With Water In Short Supply, California Ranchers Grow Their Feed Indoors
The extended drought in California has farmers looking for ways to use less water. Among them, growing feed indoors using hydroponics. The new diet is making some Central Valley sheep very happy.
Đọc tiếp trên NPR
August 31, 2016 at 04:10PM
Environment
Thứ Tư, 31 tháng 8, 2016
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