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 262 results
In two series of experiments, the relative leaf growth rates (RA) and relative growth rates (RW) of seedlings of 8 onion cvs of diverse geographic ori...
Read morePerennial ryegrass swards were continuously grazed by sheep. One sward was grazed to maintain an LAI (lamina) close to 1.0 ('hard' grazed) and a 2nd s...
Read moreMonocultures and mixtures of crimson clover and ryegrass (Lolium multiflorum) were grown in filtered air or 0.03 or 0.09 p.p.m. O3 concentrations for ...
Read moreLeaf area index and stomatal conductance of the bracken (Pteridium aquilinum) canopy within a pine forest were combined to give canopy conductances. T...
Read moreThe rate of evaporation from a crop is expressed in terms of weather parameters and a quantity rS derived from profiles of temperature, humidity, and ...
Read morePhotosynthetic rates of C. gayana communities were calculated using mathematical models relating the photosynthetic contribution of the leaves to dire...
Read moreCompetitive relationships among Amaranthus retroflexus, Chenopodium album, Echinochloa crus-galli and Solanum nodiflorum were investigated under field...
Read moreIn each of three years, sugar beet was grown on; seven different soils with two rates of fertilizer-N. Differences in yield between different soils an...
Read moreDetailed measurements of the growth and development of a crop of barley cv. Proctor were used to study the processes determining ear number/unit field...
Read moreSamples of Auchenorrhyncha were collected from fertilized plots in southern England between April 1978 and November 1979. Twenty-nine species were rec...
Read more