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Why are melons and fruits grown on gravel-mulched fields in Ningxia as sweet as honey?
Melons and fruits from gravel-mulched fields in Ningxia are as sweet as honey
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Lithops is a succulent plant in the Aizoaceae family
Lithops is native to southern Africa and the southwestern region, and is commonly found in crevices of rock beds and among gravel. It is described as a "living stone." It grows and blooms outside the rainy season, and when in full bloom, lithops seem to cover the desert with a huge flower carpet. But when the arid summer arrives, the desert once again returns to a world of "stones."
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The method for setting up a small under-gravel sand filter tank is simple and easy to learn; men, women, the young and the old can all put it together themselves.
Can a small ready-made tank only keep a few goldfish? No, no, people are fickle, and nobody can guarantee that in the days to come they won't take a fancy to other fish out there. But what can you do when your humble room can't accommodate other fish? Set up a small under-gravel sand filter tank...
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Comparative Analysis of the Planting Effects of Xiantu and Sand-Gravel
Analysis of the Planting Effects of Xiantu and Sand-Gravel
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