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Butterflies are one of the few insect groups that can be monitored effectively and have the potential to develop national and Europe-wide trends in ab...
Read moreThe resolution of direct conflict between humans and elephants in Africa has become a serious local political issue in recent years, and a continental...
Read moreBiodiversity conservation and agricultural production have traditionally been viewed as substantially in conflict and recent declines in biodiversity ...
Read moreMeasurements of web cover, aphid availability and aphid capture were made in fields of winter wheat in West Sussex and East Anglia, England, in 1981 a...
Read moreReflection of short-wave radiation by irrigated cotton in the Sudan Gezira was measured every 0.5 h in the daytime during Oct.-Dec. 1965, the major pa...
Read moreAgrostemma githago and spring wheat cv. Sicco were sown in monocultures and 1:1 mixtures at overall densities of 16, 40, 120, 400 and 1200 plants/m2 i...
Read moreWoodland ectomycorrhizal (ECM) fungal species declined considerably in the Netherlands in the late 20th century, mainly due to raised levels of atmosp...
Read moreThe use of changes over time in the pattern of vegetation growth across gradients of differing grazing intensity to identify trends in range condition...
Read moreWheat cv. Concorde, Chenopodium album, Agropyron repens [Elymus repens] and Spergula arvensis were grown in pure stands and in mixtures of weeds with ...
Read moreMarine protected areas are increasingly being recommended as an essential component of the management of exploited marine species, but virtually no at...
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