Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 41 results
An instrument for measuring the distribution of irradiance in grass canopies is described; it demonstrated that light from an overcast sky was more un...
Read moreThe path of a point quadrat through a stand until it first contacts foliage is comparable to the path of a ray of light from the sky until it is inter...
Read moreThe apple orchards studied had discontinuous bush-and hedge-type canopies of mean leaf-area indexes of 1-1-4. These values were low, owing to the exis...
Read moreThe insertion angle of the needles, their position on the stem, and their width had large effects on the uptake of 14CO2 by detached 'sun' and 'shade'...
Read moreLinseed and lucerne seeds were sown broadcast over a 100 m2 field which was then ploughed twice at right angles to 20 cm and harrowed to a fine tilth....
Read moreThe equipment described uses 6 in. wide mild-steel plates for top and jointed side-sections to form a 10 × 6 ft plot with an angle-iron collecting dra...
Read more2 grassland sites on the Matopos Research Station in Rhodesia were analysed by 3 different operators using the line intercept, wheel-point, variable p...
Read moreA new field technique to estimate photosynthesis is described. It relies on describing direct and diffused light fluxes within the canopy, and photosy...
Read moreBarley cv. Proctor was grown in 2m × 2 m plots and at maturity a trench was dug at right angles to the rows of plants. Pin-board sampling showed that ...
Read moreA Calluna vulgaris canopy was reconstructed using 6-cm cuttings supported on a clear Perspex base drilled with randomly arranged holes of appropriate ...
Read more