Results 81 to 90 of about 26,373 (200)

The influence of “Hayward” kiwi fruit (Actinidia deliciosa) from organic and conventional cultivations on the content of some trace elements in the rat kidneys and assessment of copper, manganese and zinc bioavailability / Wpływ owoców kiwi “Hayward” (Actinidia deliciosa) z upraw ekologicznej i konwencjonalnej na zawartość niektórych mikroelementów w nerkach szczura i ocena biodostępności manganu, miedzi i cynku

open access: yesEnvironmental Protection and Natural Resources, 2013
The conditions of fruit cultivation may affect their content of some mineral elements. The study aims at determining the content of some microelements (Cu, Zn and Mn) in diets with “Hayward” kiwifruits from the organic (ecological) (OHC) and conventional
Jesion Iwona   +5 more
doaj   +1 more source

An Assessment of Plant Species Differences on Cellulose Oxygen Isotopes From Two Kenai Peninsula, Alaska Peatlands: Implications for Hydroclimatic Reconstructions

open access: yesFrontiers in Earth Science, 2019
Peat cores are valuable archives of past environmental change because they accumulate plant organic matter over millennia. While studies have primarily focused on physical, ecological, and some biogeochemical proxies, cores from peatlands have ...
Miriam C. Jones   +6 more
doaj   +1 more source

The Evaluation of Composite Energy Absorbers for Use in UAM EVTOL Vehicle Impact Attenuation [PDF]

open access: yes
The demand for new personal air-taxi services is leading to the development of lightweight Vertical Take-off and Landing (eVTOL) vehicles with electric propulsion for the Urban Air Mobility (UAM) industry.
Hardy, Robin   +2 more
core   +1 more source

Impact dehulling oat grain to improve quality of on-farm produced feed. I. Hullability and associated changes in nutritive value and energy content [PDF]

open access: yes, 2004
High hull content of oat (Avena sativa L.) limits its use as on-farm feed. Dehulling, used in the oat processing industry, can be performed on-farm, to increase nutritive value and energy content.
Kirkkari, Anna-Maija   +3 more
core  

Do Men and Women Perform Differently on Different Types of Test Questions? [PDF]

open access: yes
Men, Women, Tests, Questions, Gender, Teaching/Communication/Extension/Profession,
Burton, Robert O., Jr.   +2 more
core   +1 more source

Pengaruh Penyiangan Dan Suhu Penyimpanan Terhadap Mutu Kimiawi, Mikrobiologis Dan Organoleptik Ikan Tongkol (Auxis Tharzard, Lac) [PDF]

open access: yes, 2007
Ikan tongkol merupakan salah satu bahan pangan yang dikonsumsi masyarakat dan jika dibiarkanpada suhu kamar, maka terjadi proses penurunan mutu menjadi busuk.
Adiputra, N. (N)   +3 more
core  

The Co-Evolution of Sustainable Development and Environmental Justice: Cooperation, Then Competition, Then Conflict [PDF]

open access: yes, 1999
This article explores sustainable development and environmental justice as potentially conflicting policy goals. Sustainable development includes equity as one of its five dimensions (in addition to environment, economy, time, and space), whereas ...
Ruhl, J. B.
core   +3 more sources

Streamflow Response to Glacier Mass Loss Varies With Basin Precipitation Across Alaska

open access: yesWater Resources Research
Diminishing glaciers affect streamflow, and given the extent of glaciers in Alaska and adjacent Canada, continued glacier mass loss is likely to have profound effects on ecosystems sensitive to runoff.
Janet H. Curran   +3 more
doaj   +1 more source

Endangered Species and Natural Resource Exploitation: Extinction vs. Coexistence [PDF]

open access: yes
The threat on the survival of animal species due to intensive use of natural resources is incorporated within resource management models, paying special attention to uncertainty regarding the conditions that lead to extinction.
Tsur, Yacov, Zemel, Amos
core   +1 more source

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