Author: Amita Kumari, Shalini Sharma and Mamta Sharma
Present investigation deals with to study the effects on physicochemical properties of soil on secondary metabolites of Calotropis gigantea (L) W. T. Aiton collected from five districts (Hamirpur, Una, Solan, Sirmour and Kangra) of Himachal Pradesh, India within the range of the Shivalik hills. The phytochemical analysis of latex extract of C. gigantea using GC-MS technique from all districts showed total 34 compounds out of which 21 were reported from Kangra and Sirmour district; 16 compounds were obtained from the Hamirpur and Solan districts whereas 15 were observed from Una districts. Results of physicochemical properties of soil showed non-significant variation in three parameters (particle size analysis, pH and organic carbon) and significant variations with four parameters (moisture content, available N, available K and CEC) from all districts. Physicochemical study concludes that soil of different districts of Himachal Pradesh has similar properties w.r.t. soil pH, organic carb
Calotropis gigantea, Shivalik hills, secondary metabolites, phytochemical analysis, GC-MS, physicochemical analysis
GC-MS analysis shows the existence of various unique compounds with variable chemical structures in latex of C. gigantea collected from different districts. Physicochemical study shows that soil of different region or districts of Himachal Pradesh has similar properties w.r.t. pH and percentage of organic carbon available in soil and soil texture. Variation was observed only with moisture content, available K and cations exchange capacity, which concludes that these properties could be responsible for variation in the chemical profile of C. gigantea of five districts with other unknown ecological factors.
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Amita Kumari, Shalini Sharma and Mamta Sharma (2018). Effect of Physicochemical Properties of Soil on Secondary Metabolites of Calotropis gigantea (L) Collected from Shivalik hills of Himachal Pradesh, India Biological Forum – An International Journal