Contains

• blight

  Any plant disease resulting in withering without rotting.

• smut

  Destructive diseases of plants (especially cereal grasses) caused by fungi that produce black...

• wilt

  Any plant disease characterized by drooping and shriveling; usually caused by parasites attacking...

• yellow dwarf

  Any of several virus diseases of plants characterized by stunting and yellowing of...

• brown rot

  Any of certain fungous diseases of plants characterized by browning and decay of tiss...

• mosaic

  Viral disease in solanaceous plants (tomatoes, potatoes, tobacco) resulting in mottling and...

• soft rot

  Mushy or slimy decay of plants caused by bacteria or fungi.

• yellow spot

  Any of several fungous or viral diseases characterized by yellow spotting on the le...

• rust

  A plant disease that produces a reddish-brown discoloration of leaves and stems; caused by...

• crown gall

  A bacterial disease of plants (especially pome and stone fruits and grapes and roses)...

• rhizoctinia disease

  Disease caused by rhizoctinia or fungi of Pellicularia and Corticium.

• scorch

  A plant disease that produces a browning or scorched appearance of plant tissues.

• black knot

  Disease of plum and cherry trees characterized by black excrescences on the branches.

• blackheart

  Any of various diseases in which the central tissues blacken.

• black spot

  Any of several fungous diseases of plants that produce small black spots on the plan...

• black rot

  A fungous disease causing darkening and decay of the leaves of fruits and vegetables.

• bottom rot

  Fungous disease of lettuce that first rots lower leaves and spreads upward.

• gummosis

  Pathological production of gummy exudates in citrus and various stone-fruit trees.

• canker

  A fungal disease of woody plants that causes localized damage to the bark.

• cotton ball

  A fungus disease of cranberries.

• crown wart

  A fungous disease of alfalfa which forms white excrescences at the base of the stem.

• dieback

  A disease of plants characterized by the gradual dying of the young shoots starting at the...

• damping off

  A plant disease caused by a fungus; diseased condition of seedlings in excessive mo...

• heartrot

  Any plant disease in which the central part of a plant rots (especially in trees).

• dry rot

  A crumbling and drying of timber or bulbs or potatoes or fruit caused by a fungus.

• potato wart

  Fungous disease causing dark warty spongy excrescences in the eyes of potato tubers.

• pink disease

  Serious bark disease of many tropical crop trees (coffee, citrus, rubber); branches...

• root rot

  Disease characterized by root decay; caused by various fungi.

• sweet-potato ring rot

  Disease of sweet potatoes in which roots are girdled by rings of dry rot.

• Dutch elm disease

  Disease of elms caused by a fungus.

• sclerotium disease

  Plant disease cause by fungi of the genus Sclerotium; also one in which sclerotia...

• leaf disease

  Any plant disease localized in the foliage.

• foot rot

  Plant disease in which the stem or trunk rots at the base.

• ergot

  A plant disease caused by the ergot fungus.

• pinkroot

  A fungal disease of onions.