corrigendum - provision of operation and maintenance services to drdo assets in rnd estates at diber , haldwani n potted plants drdo tf diber haldwani , through arboriculture services . , maintenance of arboriculture assets including replacement of casualties , regular watering , earting up , deweeping and making basin / beds . providing supports , application of manure and fertilizer as per requirement of species ( tree and shrubs ) and season , mowing of lawns / cutting of hedges / pruning of shrubs & tree and sprying of insecticide / pesticides etc as and when required including disposal of garbage / arbo waste at earmarked location for a period of one year as per scope of work in appendix - a of the tender enquiry . ( note: quoted amount should not include epf , esi , bonus and the gst element on epf , esi and bonus amounts ) gardner / mali ( unskilled ) - 04 .