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Wild bees importantly pollinate both crop and wild plants. Yet, in intensive agricultural landscapes, wild bees are rare due to resource limitations o...

Experiments were carried out at three sites in southern Scotland to determine the suitability of Molina caerulea grassland for sustained use in provid...

The persistence of populations of the economically important bunchgrass Themeda triandra in rangeland depends on seedling recruitment. A 2⁵-factorial ...

In microplots, forest topsoils from mixed deciduous stands in the Cumberland Mountains of eastern Tennessee were spread over surface minesoils from th...

Increment cores were obtained at b.h. from the stems of 300 trees on the margin of the Lake Vyrnwy reservoir, Montgomeryshire, Wales, in 1969, and the...

Presents a quantitative study of canopy morphology based on data collected during and after the 1971 growing season, in a 14-year-old stand of Pinus t...

Food webs in conventional (high-input) and integrated (reduced-input) farming systems were simulated to estimate the contribution of soil microbes and...

Tissue m.c. and rates of CO2 and O2 exchange were determined in the laboratory for branches of L. tulipifera collected at 2 week intervals over a 1 yr...

Describes a method for estimating the income of K, Mg, Ca, P and Na to a woodland ecosystem in the airborne particles caught by the tree canopy, and g...

The use of E. stagnina, the major component of the emergent vegetation of Lake Kainji, is described. A simple model of the colonization potential of E...