2025-11-112025-11-112025https://drive.google.com/file/d/1zzSo1cV5NEDh5Glp1y-w1FgMaCROrx6y/view?usp=sharinghttp://ssm.ndl.gov.in/handle/123456789/1410(Pesticide Chemistry)CHEMISTRY -GENERAL || SEC-B-4SEC-B-4Other