00274nam a2200121Ia 45000030006000000080041000060400015000471000021000622450031000832600009001145460012001230050017001350STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRathna Swamy, R.  aText book of plant ecology  c1972  aEnglish20220125170349.0