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The line intersection method is described. In practical tests with plants, including beans, the method compared well with direct measurement.-Duke Uni...
Read moreUse of a grid for rapid estimation of root length is described.-R.B.
Read moreUse of a grid for rapid estimation of root length is described.-R.B.
Read moreThe recorder described and illustrated is particularly suitable for stem-flow studies because of its large-capacity buckets (100 ml.).KEYWORDS: Hydrol...
Read moreThe design of an instrument for the simultaneous measurement of photosynthetically active radiation and red, far-red and blue light is described. The ...
Read moreThe functional characteristics of forests are related to the organization of their canopies. However, understanding the relationship between canopy st...
Read moreA liquid displacement method is described for rapidly measuring the volumes of individual detached leaves or other small plant parts. It is accurate t...
Read moreThe high spatial and temporal variability of forest understorey light environments requires lengthy and/or extensive sampling in order to characterize...
Read moreThe system described samples average atmospheric CO2 content at 6 levels and can detect differences of 0.1 ppm between levels.
Read moreTranspiration rates of Douglas-fir trees (Pseudotsuga menziesii) were measured in the field, using tritiated water (HTO) as a tracer for water. Sites ...
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