Siyani kudontha kwautsi ndi zinyalala za mankhwala. Kuthamanga kwa master knapsack sprayer, kusankha nozzle, ndi kukula kwa dontho kuti muphimbe kwambiri komanso molondola.
Wopopera mbewu mankhwalawa amatha kukhala ndi batire lathunthu komanso pampu yogwira ntchito, komabe amapereka zotsatira zoyipa. Kuyenda kofooka, nkhungu yosagwirizana, ndi ma nozzles otsekedwa nthawi zambiri zimachokera ku kuipitsidwa mkati mwamadzimadzi opopera, osati mavuto amagetsi. Wopopera mbewu mankhwalawa amadalira magawo angapo a kusefera kuti madzi aziyenda bwino. Njira yosefera nthawi zambiri imaphatikizapo kusefa kwa thanki, fyuluta ya pampu, makina a payipi, chophimba cha nozzle, ndi kutsegula kwa nozzle. Chigawo chilichonse chimagwira ntchito zosiyanasiyana ndipo chimateteza gawo lina la kupopera mbewu mankhwalawa. Mu bukhuli, muphunzira momwe zosefera matanki, zosefera pampu, ndi zowonera za nozzle zimagwirira ntchito limodzi. Mumvetsetsanso momwe mungasankhire, kuyang'anira, ndikusunga zida zosefera kuti zitsimikizike kuti zida zamagetsi zimagwira ntchito.