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 383 results
The following is virtually the authors' summary. An account is given of a modified Robinson-type light-trap [cf. RAE A 43 169] for segregating samples...
Read moreA soil disturbance treatment often results in more annual weed seedlings emerging when conducted in light than when conducted in darkness, suggesting ...
Read moreA description is given of apparatus used for measuring photosynthesis and respiration in C. vulgaris under controlled conditions of light intensity, r...
Read moreThe youngest fully expanded leaf on plants of Lolium temulentum and L. perenne grown at 200 or 2000 f.c. light intensity was exposed to 14CO2 for 30 m...
Read moreThe system of Ellenberg indicator species is widely accepted and used to characterize climate, light and soil conditions in central Europe and beyond....
Read moreApparatus for measuring the distribution of radiance outdoors and in controlled environment is described. -R.B.
Read moreApparatus for measuring the distribution of radiance outdoors and in controlled environment is described.-R.B.
Read moreThe maximum rate of apparent photosynthesis in recently expanded leaves of unshaded Amaranthus edulis plants at 310 ppm. CO2 and 7500 f.c. was 55 ± 5 ...
Read morePresents part III of a study (earlier parts of which had different titles and were concerned with non-forest species) consisting of a detailed investi...
Read moreSeeds collected from native herbaceous plants in the Sheffield region were subjected to a range of amplitudes of diurnal fluctuations in temp. All exp...
Read more