Plant Breeding

Section8

عرف كل من1.Asexaual reproduction2.Corolla3.Dicogamous flowers4.Gametophytic

generation5.Double fertilization

Materials required to study hybridization in lab conditions

Flowers of sweet peaof different

verities

Butter Paper bag

Open the flower with the help of needle

Remove the anther - emasculation

Pg

Anthers

Now in this flower only pistil is left-female flower

Anther

Place it and label it as female flower

Female flower

Male flower, open it with the help of needle

Crush the anther and take out pollen grains

Dust the pollen grains on the stigma of the female flower.

Hybridization-Mating between two individuals or lines differing in genotype. In natural conditions flower is intact

to the plant.

Cover the flower with paper bag

Display your steps of hybridization

Emasculated flower- female

Flower-pollens are collected-

male

Hybridized flower

Covered to avoid any

contamination

Do you have any question

?

Thank you

Amany Abozaid