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Specifications
Sunny or rainy bottle demonstrationSunny or rainy bottle demonstration ,This is our new creative series which used for junior middle school Innovation experimental ! new beautiful design and very eash to be used.
Seed germination in addition to their intrinsic conditions fully developed, but also requires appropriate environmental conditions: moisture, temperature, air and light and so on.
1, water is the seed germination are absolutely necessary. With moisture, enzymes can be active, hydrolysis of seed storage of nutrients in order to produce an effect, cells can swell elongation.
2, the seeds begin to activities necessary for respiration, it needs oxygen. So planting watering too much, but the seed will rot, because the exigencies of hypoxia. Only a few aquatic plants seeds can germinate under anoxic conditions.
3, the plant seed germination temperature may range from 0-40 °C, but each has its own kind of plant germination optimum temperature, which is the most suitable temperature for germination.
4, some seeds need light to germinate, but some plants are just the opposite, the former is called good optically seed, which is known too optically active seeds.
This unit can be of temperature and humidity (moisture) and light, the seed germination test probe.
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