Related Words

Plan Position Indicator: Also known as a PPI Scope, it is a radar indicator scope displaying range and azimuth of targets in polar coordinates.

Plant Quarantine: A technique for insuring disease (and pest) free plants by isolating them during a period while performing tests for latent diseases. Often used when importing new cultivars.

Plant Hardiness Zones: The USDA has divided North America into 11 hardiness zones based on average annual minimum temperatures. Horticulturalists and nurseries rate plants by their hardiness: the hardiness zone ma . . . View Full Definition

Plant: The assets of a business including land, buildings, machinery, and all equipment permanently employed.

Plant Quarantine Act: Originally enacted in 1912, this Act gives the Animal and Plant Health Inspection Service authority to regulate the importation and interstate movement of nursery stock and other plants that . . . View Full Definition

Planning Horizon: The length of time a model or investor or plan projects into the future.

Plant Regulator: A chemical that affects the physiological behavior of plants, for example through accelerating or retarding the rate of growth or maturation of produce. Typically the definition of plant reg . . . View Full Definition

Plantae: The plant kingdom; nonmobile, autotrophic, multicellular eukaryotes. Kingdom of the plants, autotrophic eukaryotes with cellulose in their cell walls and starch as a carbohydrate storage pro . . . View Full Definition

Planta Fina De Petralba: No other details as yet other than this aromatic white-wine variety has several synonym names including (in South Africa) Kanaan. Is also grown in France and Spain.

Plant-Pesticide: As proposed by the Environmental Protection Agency (November 23, 1994), plant-pesticides are all substances responsible for pest resistance in plants, as well as the genes needed for product . . . View Full Definition