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Select the option with plants in which layering can be used as a method of artificial propagation:

Option: 1

Strawberry, Grapevine, and Cherry


Option: 2

Lemon, Coffee, and Grape


Option: 3

Rubber plant, Citrus, and Pear


Option: 4

All of these


Answers (1)

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As we have leant:

Layering:

  • In this method, a twig (branch) of a plant is bent down, below the level of the soil. This bent part is called a layer.
  • A small incision is made in this layer (bent portion). Now the portion is covered with soil. Moisture is given at regular intervals.
  • Soon this covered portion develops new roots and becomes separated (or can be cut) from the main body, giving rise to the new plant. 
  • This plant then can be shifted to some new location.
  • Layering is common in plants like-jasmine, Strawberry, Grapevine, and Cherry, etc.
  • In mound layering, the shoot is cut and the left part is covered with soil. It develops a number of shoots. 
  • The gootee or air layering involves the rooting of aerial stems while attached to the parent plant.
  • The formation of adventitious roots during air layering is induced by various stem treatments. 
  • These generally involve the girdling or wounding of a small part of the stem, resulting in the interruption of the downward movement of organic materials such as carbohydrates, auxin and other growth factors from the leaves and shoot tips. 
  • These materials accumulate close to the treated area and induce rooting.

Hence, Layering is common in plants like-jasmine, Strawberry, Grapevine, and Cherry, etc.
 

Posted by

Pankaj Sanodiya

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