Breeding ways | Applying scope | ||||
In a variety | Among varieties | Among species | Among genus | Among family | |
Pure line selection | √ |
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Physical and chemical induction of mutation, astronavigation breeding | √ |
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Crossing breeding, hybrid vigor utilization, current selection |
| √ |
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Haploid breeding |
| √ |
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Multiploid breeding |
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With edge polyploid |
| √ |
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Different flange polyploid |
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| √ | √ |
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Aneuploidy breeding (chromosome engineering) |
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| √ | √ |
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Somatic hybridization |
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| √ | √ | √ |
Modern biotechnology breeding |
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DNA fragments import |
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| √ | √ | √ |
Objective genes into |
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| √ | √ | √ |