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Monocultures and mixtures of crimson clover and ryegrass (Lolium multiflorum) were grown in filtered air or 0.03 or 0.09 p.p.m. O3 concentrations for ...
Read moreThe penetration of light into 5 distinct foliage patterns of tea bushes was studied. The 2 foliage types (semi-erect and horizontal) representing most...
Read moreA measuring system for estimating the frequency distribution of irradiance within a plant stand is described. The system uses a distributed set of 32 ...
Read moreMeasurements were made of the length and disposition of all branches on young trees of P. contorta (a) planted in Peeblesshire, Scotland, in 1966, and...
Read moreExperiments were made in Ontario, Canada, over 12 wk in a greenhouse and 3 yr in the field with different proportions (100; 75/25; 50/50; 25/75; 100) ...
Read moreLight interception by model hedgerow orchards and light distribution over their surfaces were investigated using a computer for the direct light calcu...
Read moreThe trees Nothofagus fusca and Wienmannia racemosa and the shrubs Coprosma australis and Quintinia acutifolia were found to have an α activity and U c...
Read moreData on the weight and nutrient status of litter from four species of exotic conifer (Pinus lambertiana, P. nigra var. maritima, P. ponderosa and Pseu...
Read moreAnalytical data (tabulated) show that A. indica has considerably improved the nutrient content and physical condition of the infertile acid sands on w...
Read moreA study was conducted during 1994-95 in Finland within a 1600 ha area containing patchy boreal spruce (Picea abies) and pine (Pinus sylvestris) mire h...
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