raíz

raíz

The underground part of a seed plant body that originates usually from the hypocotyl, and functions as an organ of absorption, aeration, and food storage or as a means of anchorage and support. Types: a) primary. the root developing from the radicle that first appear from the seed; b) secondary. developing from the primary root; branch roots; c) tap. a primary root that enlarges and grows downward.

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Bransch/domän: Agriculture
Category: Rice science
Company: IRRI
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raíz primaria

Biology; General

The first root formed by a plant.

raíz primaria

Biology; General

A primary root that grows vertically downward and gives off small lateral roots; occurs in dicots. Root system in plants characterized by one root longer than the other roots. ...

raíz capilar

Biology; General

The portion of a hair that extends from the skin's surface to the hair bulb.

amplificación del ADN

Agriculture; Rice science

A method of general DNA amplification (cf., PCR) using a single primer of between 5 and 20 nucleotides in length (8-mers are optimal).

delfácidos

Agriculture; Rice science

Family of plant-sucking insects characterized by the presence of a large movable spur at the apex of the hind tibia. They are usually slow moving and move sideward or backward. ...

transferencia directa de ADN

Agriculture; Rice science

A transformation procedure in which naked DNA is added to a suspension of protoplasts. The protoplasts are then rendered naked by disrupting the cell membrane through chemical ...

mudar

Agriculture; Rice science

Despojar o quitar pelo, plumas, caparazón, cuernos o una capa exterior de la piel (insectos o serpientes) en un proceso de crecimiento o renovación periódica. Las partes que se ...

cuantitativo

Agriculture; Rice science

The amount of a substance; measurable by assigning numerical value to indicate how many or how much.

calidad

Agriculture; Rice science

Distinguishing character, the degree of excellence which is possessed.

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Bransch/domän: Water bodies Category: Lakes

Lago Hurón

The second largest of the Great Lakes of North America, bounded on the west by Michigan (U. S. ) and on the north and east by Ontario (Can. ). The ...