Imishini yokukhishwa kwezinkathi idlala indima ebalulekile emkhakheni wokudla kwezolimo, ikakhulukazi ekucutshungulweni kwezitshalo ezahlukahlukene zokukhiqiza ukudla. Le mishini ekhethekile yenzelwe ukukhipha kahle isitashi ezintweni eziluhlaza njengamazambane, ummbila nomdumbula. Ukuqonda inhloso nokusebenza kwale mishini kungathuthukisa kakhulu ukukhiqizwa nekhwalithi kwezolimo