clearing of bushes , vegetation , spraying of insecticide in operational area for year 2019-20 at dabh airport , indore , providing unskilled manpower/helpers for up keeping of operational area by cutting bushes , wild growth left out by tractor manually including required t&p as per instruction of technical-in-charge . ( note:- day means 8 hour working . working per day more /less than 8 hours , payment shall be made on pro rata basis . ) , supplying of chlorpyriphos ( commercial formulation like dursban 20ec ) of approved make as per direction of technical-in-charge . , supplying of herbicide glyphosate 41% sl of approved make as per direction of technical-in-charge . , providing tractor mounted boom sprayer including tractor , skilled driver with commercial licence , sprayer having storage tank of 400 liter minimum and having boom arrangement for spraying 40feet at a time with having nozzles in working condition at controlled pressure and with standard spacing including diesel , maintenace complete as per satisfaction of technical-in-charge . ( note:- day means 8 hour working . working per day more /less than 8 hours , payment shall be made on pro rata basis . )