| 41. | Spawning occurs in spring just under the soil surface and the nymphs appear in April.
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| 42. | The new plants are planted with the top of the rhizome, below the soil surface.
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| 43. | The bulbs are usually formed at the soil surface.
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| 44. | Pupation takes place in debris on the soil surface.
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| 45. | This lichen is terricolous, growing on the soil surface.
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| 46. | The activity levels of many arthropods and small mammals are also controlled by soil surface temperature.
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| 47. | The tubers form close to the soil surface and sometimes even on top of the ground.
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| 48. | New tubers may arise at the soil surface.
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| 49. | It is notable for producing flowers while the winter rosette is buried beneath the soil surface.
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| 50. | Allow the new shoot and the rhizome, or horizontal root, to rest on the soil surface.
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