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 8,372 results
Leaf extension rates of perennial ryegrass cv. S24 were examined in the field in relation to seasonal changes in soil and air temperature. A technique...
Read moreTemperatures were measured in a perennial ryegrass crop in the field and an attempt was made to relate temperature to growth. The instruments used are...
Read moreEnergy and N removal by cattle from a shortgrass prairie ecosystem [botanical composition not stated] in N. Colorado were determined. Grazing intensit...
Read more[Cf. FA 34, 3826; 35, 7073] The fourth part of a study concerned entirely with photosynthesis in P. sitchensis. The CO2 and water-vapour exchanges of ...
Read moreEstimates for various components of above-ground biomass are presented for naturally regenerated stands of Pseudotsuga menziesii, 22, 30, 42 and 73 ye...
Read moreGives results of measurements of the light reflectance of the bark, the type of stem-epiphyte cover, and the lichen flora of samples of trees of Oak (...
Read moreThree important questions concerning the basic cause of the injuriousness of Tetranychid mites in Australian commercial orchards are whether insectici...
Read moreIn Papua New Guinea the most important cacao pest, Pantorhytes szentivanyi Mshl., is controlled by the ant Anoplolepis longipes (Jerd.) [cf. preceding...
Read moreCacao has been grown on a large scale round Popondetta in the Northern District of Papua New Guinea since 1958. Pest problems were present in the area...
Read moreFurther observations in Britain [cf. RAE/A 60, 2745] showed that the net annual production of lime saplings (Tilia vulgaris) was 23.4 g dry matter/sap...
Read more