Azolla fertilizer at Wangari Kuria's farm can be used as a protein nutrient in farm animals such as chicken and cattle and also can be used in crop farming. [David Gichuru, Standard] The soaring ...

If you ever watch a duck float across a pond, gobbling up the vegetation coating the surface, that bird is way ahead of its time. The buoyant greenery is azolla, a tiny fern that grows like crazy, ...