Kahingala, S.H.2021-07-192021-07-192019Annals of the Sri Lanka Department of Agriculture, 21:p.167https://dl-doa.nsf.gov.lk/handle/1/3310Maha seasonPlant crop clinicsPrescription sheetsImpact of Permanent Crop Clinic Programme (PCCP) for the management of pest and diseases in galle districtArticle