Columbia subject headings:
Water-supply, Agricultural--Zimbabwe.
Harvard subject headings:
Farms, Small--Zimbabwe.
Irrigation--Zimbabwe.
Rain and rainfall--Zimbabwe.
Water conservation--Zimbabwe.
Water in agriculture--Zimbabwe.
Water resources development--Zimbabwe.
Water-supply, Agricultural--Zimbabwe.
Water-supply--Government policy--Zimbabwe.
Watershed management--Government policy--Zimbabwe.
Watershed management--Zimbabwe.
Princeton subject headings:
Water-supply, Agricultural--Zimbabwe.