Effects of agro-climatic zones, soil orders, and irrigation types on the exchangeable cadmium in paddy soils

Autor: S. Sugathas, N.A.S.A. Neththasinghe, D.N. Sirisena, R. Thilakasiri, M. Ariyarathna, H.K. Kadupitiya, R. Chandrajith, L.D.B. Suriyagoda
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Soil & Environmental Health, Vol 2, Iss 2, Pp 100078- (2024)
Druh dokumentu: article
ISSN: 2949-9194
DOI: 10.1016/j.seh.2024.100078
Popis: Even though the concentrations of the total cadmium (Cd) in paddy soils from different countries have been reported, the exchangeable-Cd (Ex-Cd) concentrations in these soils are unknown despite its importance in agriculture. This study was conducted with a total of 5460 soil samples collected in Sri Lanka, representing six agro-climatic zones, six soil orders, and three irrigation types. The Ex-Cd concentrations in soil samples were extracted using 0.01 ​M CaCl2 and analyzed using an inductively coupled plasma-mass spectrophotometry. The Ex-Cd concentrations were
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