Ansyar M, Herdiana H. Analysis of the Factors Causing a Decline in Soil Quality and Their Solutions as an Effort to Increase Agricultural Productivity in Dry Areas. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2023 May 31 [cited 2024 Nov. 22];9(5):3875-82. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3226