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 6,723 results
The influence of interplanted shade trees on the light regime at the surface of mature tea bushes is described. Most of the light reaching a tea bush ...
Read moreThe penetration of light into 5 distinct foliage patterns of tea bushes was studied. The 2 foliage types (semi-erect and horizontal) representing most...
Read moreA new instrument for the estimation of the total length of a washed sample of roots is described. It utilizes a photoelectric method to count the numb...
Read moreMany migratory goose populations have thrived over the past decades and their reliance on agricultural resources has often led to conflicts. Control a...
Read moreAchieving global targets for forest restoration will require cost-effective strategies to return agricultural land to forest, while minimizing impleme...
Read moreRecreational fisheries are traditionally managed at local scales, but more effective management could be achieved using a cross-scale approach. To do ...
Read moreGives an ALGOL procedure that computes the length and direction of shadows from data on the geographical location, date, time of day and height of the...
Read moreThe article argues that the scientific community needs to integrate the natural sciences with the socioeconomic sciences. The development challenge is...
Read moreThe dry-weight increment of A. pseudoplatanus seedlings, initially 60-90 cm. high, was measured by growth analysis. Seedlings were planted out 90 cm. ...
Read moreStudies were made in the Tavetsch Valley in the subalpine region of central Switzerland, of the day-active Lepidoptera faunas in different types of cu...
Read more