#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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