VALIDITY OF CHALK AND BENTONITE APPLICATION IN SOIL AND WATER ON REDUCING THE ABSORPTION OF RADIO-STRONTIUM AND RADIO-CERIUM BY CROP Effects of Strontium stress on antioxidant characteristics of Oilseed Rape Seedling Influence of Three Nuclides upon Seed and Bud Mortality of Plants ABSORPTION OF RADIOSTRONTIUM BY RICE AND EFFECT OF APPLICATION OF KIESELGUR ON ITS BEHAVIOUR THE KINETIC BEHAVIOUR OF STRONTIUM-89 IN THE SIMULATION PADDY Effect of Strontium on Photosynthesis of Leaves in Rape Seedlings The Physiological and Biochemical Responses of Jat ropha curcas L. Under Sr2+ Stress With Exogenous Ca2+