A method of showing soil movement
β Scribed by J.J. Thomas; C.J. Anderson
- Publisher
- Elsevier Science
- Year
- 1968
- Tongue
- English
- Weight
- 517 KB
- Volume
- 13
- Category
- Article
- ISSN
- 0021-8634
No coin nor oath required. For personal study only.
π SIMILAR VOLUMES
We use a linear autoregressive model to describe the movement of a soil-living insect, Protaphorura armata (Collembola). Models of this kind can be viewed as extensions of a random walk, but unlike a correlated random walk, in which the speed and turning angles are independent, our model identifies
Slow 2]Iove~ents of the Soil. 467 Aurora Borealis at Behring Strait.--Nordenskjold has published his observations of the aurora bore'tlis on the Vega, during the winter of 1878-9. They lead him to conclude that even during the years of least auroral intensity, the globe is surrounded by a luminous
## Abstract Concentrations of NHβN and NOβN in the surface (0β6 in.) layer of a light soil, with and without added nitrogen fertiliser, were measured from May to October 1957 on plots kept free of vegetation and those cropped with ryegrass. The application of nitrogen fertilisers to the soil incre