#plant_disease__plantdisease a disease that affects plants
supertype: #disease an impairment of health or a condition of abnormal functioning
subtype: #blight any plant disease resulting in withering without rotting
subtype: #alder_blight__alderblight a disease of alders caused by the woolly alder aphid (a plant louse)
subtype: #apple_blight__appleblight__apple_canker__applecanker a disease of apple trees
subtype: #beet_blight a disease of beet plants
subtype: #blister_blight__blisterblight a disease of tea plants
subtype: #blister_blight.blight__blisterblight a disease of Scotch pines
subtype: #cane_blight a disease affecting the canes of various bush fruits (e.g., raspberries or currants)
subtype: #chestnut_blight__chestnut_canker__chestnut-bark_disease a disease of American chestnut trees
subtype: #coffee_blight a blight affecting the coffee plant
subtype: #collar_blight a disease affecting the trunks of pear and apple trees
subtype: #halo_spot__halo_blight__bean_blight a blight of bean plants
subtype: #halo_blight a blight affecting the leaves of oats and other grasses
subtype: #head_blight a blight of the heads of cereals
subtype: #wheat_scab__wheatscab a disease of the heads of wheat plants
subtype: #late_blight blight in which symptoms appear late in the growing season especially a disease of solanaceous plants caused by the fungus Phytophthora infestans
subtype: #celery_blight a fungous leaf spot disease of the celery plant
subtype: #leaf_blight any blight causing a browning and falling of the leaves of a plant
subtype: #fire_blight__pear_blight a disease blackening the leaves of pear and apple trees
subtype: #blight_canker a phase of fire blight in which cankers appear
subtype: #needle_blight__needle_cast__leaf_cast a disease of conifers causing the needles to fall
subtype: #peach_blight__peachblight a disease of trees bearing drupes
subtype: #potato_blight__potato_mold__potato_disease__potato_mildew__potato_murrain a blight of potatoes
subtype: #rim_blight__rimblight a disease of tea plants
subtype: #spinach_blight__spinachblight a disease of spinach plants
subtype: #spur_blight a disease of raspberries
subtype: #stem_blight a fungous blight attacking the stems of plants
subtype: #stripe_blight a disease of oats
subtype: #thread_blight a disease of tropical woody plants(cocoa or tea or citrus)
subtype: #tomato_blight__tomato_yellows a disease of tomato plants
subtype: #twig_blight a disease of the ends of twigs of woody plants
subtype: #walnut_blight a disease of English walnut trees
subtype: #rust a reddish-brown discoloration of leaves and stems caused by a rust fungus
subtype: #white_pine_blister_rust__whitepineblisterrust__blister_rust__blisterrust__white-pine_rust__whitepinerust any of several diseases of pines caused by rust fungi of the genus Cronartium and marked by destructive invasion of bark and sapwood and producing blisters externally
subtype: #blackheart any of various diseases in which the central tissues blacken
subtype: #black_knot__blackknot disease of plum and cherry trees characterized by black excrescences on the branches
subtype: #black_rot__blackrot a fungous disease causing darkening and decay of the leaves of fruits and vegetables
subtype: #black_spot__blackspot any of several fungous diseases of plants that produce small black spots on the plant
subtype: #bottom_rot fungous disease of lettuce that first rots lower leaves and spreads upward
subtype: #brown_rot__brownrot any of certain fungous diseases of plants characterized by browning and decay of tissues
subtype: #brown_rot_gummosis__gummosis disease of citrus trees caused by the fungus Phytophthora citrophthora
subtype: #ring_rot__ring_disease__tobacco_wilt__tobaccowilt disease of tomatoes and potatoes and tobacco etc caused by the bacterium Pseudomonas solanacearum
subtype: #gummosis pathological production of gummy exudates in citrus and various stone-fruit trees
subtype: #cotton_ball a fungus disease of cranberries
subtype: #crown_gall__crowngall a bacterial disease of plants (especially pome and stone fruits and grapes and roses) which forms excrescences on the stem near the ground
subtype: #hairy_root__hairyroot a phase of crown gall (especially in apples) during which there is abnormal development of fine fibrous roots
subtype: #crown_wart__crownwart a fungous disease of alfalfa which forms white excrescences at the base of the stem
subtype: #damping_off__dampingoff a plant disease caused by a fungus; diseased condition of seedlings in excessive moisture
subtype: #dieback a disease of plants characterized by the gradual dying of the young shoots starting at the tips and progressing to the larger branches
subtype: #dry_rot.plant_disease__dryrot a crumbling and drying of timber or bulbs or potatoes or fruit caused by a fungus
subtype: #heartrot any plant disease in which the central part of a plant rots (especially in trees)
subtype: #mosaic.plant_disease viral disease in solanaceous plants (tomatoes; potatoes; tobacco) resulting in mottling and often shriveling of the leaves
subtype: #potato_mosaic a disease of the leaves of potato plants
subtype: #tobacco_mosaic__tobaccomosaic a plant disease causing discoloration of the leaves of tobacco plants
subtype: #rhizoctinia_disease__rhizoctiniadisease disease caused by rhizoctinia or fungi of Pellicularia and Corticium
subtype: #little_potato__rosette__russet_scab__stem_canker rhizoctinia disease of potatoes
subtype: #pink_disease serious bark disease of many tropical crop trees (coffee; citrus; rubber); branches have a covering of pink hyphae
subtype: #potato_wart fungous disease causing dark warty spongy excrescences in the eyes of potato tubers
subtype: #root_rot disease characterized by root decay; caused by various fungi
subtype: #sweet-potato_ring_rot disease of sweet potatoes in which roots are girdled by rings of dry rot
subtype: #sclerotium_disease__sclerotium_rot plant disease cause by fungi of the genus Sclerotium; also one in which sclerotia are formed
subtype: #Dutch_elm_disease disease of elms caused by a fungus
subtype: #ergot a plant disease caused by the ergot fungus
subtype: #foot_rot.plant_disease__footrot plant disease in which the stem or trunk rots at the base
subtype: #pinkroot a fungal disease of onions
subtype: #wilt_disease__wilt any plant disease characterized by drooping and shriveling; usually caused by parasites attacking the roots
subtype: #granville_wilt__granvillewilt a bacterial wilt of tobacco plants
subtype: #fusarium_wilt caused by fungi of the genus Fusarium
subtype: #verticilliosis caused by soil-borne fungi of the genus Verticillium
subtype: #smut destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores
subtype: #loose_smut.smut__loosesmut disease of grains; the entire head is a dusty mass of spores
subtype: #stinking_smut__bunt disease of wheat characterized by replacement of the grains with greasy masses of smelly smut spores
subtype: #flag_smut smut affecting leaves and stems of cereals and other grasses
subtype: #green_smut__greensmut__false_smut__falsesmut disease of rice; grains covered by a green powder consisting of conidia
subtype: #soft_rot mushy or slimy decay of plants caused by bacteria or fungi
subtype: #leak.soft_rot soft watery rot in fruits and vegetables caused by fungi
subtype: #yellow_dwarf any of several virus diseases of plants characterized by stunting and yellowing of the leaves
subtype: #yellow_dwarf_of_potato__potato_yellow_dwarf the yellow dwarf disease of potato plants
subtype: #onion_yellow_dwarf the yellow dwarf disease of onion plants
subtype: #yellow_spot any of several fungous or viral diseases characterized by yellow spotting on the leaves
subtype: #tomato_streak disease of a wide range of plants (tomatoes; potatoes; peas) resulting from a mixed infection of potato and tomato mosaic
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