In irrigated schemes, hand weeding and use of chemicals are recommended. The herbicide, Ronstar 25EC should be applied at the rate of 3 liters in 300 liters of water per hectare using a sprayer
Mminda yamthilira, kupalira ndi manja komanso kugwiritsa ntchito mankhwala ndikovomerezeka. Mankhwala ophera tchire, Ronstar 25EC, apopeledwe pa mulingo wa 3 liters mu 300 liters ya madzi pa hectare iliyonse pogwiritsa ntchito sprayer