2.
1 .RUST
a. Black/stem rust
C.O-Puccinia graminis tritici
P.I-Urediospores present in
plant debris
S.I-Teliospores through air
Resistant Variety:- Lerma roja,
Safed Lerma, Sonalika and
Chotil
Type of Disease:- Fungal
1.Wheat
b. Brown/leaf rust
C.O:- Puccinia recondita
3.
2.Loose smut
C.O:-Ustilago tritici
P.I:-Infected grains
S.I:-Teliospores through wind
Resistant Varieties :-
Kalyan Sona-227, PV-18, WG-307,
Type of Disease:- Fungal
3. Karnal bunt
C.O:-Neovossia indica
Foul smell of grains:- due
to presence of Tri- methyl
amine
PI-Teliospoes in plant
infected seeds
S.I-Air borne sporidia
Ch.S-Grains Are Converted
Into Powdery Mass
Resistant Variety:- TL-
1210
5.
6.Ear cockle
C.O-Anguina tritici
P.I-Infected seeds
S.I-Irrigation water
Ch.S- Dying Plants,
Wrinkled and Twisted
leaves of young Plants.
Control Measure:-Table
Salt Solution, Hot Water
treatment
Vector:- Nematodes.
Sugarcane
1.Red rot
C.O-Colletotrichum
falcatum
P.I-Infected sets
S.I-Irrigation water
Ch.s-The Tissue are
reddened through out the
basal portion, mostly the
vascular bundle
Resistant Variety-Co-975,
Co-7717, Co-7704
6.
2.Whip smut
C.O-Ustilago scitaminea
P.I-Sclerotia present in
contaminated seeds
S.I-Wind / rain splash
Ch.S-Plant Produce Whip
like Structure
Resistant Variety- Co
86249,CoG 93076, CoC 22,
CoSi 6and CoG 5
3.Wilt
C.O-Cephalosporium
sacchari
P.I-Soil and infected
sets
S.I-Wind, rain and
irrigation wate
Ch.S-Cane Show
gradual Withering,
Clumps leaves turn
yellow & dry.
Resistant Variety- Co
617& B.P.17
7.
4.Grassy shoot
C.O-
MLO/Phytoplasma
P.I-Infected setts
Ch.S-The Production
of number of thin
tillers from the base of
infected cane.
Vector - Aphid
5. Pokka boeng
C.O-Fusarium moniliformae f. sp.
xyli
P.I-Chlamydospores from infected
plant debris
S.I-Ascospores through air
Resistant Variety- Co-419, Co-
7219, Co7527, Co8014
12.
Downy mildew
C.O-Perenospora
parasitica
P.I-Oospores in plant
debris
S.I-Zoospores &
sporangia
Sclerotinia stem rot
C.O-Sclerotinia sclerotium
P.I-Sclerotial bodies as seed
contaminants & in soil
S.I-Irrigation water & farm
implements
13.
Gram
Wilt
C.O-Fusarim oxysporum f. sp.ciceri
P.I-Chlamydospores in soil
S.I-Irrigation water & farm
implements
Ch.S- Young Seedling Collapse and
lie flat on the ground
Resistant Variety:-
Vishwas(PhuleG-1) Vikas (Phule G-
5) released by MPKV rahuri
Grey mould
C.O-Botrytis cinera
P.I-Sclerotial bodies as seed
contaminants
S.I-Air borne spores
14.
Lentil
Ascochyta blight
C.O-Ascochyta rabici
P.I-Pycnidia present in plant
debris
S.I-Air borne conidia
Resistant Variety:- Gaurav,
PBG1, PBG5
Rust
C.O-Uromyces fabae
P.I-Urediospores present in
plant debris
S.I-Teliospores through air
Rsistant variety:-Pant L-6
Pant L-7, Haryana masur
15.
Linseed
Wilt
C.O-Fusarium oxysporum
P.I-Chlamydospores in soil
S.I-Irrigation water & farm
implements
Rsistant variety:-Pant Lentil5,
IPL-316
Rust
C.O-Melamspora lini
P.I-Urediospores present in
plant debris
S.I_Teliospores through air
22.
Mango
2-4-D Injury
Caused By Post emergence
application of 2, 4 -D herbicide
Ch.s- Scorching, rolling and
puckering of leaves
Die back
C.O-Botrioshaeria rhodina
P.I-Infected plant debris
S.I-Air borne conidia
Ch.S:- Drying of branches
& twigs.
24.
Bacterial blight
C.O-Pseudomonas syringae
P.I-Infected plant debris
S.I-Bacterial cells through
rain splashes
Type of Disease:- Bacterial
Powdery mildew
C.O-Oidium mangiferae
P.I-Dormant mycelium &
Pycnidia in infected plant
debris
S.I-Wind borne conidia
25.
Spongy tissue
Post harvest physiological
disorder
Ch.s:- Pale Yellow Colour,
Soft & Spongy fruit
Red rust (algal disease)
C.O-Cephaleurus virescens
P.I-Algal filaments & sporangia
in infected plant debris
S.I-Rain splash sporangia &
zoospores
Ch.S:- Red Rusty Spots on the
leaves and yellow twigs.
27.
Citrus
Gummosis
C.O-Phytopthora sp.
P.I-Oospores & dormant
mycelium in infected stem
and plant parts
S.I-Sporangia & zoospores
by rain splash and
irrigation water
Type of Disease:- Fungal
Resistant Rootstock:-
Citrus auriantium, Cleopatra
mandarin
Citrus canker
C.O-Xanthomonas oxanopodis
pv. Citri
P.I-Bacterial cells in infected
plant parts
S.I-Autonomous dispersal
through infected seedlings
Type of Disease:- Bacterial
30.
Citrus exocortis
C.O-Viroid (infectious
entity smaller than virus,
consist only nucleic acid
without protein coat)
P.I-Infected bud woods
& grafts
S.I-Vector - sap sucking
insects
Ch.S:-Bark Scaling &
Stunting of infected trees
Type of Disease:- Viral
Scab of citrus
C.O-Elsinoe fawceti
P.I-Infected plant parts
S.I-Rain splash & wind
borne conidia
33.
Bacterial canker
C.O-Pseudomonas viticola
P.I-Bacterial cells in infected plant
parts
S.I-Autonomous dispersal through
infected seedlings
Grapevine fan-leaf
C.O-Grapevine fan leaf virus
P.I-Virus present in planting
materials
S.I-Vector - Nematode (Xiphenema
index)
34.
Apple
Scab
C.O-Venturia inaequalis P.I-
Ascospores in infected leaves
S.I-Wind borne conidia
Resistant Variety:- Emira &
Red Free
Powdery mildew
C.O-Podospharea leucotricha
P.I-Dormant mycelium & pycnidia
in infected plant debris
S.I-Wind borne conidia
Resistant Variety:- Maharaja
Chunth & Golden chinease
35.
Fire blight
C.O-Erwinia amylovora
P.I-Bacterial cells in buds and
woody tissues
S.I-Vector- bees, flies and
ants
Crown gall
C.O-Agrobacterium
tumefaciens
P.I-Bacteria enters through
injury
S.I-Irrigation water, farm
implements
37.
Late blight
C.O-Phytopthora infestans
P.I-Oospores in soil
S.I-Wind borne sporangia &
zoospores
Black scurf/Stem canker
C.o-Rhizoctonia solani
P.I-Sclerotia present in soil
S.I-Mycelium through irrigation
water & farm implements
38.
Leaf roll
C.O-Potato leaf roll
virus
P.I-Virus particles in
infected tubers
S.I-Vector - Aphid
(Myzus persicae)
Mosaic
C.O-Potato virus X & Y
P.I-Virus particles in
infected tubers
S.I-Mechanically
through farm
implements
39.
Downy mildew
C.O-Pseudoperenospora cubensis
P.I-Oospores in soil
S.I-Wind borne sporangia and
zoospores
Powdery mildew
C.O-Erysiphae cichoracearum
P.I-Dormant mycelium &
pycnidia in infected plant debris
S.I-Wind borne conidia
Cucurbits