... doctors and six other health care staff—for two-month rotations. ... threatening livelihoods, disrupting food markets, and exacerbating crop losses. ...
... of the method is to rotate crops yearly. Crop varieties are unique in the nutrients they require and the pests they attract. Rotation keeps populations ...
... seasons (summer and winter crops) • Developing a ... practices, new interventions in cropping and planting patterns, and crop rotations. ...
Last updated: May 29, 2015