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Salt-marsh microcosms containing the halophyte Spartina alterniflora were maintained in a greenhouse for 2 years and given daily dosages of a hydrocar...
Read moreThe provision of food requirements for current and future generations can be guaranteed through agricultural intensification options that safeguard th...
Read moreCattle urine, labelled with 15N urea, was applied in August 1987 at a rate equivalent to 74 g N/m2 to a series of confined microplots, at Hurley, UK, ...
Read moreChanges in microbial activity and populations of Protozoa and nematodes were followed in decomposing barley root material buried in soil cores and in ...
Read moreDissolved selenium is a contaminant of concern in the lower Gunnison River Basin, Colorado. Selenium is naturally present in the Cretaceous Mancos Sha...
Read moreEutrophication constitutes a serious threat to many European lakes and many approaches have been used during the past 20-30 years to improve lake wate...
Read moreIn field trials at Kjettslinge near Uppsala in 1980-85, annual C and N budgets were calculated for the following systems: (a) barley without fertilize...
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