| 1. | In addition, females are generally more sensitive to changes in day length.
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| 2. | Plants make use of the phytochrome system to sense day length or photoperiod.
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| 3. | Day length and insolation intensity also controls the extent of the photic zone.
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| 4. | From experiments with different day lengths, maca is a short-day plant.
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| 5. | As day length increases the size of the clutch also increase.
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| 6. | The stimulus for spawning is believed to be day length.
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| 7. | The Fair expanded to its current 10-day length by 1994.
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| 8. | However, it adapts well to variations in soil type, humidity, temperature and day length.
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| 9. | Although plants in fact distinguish day length from night length.
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| 10. | Temperatures and day length have been found to influence development.
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