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Climate and soil factors influencing the distribution of annual legume species collected at 207 sites throughout Syria were investigated by cluster an...
Read moreAn investigation of 49 unreclaimed coal strip-mines between 10 and 70-yr old revealed that definite soil horizons had not yet formed but that chemical...
Read moreIn July 2010 green hay from a species-rich donor field was used to diversify a species-poor floodplain meadow (the receiver field), which had previous...
Read moreSmoke from fire can sharply reduce air quality by releasing particulate matter, one of the most dangerous types of air pollution for human health. A t...
Read moreWith the passage of the Multiple Use Sustained Yield Act of 1960, the U.S. Forest Service has managed its 193 million acres of forest and grassland fo...
Read moreA heather-dominated blanket bog was burned in small patches annually for 5 yr. Sheep were stocked at 1 ewe/ha from the 2nd yr onward and their perform...
Read moreSeeding is an important management tool in aridland restoration, but seeded species often fail to establish. Previous research has largely focused on ...
Read moreFarmers' perceptions of the extent of bracken (Pteridium aquilinum) encroachment on upland farms was summarized from a postal questionnaire done in 19...
Read moreGermination and establishment in annual self-sown swards of (a) Stylosanthes humilis and (b) the associated grass weed Digitaria ciliaris were studied...
Read moreA model of the function of open drainage ditches (grips) on peat moorland in northern England is described. The model makes the following predictions:...
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