Meristem

Meristem

Cells at the growing tips of stems or roots that are dividing and are undifferentiated but later become different parts of the plant. Region of actively dividing cells in plants.

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Part of Speech: noun
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Industry/Domain: Agriculture
Category: Rice science
Company: IRRI
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meristem

Biotechnology; Genetic engineering

Undifferentiated but determined tissue, the cells of which are capable of active cell division and differentiation into specialized and permanent tissue such as shoots and roots.

meristem

Plants; Botany

Growing regions of a plant in which cells that have retained their embryonic characteristics, or reverted to them secondarily, divide to produce new cells.

meristem

Plants; Plant pathology

Plant tissue characterized by frequent cell division, producing cells that become differentiated into specialized tissues.

meristem

Agriculture; Rice science

Cells at the growing tips of stems or roots that are dividing and are undifferentiated but later become different parts of the plant. Region of actively dividing cells in plants.

meristem

Biology; Ecology

Plant cells that specialize in making new tissue. Different sorts of meristem make the various tissues (some for bark, some for leaves, etc. ).

meristem

Plants; Flowers

Group of undifferentiated cells from which new tissues are produced. Most plants have apical meristems which give rise to the primary tissues of plants, and some have secondary ...

watershed

Agriculture; Rice science

The total area from which a single river collects surface water runoff; the catchment or drainage area of a river system.

watershed degradation

Agriculture; Rice science

A marked deterioration in the hydrological behavior of a river system which reduces the potential of land and water by causing a water flow of inferior quality, quantity and ...

waterlogging

Agriculture; Rice science

Impeded drainage; or soil saturated with water but not necessarily with standing water.

waterlogged field

Agriculture; Rice science

A field which continuously has standing water and cannot be drained. The water level may not be deep.

water use efficiency

Agriculture; Rice science

1). Expressed in terms of dry matter or harvested portion of the crop produced per unit of water consumed. 2). Ratio of the water used for evapotranspiration, seepage, and ...

water table

Agriculture; Rice science

The upper surface of ground water and the level below it where the soil is saturated with water.

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