Výsledky vyhledávání - "Agna S. Krave"

Akademický článek

Penerapan Pembelajaran Aktif Berbasis Tugas Proyek untuk Meningkatkan Hasil Belajar IPA Siswa Kelas VII B SMP Kristen 2 Salatiga Tahun Pelajaran 2016/2017 Active Learning Application Based on Project Assignment in Improving Science Learning Results of Stu

Autor: Muhammad Kharis Kurniawan, Natalia Rosa Keliat, Agna S. Krave, Daud Ronal Hutagaol

Publikováno v: Bioedukasi: Jurnal Pendidikan Biologi, Vol 10, Iss 1, Pp 33-42 (2017)

ABSTRACT The purpose of this study is to find out the active learning application based on project assignment in improving science learning results of students in VII B class of SMP Kristen 2 Salatiga and to find out the improvement of the science l

Externí odkaz: https://doaj.org/article/da4367cf6c2a4d86add5d10d29d67804

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Seasonal dynamics in leachate hydrochemistry and natural attentuation in surface run-off waste from a tropical landfill

Autor: Nico M. van Straalen, Boris M. van Breukelen, Agna S. Krave, Jubhar C. Mangimbulude, Wilfred F. M. Röling

Publikováno v: Mangimbulude, J C, van Breukelen, B M, Krave, A S, van Straalen, N M & Roling, W F M 2009, ' Seasonal dynamics in leachate hydrochemistry and natural attentuation in surface run-off waste from a tropical landfill ', Waste Management & Research, vol. 29, pp. 829-838 . https://doi.org/10.1016/j.wasman.2008.06.020
Waste Management & Research, 29, 829-838. SAGE Publications Ltd

Open waste dump systems are still widely used in Indonesia. The Jatibarang landfill receives 650-700 tons of municipal waste per day from the city of Semarang, Central Java. Some of the leachate from the landfill flows via several natural and collect

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0dcbe1e308204b3b709f7d134058dbb7
https://doi.org/10.1016/j.wasman.2008.06.020

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Acute toxicity of pesticides to the tropical freshwater shrimp Caridina laevis

Autor: Agna S. Krave, Nico M. van Straalen, David Sucahyo, Cornelis A.M. van Gestel

Publikováno v: Ecotoxicology and Environmental Safety, 69, 421-427. Academic Press Inc.
Sucahyo, D, van Straalen, N M, Krave, A S & van Gestel, C A M 2008, ' Acute toxicity of pesticides to the tropical freshwater shrimp Caridina laevis. ', Ecotoxicology and Environmental Safety, vol. 69, pp. 421-427 . https://doi.org/10.1016/j.ecoenv.2007.06.003

To determine the potential risk of pesticides frequently used in Indonesia, a new toxicity test was developed using the indigenous freshwater shrimp Caridina laevis, which is representative of tropical ecosystems. The test species could easily be mai

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::743f7f6765d32c606365e9839029bff1
https://hdl.handle.net/1871/29851

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Influence of the El Niño and La Niña climate events and litter removal on inorganic nitrogen dynamics in pine forest soils on Central Java, Indonesia

Autor: Wilfred F. M. Röling, Nico M. van Straalen, Henk W. van Verseveld, Agna S. Krave

Publikováno v: European Journal of Soil Biology. 43:39-47

To determine to what extent environmental factors and anthropogenic disturbances dictate N dynamics in tropical forest soils, changes of concentrations of inorganic N in soil were investigated during a period of extreme climatic conditions caused by

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e7af9382c6f79b8fcf7aad8563e636d8
https://doi.org/10.1016/j.ejsobi.2006.03.005

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Potential nitrification and factors influencing nitrification in pine forest and agricultural soils in Central Java, Indonesia

Autor: Agna S. Krave, Nico M. van Straalen, Henk W. van Verseveld

Publikováno v: Krave, A S, van Straalen, N M & van Verseveld, H W 2002, ' Potential nitrification and factors influencing nitrification in pine forest and agricultural soils in Central Java, Indonesia. ', Pedobiologia, vol. 46, no. (6), pp. 573-594 . https://doi.org/10.1078/0031-4056-00161
Pedobiologia, 46((6)), 573-594. Urban und Fischer Verlag Jena

Summary Potential nitrification and factors controlling nitrifying activity in tropical pine forest and agricultural soils in Central Java, Indonesia were studied. Soils from three different pine forest sites and a fertilized coffee plantation were s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f8766d4c1ca149e6007f058f00519ab
https://doi.org/10.1078/0031-4056-00161

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Growth and product formation in chemostat and recycling cultures by Aspergillus niger N402 and a glucoamylase overproducing transformant, provided with multiple copies of the glaA gene

Autor: C.A.M.J.J. van den Hondel, H. W. van Verseveld, A. H. Stouthamer, Jan C. Verdoes, J.M. Schrickx, Agna S. Krave

Publikováno v: Journal of General Microbiology. 139:2801-2810

Continuous and recycling cultures were carried out with Aspergillus niger N402 wild-type and a glucoamylase overproducing transformant to investigate growth and product formation characteristics. In shake flask cultures, the amount of glucoamylase pr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf6a04951f8c12fb51976bfc2f7c7534
https://doi.org/10.1099/00221287-139-11-2801

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