Results 101 to 110 of about 30,031 (216)
Landscape Management for Functional Biodiversity [PDF]
These Guidelines for the Study of the Epibenthos of Subtidal Environments document a range of sampling gears and procedures for epibenthos studies that meet a variety of needs.
Helden, M., van +2 more
core +5 more sources
Clear-cutting leads to changes in the structure of biogeocenoses, the age and species composition of stands, and the diversity and abundance of vegetation.
Oleg A. Konyushatov +2 more
doaj +1 more source
Hydrobiological service for observations and control of surface waters in the USSR [PDF]
Technological progress, having reached in our time an unprecedented speed, is still increasing the rate of mineral extraction, industrial construction, and the mastering of new kinds of energy is growing.
Abakumov, V.A. +2 more
core
Lago Tupé is a black water "ria lake". It is connected with the Rio Negro throughout the year and shows similarly large fluctuations in water level, amounting to nearly 8 m in 1971.
Reiss, F.
core
Ein Biotop ist der Lebensraum einer Lebensgemeinschaft von bestimmter Mindestgröße und einheitlicher, gegen die Umgebung abgrenzbarer Beschaffenheit. Die Kartierung und Bewertung von Biotoptypen ist eine wichtige Grundlage für Naturschutz und Landschaftsplanung.
openaire +1 more source
An integrated MCDA software application for forest planning : a case study in southwestern Sweden [PDF]
Forest planning in Sweden today translates not only into planning of timber production, but also for the provision of other functions and services.
Eriksson, Ljusk Ola +3 more
core
Materials and Methods REFUGIA project working paper [PDF]
The organic farming structure has been analysed for all farms in Denmark 2005-2010. In 2005, the average farm size for organic farms was 50 ha, compared to 40 ha for conventional farms.
Dalgaard, Tommy
core
Fish associations of water biotopes in the jewish autonomous region middle Аmur area
The article reflects the results of ichthyologic studies in water biotopes in the Middle Amur area water biotopes. The work is devoted to the fish associations of typical water biotopes and the three criteria for ichthyologic biodiversity in the Amour ...
V N Bourik
doaj
Spiders (Araneae) of stony debris in North Bohemia [PDF]
The arachnofauna was studied at five stony debris sites in northern Bohemia. In Central Europe, the northern and montane species inhabiting cold places live not only on mountain tops and peat bogs but also on the lower edges of boulder debris, where air ...
Hajer, Jaromír, Ruzicka, Vlastimil
core

