TY - BOOK AU - RAVINDER Kaur TI - Synthesis of new plant growth retardants U1 - T 581.134 R20S PY - 1992/// CY - Ludhiana PB - PAU KW - GROWTH ( PLANTS ) KW - DWARFISM IN PLANTS KW - PGRS' QUATERNARY AMMONIA KW - SALTS N2 - Quaternary salts of ammonia have been found to be plant growth retardants and used for increasing the agriculture yield. In present study we have sysnthesized eight new quaternary salts of ammonium namely (i) 1-(2'-N, N-Diethyl-N-methylethoxy)-3, 7 -dimet ER -