00483nam a2200169Ia 4500008004100000020001500041082001900056100001700075245005000092260005300142300000800195650002300203650001800226653002700244653002300271700001900294170901s1995    xx            000 0 und d  a8185031703  a581.5222bS48P  aSingh, Karan 0aPlant Productivity Under Environmental Stress  aBikanerbRajasthan Agricultural Universityc1995  a425  aBotanical sciences  aPure Sciences  aEnvironmental stresses  aPlant productivity  aPurohit, S. S.