Plant succession and soil degradation in desertified areas (Fuerteventura, Canary Islands, Spain)

AN EXAMINATION OF THE DEGTJAREFF METHOD FOR DETERMINING SOIL ORGANIC MATTER, AND A PROPOSED MODIFICATION OF THE CHROMIC ACID TITRATION METHOD

Allan Walkley, I. ARMSTRONG BLACK · Soil Science · 1934 · 21.7K citations · Full text

Agriculture, Earth Sciences, Soil Sciences +14

Development of a DTPA Soil Test for Zinc, Iron, Manganese, and Copper

W. L. Lindsay, W. A. Norvell · Soil Science Society of America Journal · 1978 · 9.8K citations

Agriculture, Agronomy, Soil Sciences +17

Canonical Correspondence Analysis: A New Eigenvector Technique for Multivariate Direct Gradient Analysis

Cajo J. F. ter Braak · Ecology · 1986 · 6K citations · Full text

Computing, Computer Science, Multivariate Visualization +2

CANOCO Reference Manual and User's Guide to Canoco for Windows: Software for Canonical Community Ordination (Version 4)

Cajo J. F. ter Braak, Petr Šmilauer · 1998 · 3.4K citations

Life Sciences, Ecology, Community Ecology +4

Detrended correspondence analysis: An improved ordination technique

M. O. Hill, Hugh G. Gauch · Plant Ecology · 1980 · 3.2K citations

Natural Sciences, Earth Sciences, Cartography +2