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 1,470 results
Gardens are culturally shaped environments in which natural processes can be experienced. Thus, they offer insights into the relation people have with...
Read moreThis paper focuses on the importance of the sowing of a high diversity of plant assemblages and improving various biological, chemical and physical so...
Read moreDescribes an experiment in which simulated June rainfalls of 200-500 mm. were applied on sandy soils, and of 300-600 mm. on clay soils. Results showed...
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 morecf. F.A. 26 No. 1678.] Gypsum electrical-resistance blocks were used to follow changes in soil moisture on four forested sites and one grass-covered s...
Read moreLupinus arboreus rapidly colonizes micaceous china clay wastes, which are deficient in N, P, Ca and K. N accumulated at rates of about 180 Kg ha-1y-1 ...
Read moreThe type of lysimeter described consisted of a galvanized steel vessel 47 cm diameter and 60 cm deep containing a soil monolith and resting in a hole ...
Read moreSoil disturbance (vehicle tracks, carcass sites, etc.) did not generally cause serious erosion and thermokarst arising from increased soil heat flux. ...
Read moreAt higher soil water contents, chloride uptake by onion roots was greater, and the zones of depletion extended further. Models of ion transport were d...
Read moreSamples taken at Cedar Creek, Minnesota, showed that the above-ground parts of cattail [Typha angustifolia] and maize ecosystems contained much the sa...
Read more