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CO2 exchange was measured in Bouteloua gracilis swards in the field. Rates of net photosynthesis as high as 65 mg CO2/dm2 h were observed under optimu...
Read moreSamples of Auchenorrhyncha were collected from fertilized plots in southern England between April 1978 and November 1979. Twenty-nine species were rec...
Read moreAtlantic white cedar (Chamaecyparis thyoides) wetlands in the New Jersey pinelands were studied at 18 sites along a gradient of suburban development d...
Read moreLong-term observations of eta , the ratio of PAR to total solar radiation, are reported for Dar es Salaam (7 deg S.). The records for very clear perio...
Read moreA major challenge for eradication managers is deciding when a programme can be deemed successful. Regan et al. (2006) were the first to pose this prob...
Read moreThe weed seed populations built up in the top 6 in. of soil in land on which vegetable crops have been grown for long periods, was estimated from soil...
Read moreThe following is almost entirely the author's summary of this part of a series [cf. R.A.E., A 53 580, etc.]. The effect of pockets of damp wheat on th...
Read moreThe production of current season growth by Coleogyne ramosissima was determined by length measurement in Sept. when the twigs were dormant. Percentage...
Read moreOne option in managing introductions of non-native pest species is to eradicate the introduced species by trapping or otherwise removing individuals. ...
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