Assertion: cassava | /r/CapableOf | deplete the soil
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Source sentences:
text: Historically, many scholars have asserted that cassava depletes the soil.
text: The potential of cassava as an industrial commercial crop has not been exploited to a large extent because of perceptions that cassava depletes soils.
text: To test the hypothesis that cassava depletes the soil, COSCA researchers collected soil samples from 1 501 fields planted with staple crops in 281 villages in the cassava growing areas of the Congo, Côte d'lvoire, Ghana, Nigeria, Tanzania and Uganda.
text: The COSCA soil survey and Hahn's twenty-year yield experiment provide evidence that the assertion that cassava depletes the soil is a half-truth.
text: Despite its importance, the potential of cassava as an industrial crop has not been exploited to any appreciable extent in Ghana, with the perception that cassava depletes soils .