Page 114 - Kesuburan Tanah

Handayani IP & Prawito P. 2013. Soil structure and
carbon pools in response to common tropical
agroecosystems. J Trop Soils, 18 (2): 105-113
Hanjani SS, Ardiansyah M, Nadalia D & Sabiham S. 2015.
Dinamika penggunaan lahan dan perkembangan
perkebunan kelapa sawit di Kabupaten Kubu Raya
dan Sanggau Tahun 1990-2013. J. Tanah Lingk.,
17 (1): 39-45

Katadata. 2017. Pemanfaatan 36,8 juta hektare lahan
pertanian belum maksimal.
http://katadata.co.id/berita/2016/12/07/jokowi-pe
manfaatan -368-juta-hektare-lahan-pertanian
-belum-maksimal. Diakses 22 April 2017
Lumbanraja J, Mulyani S, Utomo M & Sarno. 2017.
Phosphorus extraction from soil constituents using
Bray P-1, Mehlich-1 and Olsen solutions. J Trop
Soils, 22 (2): 67-76
Martinson GO, Corre MD & Veldkamp E. 2013. Responses
of nitrous oxide fluxes and soil nitrogen cycling to
nutrient additions in montane forests along an
elevation gradient in southern Ecuador.
Biogeochemistry 112, 625-636.

Murni AM. 2015. Hubungan antara karakteristik
agroekologi perkebunan karet (Hevea brassiliansis L)
dengan hasil karet di Lampung. J. Tanah Lingk., 17
(1): 16-24
Neswati R, Azizah N, Lopulisa C & Abdullah S. 2018.
Effect of humic subtances produced from lignite and
straw compost on phosphor availability in Oxisols Int.
J. Soil Sci., 13 (1): 42-49
Opachat T, Anusontpornperm S, Thanachit S &
Kheoruenromne I. 2018. Major plant nutrient
release in Jasmine Rice growing soils amended with
biochar and organic wastes: An incubation study. Int.
J. Soil Sci., 13 (1): 9-17

Paul EA & Clarck FE. 1996. Soil microbiology and
biochemistry 2nd ed. Academic Press. San Diego.

106