| 21. | Alternative treatments included scarification with or without the addition of irritants including arsenic and hellebore.
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| 22. | These figures also represent Mayan practices of scarification and the significance of class in Mayan society.
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| 23. | Shading limits plant growth and seed germination, additionally the seeds germinate after scarification by fire.
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| 24. | They used several combinations of treatments which included chilling, gibberellic acid, and mechanical scarification.
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| 25. | Scarification of the seeds is advised to assist germination, which is slow but fairly reliable.
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| 26. | Chemical scarification can also be achieved through the use of nutrient salts such as potassium nitrate.
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| 27. | Tribe members unwilling to participate in scarification were generally not included in the group's activities.
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| 28. | Seed dormancy is broken by the removal of the seed coat by fire scarification or physical disturbance.
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| 29. | Women perform scarification by slicing their skin with a razor blade after lifting it with a thorn.
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| 30. | To give any new saplings a chance to grow in a new area people practice soil scarification.
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