plant disease — ▪ plant pathology Introduction an impairment of the normal state of a plant that interrupts or modifies its vital functions. All species of plants, wild and cultivated alike, are subject to disease. Although each species is… … Universalium
systems engineering — ☆ systems engineering n. a branch of engineering using esp. information theory, computer science, and facts from systems analysis studies to design integrated operational systems for specific complexes systems engineer n. * * * Technique of using … Universalium
Plant tissue culture — is a practice used to propagate plants under sterile conditions, often to produce clones of a plant. Different techniques in plant tissue culture may offer certain advantages over traditional methods of propagation, including:* The production of… … Wikipedia
plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… … Universalium
plant breeding — Introduction application of genetic (genetics) principles to produce plants that are more useful to humans. This is accomplished by selecting plants found to be economically or aesthetically desirable, first by controlling the mating of… … Universalium
Plant — For other uses, see Plant (disambiguation). Plants Temporal range: Early Cambrian to recent, but see text, 520–0 Ma … Wikipedia
Plant defense against herbivory — Poison ivy produces urushiol to protect the plant from herbivores. In humans this chemical produces an allergic skin rash, known as urushiol induced contact dermatitis … Wikipedia
Plant evolutionary developmental biology — For a more ecological discussion on the evolution of plant morphology, refer to Evolutionary history of plants Evolutionary developmental biology (evo devo) refers to the study of developmental programs and patterns from an evolutionary… … Wikipedia
Plant creatures (Dungeons & Dragons) — The Dungeons Dragons fantasy role playing game contains many plant creatures that are composed of vegetable material, but unlike normal plants these monsters may be carnivorous, intelligent, mobile, or any combination of the three. In the 3rd… … Wikipedia
Nuclear reactor safety systems — This article covers the technical aspects of active nuclear safety systems. For a general approach to nuclear safety, see nuclear safety. The three primary objectives of nuclear reactor safety systems as defined by the Nuclear Regulatory… … Wikipedia
Selection methods in plant breeding based on mode of reproduction — This article discusses Selection methods in plant breeding based on mode of reproduction. Some plants reproduce by (more or less strict) self fertilization where pollen from a plant will fertilise reproductive cells or ovules of the same plant.… … Wikipedia