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Describe the Methods of improving self pollinated crops.

Describe the Methods of improving self pollinated crops.

Answers

Kavungya
1. MASS SELECTION
Start with a mixed population which could be introduced /present. Select the desired types, harvest them, mix and plant them again

2. PURELINE SELECTION
Identify a pureline from the population which isolate from the test of the multiply /increase them and they become new varieties.

3.HYBRIDIZATION
aim to diversity the genetic variability
A plant that self pollinating can often be forced to cross

4.PEDIGREE SELECTION
Is most widely used in sel when developing small grains like wheat, rice and barley. Aim to incorporate a number of genes from each parent and finished varieties. Start with bulky mixture F1 bulk which is advance to F2 (harvest F2)
F2 starts segregating from which is start selection.
The selective done is selecting within families /single plants up to and F6 From F6 is to provides which to evaluate in trials finding out which core that best lines in field trials. Depending on the progress made you can release new varieties to farmers.
Kavungya answered the question on March 12, 2019 at 07:57

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