plant extension

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• Plant breeding — is the art and science of changing the genetics of plants in order to produce desired characteristics.[1] Plant breeding can be accomplished through many different techniques ranging from simply selecting plants with desirable characteristics for …   Wikipedia

• Plant hormone — Plant hormones (also known as phytohormones) are chemicals that regulate plant growth. Plant hormones are signal molecules produced within the plant, and occur in extremely low concentrations. Hormones regulate cellular processes in targeted… …   Wikipedia

• Plant senescence — is the study of aging in plants. It is a heavily studied subject just as it is in the other kingdoms of life. Plants, just like other forms of organisms seem to have both unintended and programmed aging. Leaf senescence is the cause of autumn… …   Wikipedia

• Extension — Ex*ten sion, n. [L. extensio: cf. F. extension. See {Extend}, v. t.] 1. The act of extending or the state of being extended; a stretching out; enlargement in breadth or continuation of length; increase; augmentation; expansion. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

• Extension table — Extension Ex*ten sion, n. [L. extensio: cf. F. extension. See {Extend}, v. t.] 1. The act of extending or the state of being extended; a stretching out; enlargement in breadth or continuation of length; increase; augmentation; expansion. [1913… …   The Collaborative International Dictionary of English

• Plant propagation — is the process of artificially or naturally propagating (distributing or spreading) plants.exual propagation (seed)Seeds and spores can be used for reproduction (through eg sowing). Seeds are typically produced from sexual reproduction within a… …   Wikipedia

• plant development — Introduction       a multiphasic process in which two distinct forms succeed each other in alternating generations. One form, created by the union of sexual cells (gametes (gamete)), contains two sets of similar chromosomes (diploid). At sexual… …   Universalium

• 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 — 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 42 — United States Air Force Plant 42 (AFP 42) is a federally owned military aerospace facility under the control of the Air Force Material Command (AFMC) in Palmdale, California. Aerospace contractors at Air Force Plant 42 share a common runway… …   Wikipedia

• Plant System — Infobox SG rail railroad name=Plant System logo filename=Plant System logo.gif logo size=150 old gauge= marks= locale=United States Atlantic coast start year=1860 end year=1902 hq city=The Plant System was a system of railroads and steamboats in… …   Wikipedia