Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Untung Sudadi"'
Publikováno v:
Journal of Natural Resources and Environmental Management, Vol 14, Iss 4 (2024)
Andisols are specifically characterized by a very high P adsorption capacity owing to their acidic reaction and dominance of variable-charged clay minerals. This crop cultivation problem can be overcome by potassium humate amelioration intended to ex
Externí odkaz:
https://doaj.org/article/fe46535ed22646459d158d27ae7b6d67
Publikováno v:
Jurnal Ilmu Pertanian Indonesia, Vol 29, Iss 4 (2024)
Maize production and quality are affected by infection with plant pathogens. One of the maize's essential and main diseases is downy mildew caused by Peronosclerospora spp. Downy mildew is a limiting factor in increasing production and can reduce pro
Externí odkaz:
https://doaj.org/article/4659296078a541c0a3561de629cced63
Publikováno v:
Journal of Tropical Soils, Vol 29, Iss 1, Pp 23-32 (2023)
The dynamics and patterns of relationships between the characteristics of Indonesian tropical peat involving a function of time (ages of land use) in the context of land conversion have yet to be widely reported. The effects of tropical peatland use
Externí odkaz:
https://doaj.org/article/9a3dca419b6a4203a90ec1708d9b724d
Spectroscopic Analysis and Dynamics of Dissolved Organic Carbon from an Oil Palm Plantation Peatland
Publikováno v:
Journal of Natural Resources and Environmental Management, Vol 13, Iss 1 (2023)
Drainage following conversion of peatlands to oil palm plantations is always associated with carbon (C) loss, one of which is dissolved organic carbon (DOC). Analytical procedure commonly used to determine DOC is the high-temperature combustion (HTC)
Externí odkaz:
https://doaj.org/article/dcd853af687041068642b24f79508f29
Publikováno v:
Journal of Degraded and Mining Lands Management, Vol 9, Iss 1, Pp 3035-3044 (2021)
Quantification of CO2 flux from peat has been studied with various methods of measurement and data analysis. Several studies have applied regression analysis to assess carbon flux from tropical peatland as a function of groundwater level. Such an ana
Externí odkaz:
https://doaj.org/article/459dea9a5a3d4c86add13433542acd7f
Publikováno v:
Journal of Natural Resources and Environmental Management, Vol 12, Iss 4 (2022)
From an Indonesian volcanic tuff taken from parent material layer of an Andisols profile, it was separated ‘nanoclay’ fraction of
Externí odkaz:
https://doaj.org/article/df5af0d0b7014b12bb77fca58576d4f8
Publikováno v:
Jurnal Ilmu Pertanian Indonesia, Vol 26, Iss 1, Pp 42-49 (2021)
Phytotoxicity of soil aluminum (Al), both directly to the plant growth as well as indirectly through the increase of soil potential acidity, is closely related to the occurrence of various soil soluble-Al species. Amongst them, Al3+ and monomeric-Al
Externí odkaz:
https://doaj.org/article/3d6af20ed7cf428889badef3efaa150b
Publikováno v:
Sains Tanah: Journal of Soil Science and Agroclimatology, Vol 17, Iss 2, Pp 161-169 (2020)
Soil factors such as pH and the presence of polyvalent cations can influence the net production of dissolved organic carbon (DOC). This study aimed to determine the main factors that control net DOC production. The study was conducted at Buatan Villa
Externí odkaz:
https://doaj.org/article/f54919e4f5e44c0287a6313329f311b0
Publikováno v:
Jurnal Wilayah dan Lingkungan, Vol 8, Iss 2, Pp 147-160 (2020)
Agriculture sector performs prominent role in the economy of Pinrang Regency. As the national food-estate area of South Sulawesi Province, RGDP agriculture sector of the regency increased from 4.72 to 7.94 trillion IDR in 2013-2017. This study aims t
Externí odkaz:
https://doaj.org/article/e4a24401f9aa46f1803fbc9d55a64d27
Publikováno v:
Sains Tanah: Journal of Soil Science and Agroclimatology, Vol 16, Iss 2, Pp 203-215 (2019)
Pumice is a volcanic material that found abundant in Indonesia. Owing to its physicochemical characteristics it can be utilized as a low-cost natural adsorbent for cationic contaminants. This study aimed to assess the performances of adsorbents prepa
Externí odkaz:
https://doaj.org/article/aa2cd77f5ed54b5fa8d39c4e0f588ed2