plant conditions

См. также в других словарях:

• 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

• 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 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 disease epidemiology — is the study of disease in plant populations. Much like diseases of humans and animals, plant diseases occur due to pathogens such as bacteria, viruses, fungi, oomycetes, nematodes, phytoplasmas, protozoa, and parasitic plants.cite book| last… …   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 physiology — is a subdiscipline of botany concerned with the function, or physiology, of plants.Salisbury, Frank B. Cleon W. Ross, 1992. Plant physiology , 4th ed. (Belmont, California: Wadsworth Publishing). ISBN 0 534 15162 0] Closely related fields include …   Wikipedia

• Plant disease forecasting — is a management system used to predict the occurrence or change in severity of plant diseases. At the field scale, these systems are used by growers to make economic decisions about disease treatments for control. Often the systems ask the grower …   Wikipedia

• Plant embryogenesis — is the process that produces a plant embryo from a fertilised ovule by asymmetric cell division and the differentiation of undifferentiated cells into tissues and organs. It occurs during seed development, when the single celled zygote undergoes… …   Wikipedia

• Plant (Trigun) — Plant is a term used in the anime and manga series Trigun to refer to a species of organism present in the fictional world. The main character of the series, Vash, and his twin brother, Knives are both Plants.Plants are inter dimensional beings… …   Wikipedia

• 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 maraîcher — Plant de légume Un plant de légume (ou plant maraîcher) est une jeune plante mise en place afin de produire un légume. Le plus souvent produit à partir d’une graine, il peut être greffé. Sommaire 1 Historique 2 Economie 3 Espèces …   Wikipédia en Français