Common Names of Plant Diseases


Diseases of Avocado
(Persea americana Miller)



BACTERIAL DISEASES

Bacterial canker
Pseudomonas syringae van Hall (S. Africa)
Xanthomonas campestris (Pammel) Dowson (California)
Blast and bacterial fruit spot
Pseudomonas syringae van Hall
Crown gall
Agrobacterium tumefaciens (Smith and Townsend) Conn

FUNGAL DISEASES

Anthracnose
Colletotrichum gloeosporioides (Penz.) Penz. & Sacc. in Penz.
    Glomerella cingulata (Stoneman) Spauld. & Schrenk
    [teleomorph]
Armillaria root rot (shoestring root rot)
Armillaria mellea (Vahl:Fr.) P. Kumm.
    Rhizomorpha subcorticalis Pers. [anamorph]
Black mildew
Asteridiella perseae (F. Stevens) Hansf.
= Irene perseae (F. Stevens) Toro
Branch canker
Botryosphaeria disrupta (Berk. & M. A. Curtis) Arx
    & E. Müller
B. obtusa (Schwein.) Shoemaker
= Physalospora obtusa (Schwein.) Cooke
B. quercum (Schwein.) Sacc.
= P. glandicola (Schwein.) N. Stevens
B. rhodina (Cooke) Arx
= P. rhodina Cooke
P. abdita (Berk. & M. A. Curtis) N. Stevens in Voorhees
= P. fusca N. Stevens
Butt rot
Ganodermazonatum Murrill
= G. sulcatum Murrill
Cercospora spot (blotch)
Pseudocercospora purpurea (Cooke) Deighton
Clitocybe root rot
Armillaria tabescens (Scop.:Fr.) Dennis et al.
= Clitocybe tabescens (Scop.:Fr.) Bres.
Collar rot
Sclerotinia sclerotiorum (Lib.) de Bary
Dematophora root rot
Dematophora necatrix Hartig
    Rosellina necatrix Prill. [teleomorph]
Dieback
Diplodia cacaoicola Henn.
Phomopsis sp.
Fruit rot (includes stem end rot & fruit spots)
Botryodiplodia sp. Botryosphaeria obtusa (Schwein.)
    Shoemaker
B. quercuum (Schwein.) Sacc.
B. rhodina (Cooke) Arx
Botrytis cinerea Pers.:Fr.
= B. vulgaris Link:Fr.
    Botryotinia fuckeliana (de Bary) Whetzel [teleomorph]
Colletotrichum gloeosporioides (Penz.) Penz. & Sacc.
    in Penz.
Cylindrocladium scoparium Morg.
    Calonectria kyotensis Terashita [teleomorph]
Dothiorella aromatica (Sacc.) Petr. & Syd.
D. gregaria Sacc.
Fusarium decemcellulare C. Brick
    Nectria rigidiuscula Berk. & Broome [teleomorph]
Lasiodiplodia theobromae (Pat.) Griffon & Maubl.
= Diplodia natalensis Pole-Evans
N. pseudotrichia Berk. & M. A. Curtis
    Tubercularia lateritia (Berk.) Seifert [anamorph]
Pestalotia sp.
P. versicolor Speg.
Phomopsis perseae Zerova
Rhizopus stolonifer (Ehrenb.:Fr) Vuill.
Sclerotinia sclerotiorum (Lib.) de Bary
= S. libertiana Fuckel
Heart rot
Oxyporus latemarginatus (Durieu & Mont.) Donk
= Poria latemarginata (Durieu & Mont.) Cooke
Leaf spots
Bipolaris sorokiniana (Sacc.) Shoemaker
    Cochliobolus sativa (Ito & Kuribayashi) Drechs.
    ex Dastur [teleomorph]
Pestalotia sp.
P. adusta Ellis & Everh.
Phyllachora gratissima Rehm
Phyllosticta micropuncta Cooke
= P. perseae Ellis & G. Martin
Phomopsis spot
Phomopsis sp.
Physalospora canker
Physalospora perseae Doidge
Phytophthora crown rot
Phytophthora cinnamomi Rand
P. citricola Sawada
Phytophthora trunk canker
Phytophthora cinnamomi Rands
P. citricola Sawada
P. heveae Thompson
Phytophthora root rot
Phyophthora cinnamomi Rands
Pink rot
Trichothecium roseum Lk.:Fr.
= Cephalothecium roseum Corda
Powdery mildew
Oidium sp.
Rhizoctonia seed and root rot
Rhizoctonia solani Kühn
    Thanatephorus cucumeris (A. B. Frank) Donk
    [teleomorph]
Root and bark rot
Fusarium sp.
Root rot
Pythium sp.
Rosellinia root rot
Rosellinia bunodes (Berk. & Broome) Sacc.
Rusty blight
Colletotrichum gloeosporioides (Penz.) Penz. & Sacc.
    in Penz.
= C. nigrum Ellis & Halst.
Scab (fruit & leaf)
Sphaceloma perseae Jenk.
Seedling blight
Phytophthora palmivora (E. J. Butler) E. J. Butler
Sclerotium rolfsii Sacc.
    Athelia rolfsii (Curzi) Tu & Kimbrough [teleomorph]
Smudgy spot
Helminthosporium sp.
Sooty blotch
Akaropeltopsis sp.
Tar spot
Phyllachora gratissima Rehm
Verticillium wilt
Verticillium dahliae Kleb.
Wood rots
Fomitella supina (Sw.:Fr.) Murrill
= Polyporus supinus (Sw.:Fr.) Fr.
Laetiporus sulphureus (Bull.:Fr.) Murrill
= Polyporus sulphureus (Bull.:Fr.) Fr.
    Sporotrichum versisporum (C. G. Lloyd) Stalpers
    [anamorph]
Rigidoporus ulmarius (Sowerby:Fr.) Imazeki in Ito
= Fomes geotropus (Cooke) Cooke
Trames hirsuta (Wulfen:Fr.) Quel.
= Polyporus hirsutus (Wulfen:Fr.) Fr.

VIRUSLIKE DISEASES

Sunblotch
Avocado sunblotch viroid
Trunk pitting
Graft transmissible agent

MISCELLANEOUS DISEASES OR DISORDERS

Algal spot
Cephaleuros virescens Kunze
Blackstreak
Unknown cause
Dieback
Copper deficiency
Edema
Physiological
Littleleaf rosette
Zinc deficiency
Tipburn
Excess mineral salts
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