TY - BOOK AU - Jayakumar, R. AU - Jagannathan, R. TI - Weed Science Principles SN - 978-93-272-6245-2 U1 - 632.58 JAY N1 - Contents: 1.Introduction to weeds 2.Biology and diversity of weeds 3.Classification and characterization of weeds 4.weeds vegetation analysis 5.Crop weeds competition 6.Allelopathy and weeds 7.principles of weeds control and weeds management 8.classification and properties of herbicides 9.Selectivity and sub-lethal effect of herbicides. 10.Herbicides and plants interaction 11.Herbicides and plant integrations 12.Herbicides formulation and application technology 13.integrated weed managements practices 14.Management of problematic, parasitic and non crop land weeds 15.management of aquatic weeds 16.Management of dry land weeds 17.Weed research methodology 18.Herbicides residue analysis-basic concepts 19.Herbicides and environment ER -