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Showing 19 results
A critical assessment was made of the use of hemispherical photography in fully-developed wheat and barley canopies. It is concluded that black-and-wh...Read more
Tobacco cv. Virginia Gold infested with blue mould (Peronospora hyoscyami f. tabacina) and fresh, wilted or dried plants of tobacco and Atriplex nummu...Read more
The Field Studies Council (FSC) BioLinks project aims to engage people who have an existing interest in biological recording, such as amateur naturali...Read more
How tree cover in tropical savannas changes through time and space is a major unresolved issue in ecology due to the complexity of these systems where...Read more
The Luangwa Valley is about 700 km long and up to 90 km wide, and contains about 15, 000 km2 of game reserves where local overgrazing and overbrowsing...Read more
This paper is the final report of the research and development project that monitored the changes in open spaces in the regions of Germany carried out...Read more
By means of factor analysis of concentrations of Cu and Zn in soil and of Cu, Zn, Fe and Mn in vegetation, the relationships between biogeochemistry, ...Read more
Predicting stand structure parameters for tropical forests from remotely sensed data has numerous important applications, such as estimating above-gro...Read more
Stylosanthes humilis was grown for 5 years on cleared Tippera clay loam and its behaviour in competition with the annual grasses Digitaria ciliaris, B...Read more
A method is described for producing maps of grassland vegetation from colour slides, using a standard 35 mm camera. The maps were drawn using a modifi...Read more
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