__________ refers to an asexual reproduction process wherein genetical...
Multiplication of genetically identical copies of a cultivar by asexual reproduction is called clonal propagation and a plant population derived from a single individual by asexual reproduction constitutes a clone.
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__________ refers to an asexual reproduction process wherein genetical...
Clonal Propagation
Clonal propagation is an asexual reproduction process in plants wherein genetically identical copies of individual plants are produced. It is also known as vegetative propagation or vegetative reproduction. In this process, a part of the plant is used to grow a new plant that is genetically identical to the parent plant.
Methods of Clonal Propagation
There are various methods of clonal propagation, including:
1. Cuttings: In this method, a stem or a leaf of the parent plant is cut and planted in soil or water. It develops roots and grows into a new plant that is genetically identical to the parent plant.
2. Layering: In this method, a stem of the parent plant is bent and buried in the soil. It develops roots and grows into a new plant that is genetically identical to the parent plant.
3. Grafting: In this method, a stem of the parent plant is cut and attached to a rootstock of another plant. The two parts grow together and form a new plant that has the characteristics of both the parent plant and the rootstock.
4. Micropropagation: In this method, small pieces of tissue from the parent plant are grown in a laboratory under sterile conditions. They develop into new plants that are genetically identical to the parent plant.
Advantages of Clonal Propagation
Clonal propagation has several advantages, including:
1. Genetic uniformity: Clonal propagation ensures that the new plants are genetically identical to the parent plant. This helps in maintaining the desired traits of the plant.
2. Faster growth: Clonal propagation produces new plants that are mature and ready to produce fruits or flowers faster than plants grown from seeds.
3. Disease resistance: Clonal propagation can be used to produce plants that are resistant to diseases and pests.
4. Conservation of rare species: Clonal propagation can be used to conserve rare and endangered plant species.
Conclusion
Clonal propagation is an important technique in plant breeding and conservation. It allows for the production of genetically identical plants that have desirable traits and are resistant to diseases and pests. Clonal propagation is widely used in agriculture, horticulture, and forestry.
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