Sentence examples for species value from inspiring English sources
He claims that "we can avoid tedious mathematical calculations of relative species value by switching to biodiversity".
In many cases, they argue, we should accept ecosystems that incorporate non-native species, value them and try to conserve them as "novel ecosystems" that are worth protecting.
These effects are accentuated when individual organisms pursue different movement strategies, and movement strategies can be affected by how individual organisms and species value habitat.
To build the case for the sea urchin, 75 sea urchin scientists wrote letters about the species' value to developmental biology, cell biology, biochemistry, and studies of gene regulation.
In fact, when calculating the difference between qPCR and qPCR-PMA, our results prove that, in the samples that were not heat treated, the number of dead cells is close to zero for all species (value lower than 10 cells) (Figure 2).
Other research topics could include investigation of the influence of insurance on forest management behaviour (Blennow and Sallnäs, 2002) and the design of contracts allowing more flexibility in the selection of timber stands to be insured based on dominant species, value of the tree stand, threshold for compensation following damage, and type of damage covered.
A philosophical issue is whether such species values depend on a human-centered perspective.
The chlorophyll a/chlorophyll b ratio and the root/shoot ratio were similar to control species values.
Randall (1988, p. 218) has argued that preference is the basis for value and that it is possible to treat all species values as preferences of humans.
Qualitative semi-structured interviews covered three areas: conceptualisation and knowledge of invasive species; values associated with invasive and native species; and acceptance of control measures.
Scarcity of high-value timber species reflected past logging, whereas abundance of light-demanding species, and species valued for fruits, provided evidence of human-aided forest restoration and 'enrichment' in terms of useful trees.
