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Water content and ion concentration gradients were measured in soil near a plane of onion seedling roots. Using the water content-matric potential rel...
Read moreMature Lolium perenne plants grown in pots of P deficient soil were subjected to gradually increasing drought, and uptake of P was determined during a...
Read moreThe mathematical models of Gardner (1960) and Cowan (1965) are developed to show that the soil matric potential at which rhizosphere resistance become...
Read moreExperimental evidence claiming to show appreciable rhizosphere resistances in soils much wetter than permanent wilting point (sometimes even at soil m...
Read moreComparisons made over a wide range of soil matric potentials showed minimum resistance of 0.5 s/cm for cotton and 1.0 s/cm for maize. Readings made in...
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