Question

General principles of seed production

Answer 1

Answer:

General principles of seed production

1. Providing adequate isolation to prevent contamination by natural crossing or mechanical mixtures.
2. Rouging of seed fields prior to the stage at which they could contaminate the seed crop.
3. Periodic testing of varieties for genetic purity.
4. Avoiding genetic shifts by growing crops in areas in their adaptation only.

Answer 2

Explanation:

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