Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 444 results
Food webs in conventional (high-input) and integrated (reduced-input) farming systems were simulated to estimate the contribution of soil microbes and...
Read moreThe mean nitrate reductase activity (NRA) of leaf tissue, from various nitrogen environments, was four times greater in Sporobolus pyramidalis than in...
Read moreFertilization with a 10-6-4 sewage sludge fertilizer increased the total peak standing crops of salt marsh vegetation, in spite of the presence of con...
Read moreDiversification of fisheries and agroecosystems can increase and stabilize production and revenue, despite unpredictable changes in ecosystems and mar...
Read moreThe accumulation of biomass and nutrients in 3 compartments (plant shoots, roots and surface soil) in developing grass/clover ecosystems in 2 types of...
Read moreAs a pilot study, descriptions of the vegetation and soil sampling were carried out on 20 British forest sites to investigate the soil factors likely ...
Read moreThere have been air pollution problems in Britain for several centuries. The nature of such problems has changed: intense local smoke pollution has be...
Read moreThe effects of various environmental factors on the ditch bank vegetation in peat areas in the western Netherlands were studied to find the best manag...
Read moreUnderstanding plant species interactions along successional trajectories is critical for managing and restoring ecosystems, as both resource availabil...
Read moreA simple mathematical model is presented describing the effects of N and light on the vegetative growth of grass/legume swards, consisting of a set of...
Read more