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1. Some have long dormancy and need to be treated to germinate.
2. Due to cross pollination other characteristic which are undesirable may arise from the plants’ seeds
which have variation.
3. Seed may be destroyed if planted earlier before the rain period.
4. Some seed may lose viability if kept for long time, leading to gaps in the farm
joseph rimiru answered the question on November 8, 2017 at 18:28
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