Results 71 to 80 of about 203,784 (224)

Patterns of diversity change for forest vegetation across different climatic regions - A compound habitat gradient analysis approach

open access: yesGlobal Ecology and Conservation, 2020
Biotic diversity of ecological communities can be driven by a mixture of climatic, soil and biotic factors from local to regional scales. Patterns of diversity change were often examined along latitudinal or elevational gradients, which were mainly ...
Liangjing Yao   +6 more
doaj  

Contribution to the assessment of the genetic potential of wild pear mother trees from the landscape of outstanding features ”Kosmaj” [PDF]

open access: yesGlasnik Šumarskog Fakulteta: Univerzitet u Beogradu
Native species of forest fruit trees represent an important component of biodi­versity, but are often threatened by the effects of various biotic and abiotic factors.
Nonić Marina   +5 more
doaj   +1 more source

Ecosystem-bedrock interaction changes nutrient compartmentalization during early oxidative weathering [PDF]

open access: yesarXiv, 2018
Ecosystem-bedrock interactions power the biogeochemical cycles of Earth's shallow crust, supporting life, stimulating substrate transformation, and spurring evolutionary innovation. While oxidative processes have dominated half of terrestrial history, the relative contribution of the biosphere and its chemical fingerprints on Earth's developing ...
arxiv  

Spatiotemporal distribution of the benthic macrofauna in an urbanized subtropical estuary: environmental variations and anthropogenic impacts

open access: yesBrazilian Journal of Oceanography
This study was conducted in the Itajaí-Açu river lower estuary in Southern Brazil, in which we aimed to: (1) analyze spatiotemporal variations on the macrofauna; (2) search for relationships between environmental variables and the assembly and (3 ...
Pedro Rocha Mattos   +1 more
doaj   +1 more source

Exploring agronomic diversity and disease tolerance in soybeans to combat Cowpea mild mottle virus [PDF]

open access: yesGlobal Journal of Environmental Science and Management
BACKGROUND AND OBJECTIVES: The yield of soybeans is affected by the performance of agronomic traits and the presence of abiotic and biotic environmental stresses.
H. Kuswantoro   +5 more
doaj   +1 more source

The Geobiology of Weathering: a 13th Hypothesis [PDF]

open access: yesarXiv, 2015
The magnitude of the biotic enhancement of weathering (BEW) has profound implications for the long-term carbon cycle. The BEW ratio is defined as how much faster the silicate weathering carbon sink is under biotic conditions than under abiotic conditions at the same atmospheric pCO2 level and surface temperature.
arxiv  

Influence of Disturbance on Soil Respiration in Biologically Crusted Soil during the Dry Season

open access: yesThe Scientific World Journal, 2013
Soil respiration (Rs) is a major pathway for carbon cycling and is a complex process involving abiotic and biotic factors. Biological soil crusts (BSCs) are a key biotic component of desert ecosystems worldwide.
Wei Feng   +9 more
doaj   +1 more source

Komposisi Jenis Hayati di Ekosistem Tambak Tumpangsari Pola Empang Parit: Studi Kasus di RPH Tegal Tangkil, BKPH Ciasem, KPH Purwakarta, Jawa Barat (Biological Species Composition of Silvofishery Ecosystem Using Cannal-pond Pattern: A case Study in RPH Te

open access: yesJurnal Manajemen Hutan Tropika, 2011
Biotic component composition of silvofishery using cannal-pond pattern was elucidated in this study. This pattern is the combination between fishpond canal and mangrove vegetation growing in the center.Sampling method was conducted in the four fish ponds
Jeni Riviana   +2 more
doaj   +1 more source

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