Results 41 to 50 of about 335 (160)

Fire Histories and Rainforest Aboriginal Archaeology in the Wet Tropics Bioregion, North Queensland

open access: yesArchaeology in Oceania, Volume 60, Issue 3, Page 234-269, October 2025.
ABSTRACT Unlike the dominant Australian savanna‐sclerophyll vegetation, tropical rainforests do not burn easily. Any evidence of fire in Australian rainforests therefore invites explanations of its source. Analysis of 187 radiocarbon dates that include selected charcoal fragments from 23 soil pits and 7 archaeological sites from the Wet Tropics ...
Richard Cosgrove   +9 more
wiley   +1 more source

Irrigation water strategies to intensify vegetable production on smallholder farms in Guyana

open access: yesIrrigation and Drainage, Volume 74, Issue 2, Page 738-748, April 2025.
Abstract As part of its development program, Guyana is diversifying and expanding its agricultural sector to increase the production of higher‐value vegetable crops. Apart from ensuring food security, this also reduces the country's food import bill. Abandoned sugarcane lands are targeted for the intensification and expansion of vegetable production ...
Chandra A. Madramootoo   +1 more
wiley   +1 more source

Introduction to deep learning methods for multi‐species predictions

open access: yesMethods in Ecology and Evolution, Volume 16, Issue 1, Page 228-246, January 2025.
Abstract Predicting species distributions and entire communities is crucial for ecologists, to enhance our understanding of the drivers behind species distributions and community assembly and to provide quantitative data for conservation efforts. Popular species distribution models use statistical and machine learning methods but face limitations with ...
Yuqing Hu   +2 more
wiley   +1 more source

Inteligenţa copilului : studiu critic şi experimental [PDF]

open access: yes, 1925
Cluj : Institutul de Arte Grafice "Ardealul", 1925. - V, 206 p. : tab., 15 il. ; 22 cm. - (Din publicaţiile laboratorului de pedologie şi pedagogie experimentală al Universităţii din Cluj ; 1
Ilcuş, Petru
core   +1 more source

Cercetarea fluctuaţiilor cantitative în acumularea şi valorificarea deşeurilor zootehnice în Republica Moldova

open access: yesAgricultural Science, 2011
Based on the information provided by Moldovan statistics yearbooks, the analysis of dynamics of manure production and its usage is presented for the period 1950-2010.
RUSU A. , PLĂMĂDEALĂ V.
doaj  

Cercetări privind valorificarea ca îngrăşământ a deşeurilor din industria vinicolă şi cea de producere a alcoolului etilic

open access: yesAgricultural Science, 2016
The article presents the results of field testing of three waste types: wine yeast, vinasse and grain mash derived from grape processing and ethyl alcohol production. The results proved that the administration of two doses of wine yeast (13 and 26 t/ha),
Vasile PLĂMĂDEALĂ   +4 more
doaj  

Mineralization of alanine enantiomers in soil treated with heavy metals and nutrients

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
This work deals with the determination of the effect of heavy metals and nutrients applied to the soil on alanine enatiomers mineralization with the main focus on evaluating the effect on L/D alanine respiration rate ratio.
Pavel Formánek   +4 more
doaj   +1 more source

Neolithisches Erdwerk oder Gelifluktionsloben? Archäologische und geowissenschaftliche Forschungen an einem geomagnetischen Befund aus Holzhausen, Ldkr. Oldenburg

open access: yesJournal of Neolithic Archaeology, 2013
Near Holzhausen in the District of Oldenburg, geomagnetic anomalies were detected by geomagnetic surveys. In view of the size and the concentric shape that emerged from the anomalies, the resulting structure was interpreted as an enclosure.
Moritz Mennenga   +4 more
doaj   +1 more source

Composition of root exudates of Miscanthus × Giganteus Greef et Deu

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2010
Rate of root exudation and identification of selected compounds in root exudates of Miscanthus × Giganteus in the autumnal period of growth was performed.
Ladislav Hromádko   +6 more
doaj   +1 more source

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