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The seasonal pattern of soil heat-flux was dominated by the increase in crop cover. The average minimum daytime downward flux into the ridge was 40 ca...
Read moreExpressions are presented for the penetration of direct and diffuse radiation into stands having (a) horizontal leaves, (b) randomly oriented leaves, ...
Read morePhosphorus inputs and losses are calculated for contrasting farming systems: cereals were a major product in all systems. In typical modern British wh...
Read moreThe upward flux of CO2 at the soil surface was calculated from the weight increase of soda lime granules exposed inside a glass tank covering 400 cm2 ...
Read moreA study of P. sitchensis from five North American provenances, ranging between latitudes 47°N. and 57°N., indicated that maximum net photosynthesis te...
Read moreApproximately one-third of all terrestrial high-biodiversity sites straddle national land borders, yet few man-made boundaries are fixed, and internat...
Read moreThe dry-weight increment of A. pseudoplatanus seedlings, initially 60-90 cm. high, was measured by growth analysis. Seedlings were planted out 90 cm. ...
Read moreThe following is virtually the author's summary of this second part of a series [cf. RAE A 59 2659]. Experiments on saplings of lime (Tilia) under con...
Read moreDuring 1971 micro-meteorological measurements were made in March, May, July, August and October in a 7-year-old hedgerow-type apple orchard. The albed...
Read moreUnderstanding pesticide impacts on populations of target/non-target species and communities is a challenge to applied ecology. When predators that oth...
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