TY - BOOK AU - TARLOK Singh TI - Biology and control of ischaemum rugosum salisb in rice U1 - T 633.189.58 T16B PY - 1989/// CY - Ludhiana PB - PAU KW - RICE -- WEED CONTROL KW - AGRONOMY KW - BIOLOGY KW - ISCHAEMUM KW - RICE KW - WEED KW - WEEDS -- CONTROL N2 - The biology and competitive ability under variable densities of Ischaemum rugosum Salisb (wrinkle grass) was studied besides using various herbicides for its effective control as compared to 2 manual weedings and unweeded check. A temperature range of 30- ER -