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Recent declines in wild bee populations have led to increases in conservation actions and monitoring of bee communities. Pan traps are a commonly used...
Read moreOolitic limestone workings on the Leicestershire/Lincolnshire border were sown in 1981 with Brachypodium sylvaticum and Lotus corniculatus; in a facto...
Read moreSuction sampling is a popular method for the collection of quantitative data on grassland invertebrate populations, although there have been no detail...
Read moreIn investigations in cider-apple orchards in southern England in winter 1971-73, groups of up to 30 larvae of Cydia pomonella (L.) were allowed to spi...
Read moreReports further studies in the stand of Pinus nigra var. maritima already described [see preceding abstract]. Net primary production of the Pine was n...
Read moreData are presented for the transmission of photosynthetically active radiation through a Douglas Fir forest canopy, and for the net radiation profile ...
Read moreSeveral methods of measuring biodiversity in development-offset trades exist. However, there is little consensus on which biodiversity metrics should ...
Read moreThis report analyzes the economic impacts of the safety net provisions in the Agriculture Risk Coverage Improvement and Innovation (ARC-II) Act (S. 27...
Read moreMeasurements were made of CO2 exchange by sods taken from a Phalaris tuberosa/Trifolium repens temperate grassland to determine their net primary prod...
Read moreRadiation balance was measured from Oct.-Dec. 1965 in an irrigated cotton crop grown on ridges. During this time crop cover increased from about 10% t...
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