|the removal and burning of infected plant parts, decontamination of tools, equipment, hands, etc.
|full to capacity; in soil - very wet.
|not a fly - a primitive wasp.
|a roughened, crustlike diseased area on the surface of a plant organ or the common name of a disease in which such areas form.
|"burning" of leaf margins as a result of infection or unfavorable environmental conditions.
|one of the units comprising the calyx; a usually green foliaceous element subtending the corolla.
|"tooth-like" edge at leaf margin.
|any elongated, more or less tubular structure enveloping an organ or part.
|appears like the handle or bent end of a walking cane.
|a symptom in which small diseased fragments of leaves fall off and leave small holes in their place or small holes in wood resulting from beetle boring.
|silicon dioxide (SiO2)
|feeding by certain insects which leads to the elimination of all or most of the leaf tissue - often leaving only the veins.
|a disease caused by the smut fungi, characterized by masses of dark, powdery spores.
|a sooty coating on foliage and fruit formed by the dark hyphae of fungi that live in the honeydew secreted by insects such as aphids, mealybugs, scales, and whiteflies.
|(1) a secondary spike; (2) one part of a compound inflorescence which of itself is spicate; (3) the floral unit, or ultimate cluster, of a grass inflorescence comprised of flowers and their subtending bracts.
|(1) a usually unbranched, elongated, simple, indeterminate inflorescence whose flowers are sessile; the flowers may be congregated or remote; (2) a seemingly simple inflorescence whose "flowers" may actually be composite heads (Liatris).
|irregular events such as insect population outbreaks that are largely unpredictable.
|comprised of a single gametophytic cell, it functions as the reproductive unit of fungi and some primitive plants.
|the unit of the androecium and typically comprised of anther and filament, sometimes reduced to only an anther; the pollen-bearing organ of a seed plant.
|barren, not able to produce seed.
|the appearance of tiny white or yellow green spots on leaves resulting from mite, leafhopper, etc. feeding.
|a basal appendage of a petiole, usually one at each side, often ear-like and sometimes caducous (falls of easily).
|a horizontal stem that roots at its tip and there gives rise to a new plant.
|bearing a thickened, juicy, soft, fleshy appearance (e.g., new leaves, or thick-leaved plants like cactus).
|the external and internal reactions or alterations of a plant as a result of a disease, insect, or mite.
|spreading internally throughout the plant.