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A new instrument for the estimation of the total length of a washed sample of roots is described. It utilizes a photoelectric method to count the numb...

When making decisions about forest and environmental management, managers and policymakers often rely upon scientific knowledge. There is a well-docum...

Gives an ALGOL procedure that computes the length and direction of shadows from data on the geographical location, date, time of day and height of the...

Comparisons made over a wide range of soil matric potentials showed minimum resistance of 0.5 s/cm for cotton and 1.0 s/cm for maize. Readings made in...

Various growth parameters of young seedlings of tall fescue cv. S170 grown at 10, 15, 20, 25 and 30 deg C were recorded. At 25 deg C individual leaves...

Simple logistic regression models empirically derived in other fragmented landscapes (in the Netherlands and Italy) were explored for their ability to...

During 1971 micro-meteorological measurements were made in March, May, July, August and October in a 7-year-old hedgerow-type apple orchard. The albed...

Eradication is often the preferred strategy in the management of new weed invasions, but recent research has shown that the circumstances under which ...

The British National Vegetation Classification (NVC) was used to describe the vegetation of a 49 000 ha conifer (Picea abies, P. sitchensis) plantatio...

Worldwide, the implementation of forest management guidelines has tried to mimic natural forest dynamics. The Oliver forest stand dynamics model has b...