Search Results - "RAINS, D. W."

Aqueous silicate complexes in wheat, Triticum aestivum L by CASEY, W. H., KINRADE, S. D., KNIGHT, C. T. G., RAINS, D. W., EPSTEIN, E.

“…ABSTRACT The chemical speciation of silicon in xylem exudate from wheat (Triticum aestivum L.) was examined by 29Si NMR spectroscopy. Wheat plants were grown…”
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Active silicon uptake by wheat by Rains, D.W, Epstein, E, Zasoski, R.J, Aslam, M

“…The absorption of Si by wheat, Triticum aestivum L. 'Yecora Rojo,' followed Michaelis–Menten kinetics over a concentration range of 0.004–1.0 mM. Km and Vmax…”
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Response of recent acala cotton varieties to variable nitrogen rates in the San Joaquin valley of California by HUTMACHER, R. B, TRAVIS, R. L, FRITSCHI, F. B, MUNIER, D. J, NICHOLS, R. L, DELGADO, R, RAINS, D. W, VARGAS, R. N, ROBERTS, B. A, WEIR, B. L, WRIGHT, S. D, MUNK, D. S, MARSH, B. H, KEELEY, M. P

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Differential effect of amino acids on nitrate uptake and reduction systems in barley roots by Aslam, Muhammad, Travis, Robert L, Rains, D.William

“…This study was conducted to determine whether the inhibition of nitrate reductase activity (NRA; EC 1.6.6.1) in barley ( Hordeum vulgare L. var. CM-72) roots…”
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Diurnal Fluctuations of Nitrate Uptake and In Vivo Nitrate Reductase Activity in Pima and Acala Cotton by Aslam, M., Travis, R.L., Rains, D.W.

“…This study was conducted to determine whether diurnal fluctuations of nitrate reductase activity in two cotton species, Pima (Gossypium barbadense L.) and…”
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Evidence for substrate induction of a nitrate efflux system in barley roots by Aslam, M. (University of California, Davis, CA.), Travis, R.L, Rains, D.W

“…Induction of an NO3- efflux system in intact barley (Hordeum vulgare L.) roots was demonstrated. Since the measurement of NO3- efflux is dependent on its…”
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Nitrate uptake, efflux, and in vivo reduction by Pima and Acala cotton cultivars by Aslam, M. (Univ. of California, Davis, CA.), Nielson, K, Travis, R.L, Rains, D.W

“…Nutrient assimilation by seedlings is an early indicator of subsequent plant growth and development. This study was conducted to compare NO3- assimilation (net…”
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Determination of ammonium ion by fluorometry or spectrophotometry after on-line derivatization with o-phthalaldehyde by Goyal, Sham S, Rains, Donald W, Huffaker, Ray C

“…A fast, sensitive, simple, and highly reproducible method for routine assay of ammonium ion (NH4+) was developed by using HPLC equipment. The method is based…”
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Effect of root perturbation and excision on nitrate influx and efflux in barley (Hordeum vulgare) seedlings by Aslam, M, Travis, R L, Rains, D W, Huffaker, R C

“…The effects of perturbation and excision on net NO3- uptake, influx and efflux in roots of 8-day-old barley (Hordeum vulgare L.) seedlings induced with NO3- or…”
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Advances in salt tolerance by EPSTEIN, EMANUEL, RAINS, D.W.

“…Advances in and prospects for the development of salt tolerant crops are discussed. The genetic approach to the salinity problem is fairly new, but research…”
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Early effects of salinity on nitrate assimilation in barley seedlings by Aslam, M, Huffaker, R.C, Rains, D.W

“…The effect of NaCl and Na2SO4 salinity on NO3 - assimilation in young barley (Hordeum vulgare L. var Numar) seedlings was studied. The induction of the NO3 -…”
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Interactive effects of exogenous combined nitrogen and phosphorus on growth and nitrogen fixation by azolla by SAH, R. N., GOYAL, S. S., RAINS, D. W.

“…Effects of N source and media-N and P levels were examined on growth, N uptake, and N₂ fixation of Azolla pinnata with Anabaena azollae association (azolla) at…”
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Effects of light on NO3(-1) transport by Azolla pinnata by Sah, R.N, Goyal, S.S, Rains, D.W

“…Effects of light flux density (LFD) during growth and uptake assay on induction of NO3(-1) transport system and kinetics of NO3(-1) transport were studied…”
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Sodium Absorption by Barley Roots: Its Mediation by Mechanism 2 of Alkali Cation Transport by Rains, D. W., Epstein, Emanuel

“…When barley roots absorb Na+ at concentrations ranging from 1 to 50 mM, in the presence of low concentrations of Ca2+ and K+, absorption of Na+ is mediated by…”
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Kinetics and Energetics of Light-Enhanced Potassium Absorption by Corn Leaf Tissue by Rains, D. W.

“…The effect of illumination on the absorption of K+ by leaf tissue of Zea mays was investigated. The rate of K+ absorption was enhanced by exposure of slices of…”
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Lead Accumulation by Wild Oats ( Avena fatua ) in a Contaminated Area by RAINS, D. W

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Sodium Absorption by Barley Roots: Role of the Dual Mechanisms of Alkali Cation Transport by Rains, D. W., Epstein, Emanuel

“…Radioactively labeled Na+ absorbed by barley roots was sequestered in an intracellular compartment or compartments ("inner" spaces) in which it was only very…”
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Transport of Sodium in Plant Tissue by Rains, D. W., Epstein, Emanuel

“…Two mechanisms are implicated in the absorption of alkali cations by barley roots. Mechanism 1 has a high affinity for potassium, but its affinity for sodium…”
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Inhibition of Net Nitrate Uptake by Ammonium in Pima and Acala Cotton Roots by Aslam, Muhammad, Travis, Robert L., Rains, Donald W.

“…This study was conducted to determine whether the inhibition of net NO−3 uptake by NH+ 4 in cotton roots is due to inhibition of NO− 3 influx per se, and/or…”
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Influence of Calcium on Sodium and Potassium Absorption by Fresh and Aged Bean Stem Slices by Rains, D. W., Floyd, R. A.

“…The influence of Ca on the aging processes of bean stem (Phaseolus vulgaris) slices and on the absorption of K and Na by fresh and aged slices was…”
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