(often to encourage plant to produce new flowers)

См. также в других словарях:

• 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 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

• Jade plant — For the dwarf jade plant, see Portulacaria afra. Crassula ovata flower and buds of C. ovata Scientific classification Kingdom …   Wikipedia

• environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …   Universalium

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• gardening — /gahrd ning/, n. 1. the act of cultivating or tending a garden. 2. the work or art of a gardener. [1570 80; GARDEN + ING1] * * * Laying out and tending of a garden. Though palatial gardens existed in ancient times, small home gardens became… …   Universalium

• horticulture — horticultural, adj. horticulturist, n. /hawr ti kul cheuhr/, n. 1. the cultivation of a garden, orchard, or nursery; the cultivation of flowers, fruits, vegetables, or ornamental plants. 2. the science and art of cultivating such plants. [1670… …   Universalium

• Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …   Universalium

• Cannabis cultivation — Typical home grown organic sinsemilla bud compared to a cigarette pack. This article presents common techniques and facts regarding the cultivation of the flowering plant cannabis, primarily for the production and consumption of marijuana buds.… …   Wikipedia

• international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …   Universalium

• Garden roses — are mostly hybrid roses that are grown as ornamental plants in private or public gardens. They are one of the most popular and widely cultivated group of flowering plants, especially in temperate climates. Numerous cultivars have been produced,… …   Wikipedia