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The effect of climate change on wild bee communities is of major concern since the decline of bee species could imperil the provision of pollination s...
Read moreTwo interrelated experiments at Basel on the effect of root herbivory by the moth Agapeta zoegana on C. maculosa, under various competitive environmen...
Read moreThere has been a surge of interest in the effects of modern agriculture on biodiversity but studies of farmland flora have lacked continuity and histo...
Read moreThe past decade has witnessed a continual increase in the use of crops genetically modified to produce insecticidal toxins from the bacterium Bacillus...
Read moreThe subtropical humid forest of Meghalaya (India) has been exposed to various kinds of disturbance of varying magnitude during recent years; felling o...
Read moreSurveys of the weed flora in Danish arable fields were conducted during 1967-70 and 1987-89. Frequencies of 67 common weed species in spring barley, s...
Read moreIn Panama, abandoned agricultural lands that supported tropical rain forest are invaded by the exotic invasive grass Saccharum spontaneum, which precl...
Read moreA study was conducted during 1994 at 2 locations (near Carpio del Campo in the northern Spanish plateau and San Clemente in the southern plateau), to ...
Read moreLight limitation (induced by the canopy of Zea mays [maize] cv. Pioneer 3902) of reproduction in Amaranthus retroflexus and the allometric relationshi...
Read moreGermination and establishment of the chalk grassland perennials Pimpinella saxifraga, Scabiosa columbaria, Plantago media and Achillea millefolium wer...
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