Grass hedges are used to reduce runoff and erosion, not to stabilize marker ridges which re guides to realign planting ridges
Mipanda ya udzu imagwiritsidwa ntchito kuchepetsa kuthamanga kwa madzi ndi kukokoloka kwa nthaka, osati kulimbitsa mizere ya akalodzera yomwe imathandiza popanga mizere yobzalamo