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Results are presented from trials with Betula pendula, B. pubescens, Salix caprea and S. cinerea at 6 sites throughout Britain; the selected clones we...

Plant facilitation, an ecological interaction that benefits at least one species without harming the other, is increasingly used as a restoration tool...

A computer program suitable for employing regression techniques for plant growth analysis where data from only a few sequential harvests are available...

The distribution of T. repens and grasses was examined in 6 hill swards in mid-Wales sown 10-39 years before with seed mixtures containing T. repens a...

Hawthorn scrub in an upland area (>150 m alt.) of North Wales was surveyed, and at three typical study sites, hawthorn occurrence was studied in re...

Plantago lanceolata was grown at a range of sowing rates in controlled-environment, glasshouse and field experiments in competition with perennial rye...

Carduus nutans spp. nutans was introduced into Australia in 1950, since when it has spread into several agricultural areas. Models were developed to d...

In general, bees collecting nectar only, as well as bees collecting nectar and pollen, preferred male-fertile to male-sterile cultivars of onion plant...

Reproductive behaviour was recorded in 23 populations of D. glomerata grown under uniform field conditions. In most populations some plants headed in ...

Earthworm populations were estimated in topsoil stored during opencast mining for coal and in replaced soil. Soil from the surface of storage heaps wa...