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A heat-labile substance in surface sterilized pieces of Hyparrhenia filipendula roots was toxic to nitrite oxidizers in a soil enrichment culture; it ...

When perennial ryegrass plants were subjected to 1 cycle of soil drying, to repeated cycles of drying, or when they were grown in dry soils, the RGR o...

If the "root absorbing power" (α) for a nutrient is given by the flux across the root surface divided by a concentration in solution at the root surfa...

Barley and Vicia faba were grown alone and with either their roots or their shoots, or both roots and shoots, intermixed. The N supply, total plant de...

An autoradiographic method for measuring root length in the soil using ³²P injected into onion leaves is described. The soil containing the roots was ...

Anthoxanthum odoratum, Holcus lanatus, Hypochoeris radicata, Lolium perenne, Plantago lanceolata and Rumex acetosa (i.e. 'treatment' species) were gro...

In this technique the roots are laid out on a flat surface and a count is made of the number of intersections between the roots and random straight li...

The independent effects of shoot competition and root competition between ecologically contrasting populations were investigated on both acid and calc...

At higher soil water contents, chloride uptake by onion roots was greater, and the zones of depletion extended further. Models of ion transport were d...

Trimmed tillers, excised roots and excised laminae of tall fescue were subjected to various temp. down to -12 deg C for various exposure times and at ...