ( caused Bengal famine)

d) Foot rot/ Bakane’s disease: Fusarium moniliformae

e) False smut: Ustilaginoidea virens

 

Maize

a) Common smut: Ustilago maydis

b) Head smut: Sphacelotheca reilana

c) Brown spot: Phyoderma zeae-maydis

d) Downy mildew: Sclerospora phillippiensis , Sclerophthora rayssiae

e) Stalk and foot rot: Fusarium moniliformae, Macrophemina phaseolina , Giberella zeae

f) Soft rot wilt: Erwinia sp. , Xanthomonas sp.

 

Barley

a) Loose smut : Ustilago nuda

b) Covered smut: Ustilago hordei

 

Pigeon pea

a) Wilt: Fusarium oxysporium sp. udum

 

Gram

a) Blight: Ascochyta rabei

b) Wilt: Fusarium oxysporum var. orthoceros

 

 

Soyabean

a) Bacterial leaf spot: xanthomonas campestris var. phaseoli

b) Leaf spot : Cercospora sojina

c) Pod blight: Colletotrichum sp.

 

Pea

a) Rust: Uromyces fabae

b) Downy mildew: Perenospora pisis

c) Powdery mildew: Erysiphe polygoni

 

Ground nut

a) Tikka disease: Cercospora personata , Cercospora arachidicola

b) Rust: Puccinia arachidis

 

Mustard

a) Blight: Alternaria brassica

b) Downy mildew: Perenospora brassicae

c) White rust: Albugo candida

 

 

Sunflower:

a) Leaf spot: Alternaria helianthi

b) Rust: Puccinia helianthin

c) Head rot: Rhizopus sp.

 

Potato

a) Late blight: Phytophthora infestens

b) Early blight: Alternaria solani

c) Brown rot: Pseudomonas solanacearum

d) Wart: Synchytrium sp.

Scroll to Top