Bioscience:Microworlds — Secrets of Floating Weed
There's something green floating in this paddy field, where rice seedlings have recently been planted. It's floating weed. True to its name, floating weed drifts around on the water's surface. Wherever it ends up, it quickly multiplies. Let's explore the secrets of floating weed.
- Added:2006
- Country:Japan
- Duration:5
- Time of update:2011/8/18 16:21:18