Vetiveria nigritana
... that the grass Vetiveria nigritana is grown in farms in Nigeria to control soil erosion, provide pest control, and improve the yield of crops such as maize?
... that the grass <i id="mwC2w"><b id="mwC20"><a class="mw-redirect" href="./Vetiveria_nigritana" id="mwC24" rel="mw:WikiLink" title="Vetiveria nigritana">Vetiveria nigritana</a></b></i> is grown in <a href="./Agriculture_in_Nigeria" id="mwC28" rel="mw:WikiLink" title="Agriculture in Nigeria">farms in Nigeria</a> to control soil <a href="./Erosion" id="mwC3A" rel="mw:WikiLink" title="Erosion">erosion</a>, provide <a href="./Biological_pest_control" id="mwC3E" rel="mw:WikiLink" title="Biological pest control">pest control</a>, and improve the yield of crops such as maize?