Soil testing methods are still largely the same as they were 100 years ago, and researchers and farmers continue to struggle to interpret the numbers. However, a soil test is a good place to start ...

WOOSTER, OH - A new study contains valuable recommendations that can inform container nursery fertilization practices in the northeastern United States. In this region, most nursery substrates are ...

Soils have a natural characteristic called the cation exchange capacity (CEC) that allows them to hold (and exchange) cations (e.g., Ca+2 or Na+). These cations are held tight enough on the CEC that ...

THE cation exchange capacity of soils is due to inorganic constituents such as clay minerals, hydrous oxides, primary and secondary minerals and to organic matter. Estimates of the contribution of ...

Vol. 146, No. 1/2, Selected papers from the PROCEEDINGS OF THE FOURTH INTERNATIONAL SYMPOSIUM ON GENETIC ASPECTS OF PLANT MINERAL NUTRITION (October 1992), pp. 77-82 (6 pages) Genotypic differences in ...

Researchers determined the variability of cation exchange capacity in different batches of pine bark and studied the influence of particle size, substrate pH, and peat amendment on CEC. Part of the ...