Search Results - "Sicher, R. C"

Alterations in the production and concentration of selected alkaloids as a function of rising atmospheric carbon dioxide and air temperature: implications for ethno-pharmacology by Ziska, L.H, Emche, S.D, Johnson, E.L, George, K, Reed, D.R, Sicher, R.C

“…The influence of recent and projected changes in atmospheric carbon dioxide concentration [CO2] with and without concurrent increases in air temperature was…”
Get full text

Rising Atmospheric Carbon Dioxide and Potential Impacts on the Growth and Toxicity of Poison Ivy (Toxicodendron Radicans) by Ziska, L. H, Sicher, R. C, George, K, Mohan, J. E

“…Because of its ability to induce contact dermatitis, the establishment and spread of poison ivy is recognized as a significant public health concern. In the…”
Get full text

The beneficial endophyte Trichoderma hamatum isolate DIS 219b promotes growth and delays the onset of the drought response in Theobroma cacao by Bae, Hanhong, Sicher, Richard C., Kim, Moon S., Kim, Soo-Hyung, Strem, Mary D., Melnick, Rachel L., Bailey, Bryan A.

“…Theobroma cacao (cacao) is cultivated in tropical climates and is exposed to drought stress. The impact of the endophytic fungus Trichoderma hamatum isolate…”
Get full text

Iron Sources Effects on Growth, Physiological Parameters and Nutrition of Cacao by Baligar, V. C, Sicher, R. C, Elson, M. K, He, Z, Fageria, N. K, De Souza Junior, J. O, Almeida, A.-A, Ahnert, D

“…Productivity and sustainability of cacao (Theobroma cacao L.) in tropical soils are affected by levels of iron. Information is lacking on the cacao response to…”
Get full text

Growth habit and sugar accumulation in sugarbeet (Beta vulgaris L.) transformed with a cytokinin biosynthesis gene by IVIC, S. D, SICHER, R. C, SMIGOCKI, A. C

“…Expression of a bacterial cytokinin biosynthesis gene fused to a patatin gene promoter was studied in sugarbeet (Beta vulgaris L.). Two independent…”
Get full text

Fructose 1,6-bisphosphate aldolase activity in leaves of a rice mutant selected for enhanced lysine by Schaeffer, Gideon W., Sharpe, Frank T., Sicher, Richard C.

“…Unknown proteins isolated from mutant tissues of rice ( Oryza sativa L.) recovered from inhibitor selections were subsequently peptide microsequenced. Database…”
Get full text

Photosynthetic acclimation to elevated CO2 occurs in transformed tobacco with decreased ribulose-1,5-bisphosphate carboxylase/oxygenase content by Sicher, Richard C., Diane F. Kremer, Rodermel, Steven R.

“…Inhibition of net carbon assimilation rates during growth at elevated CO2 was studied in transgenic tobacco (Nicotiana tabacum L.) plants containing zero to…”
Get full text

Adjustments of net photosynthesis in Solanum tuberosum in response to reciprocal changes in ambient and elevated growth CO2 partial pressures by Sicher, R.C. (USDA, Beltsville, MD (USA)), Bunce, J.A

“…Single leaf photosynthetic rates and various leaf components of potato (Solanum tuberosum L.) were studied 1–3 days after reciprocally transferring plants…”
Get full text

Evidence for a light dependent increase of phosphoglucomutase activity in isolated, intact spinach chloroplasts by Sicher, R.C

“…Phosphoglucomutase (PGM) activity was measured in spinach (Spinacia oleracea L.) chloroplasts. Initial enzyme activity in a chloroplast lysate was 5 to 10% of…”
Get full text

Diurnal carbohydrate metabolism of barley primary leaves by Sicher, R.C, Kremer, D.F, Harris, W.G

“…The carbohydrate content of barley (Hordeum vulgare L.) leaves was measured over a 24-hour cycle. Nonstructural carbohydrate accumulation was linear after the…”
Get full text

Changes of sucrose-phosphate synthase activity in barley primary leaves during light/dark transitions by Sicher, R.C, Kremer, D.F

“…The activity of sucrose-phosphate synthase (SPS) in 9-day-old barley (Hordeum vulgare L.) primary leaves was measured over a 24-hour period. Extractable enzyme…”
Get full text

Responses of nitrogen metabolism in N-sufficient barley primary leaves to plant growth in elevated atmospheric carbon dioxide by Sicher, R C

“…Effects of atmospheric carbon dioxide enrichment on nitrogen metabolism were studied in barley primary leaves (Hordeum vulgare L. cv. Brant). Seedlings were…”
Get full text

Possible control of maize leaf sucrose-phosphate synthase activity by light modulation by Sicher, R.C, Dremer, D.F

“…Sucrose phosphate synthase (SPS) activity was measured in extracts of maize (Zea mays L.) and soybean (Glycine max L. [Merr.]) leaves over a single day/night…”
Get full text

Daily Irradiance and Feedback Inhibition of Photosynthesis at Elevated Carbon Dioxide Concentration in Brassica oleracea by Bunce, J.A., Sicher, R.C.

Get full text

Control of photosynthetic sucrose synthesis in barley primary leaves: role of fructose 2,6-bisphosphate by Sicher, Richard C., Diane F. Kremer, Harris, William G.

“…Levels of fructose 2,6-bisphosphate (F2,6BP) and related metabolites were measured in 8- or 9-day-old barley (Hordeum vulgare L.) primary leaves throughout a…”
Get full text

Characteristics of light-dependent inorganic carbon uptake by isolated spinach chloroplasts [Spinacia oleracea] by Sicher, Richard C.

“…The light-dependent accumulation of radioactively labeled inorganic carbon in isolated spinach (Spinacia oleracea L.) chloroplasts was determined by silicone…”
Get full text

Yellowing and photosynthetic decline of barley primary leaves in response to atmospheric CO2 enrichment by Sicher, R.C. (USDA, Beltsville, MD (USA))

“…The photosynthetic response of barley (Hordeum vulgare L. cv. Brant) primary leaves was studied as a function of chlorosis induced by CO2 enrichment. Leaf…”
Get full text

A comparative analysis of fructose 2,6-bisphosphate levels and photosynthate partitioning in the leaves of some agronomically important crop species by Sicher, R.C, Baysdorfer, C, Kremer, D.F

“…Starch, sucrose, and fructose 2,6-bisphosphate (F2,6BP) levels were measured in pea (Pisum sativum L.), maize (Zea mays L.), onion (Allium cepa L.) and soybean…”
Get full text

Relationship between fructose 2,6-bisphosphate and carbohydrate metabolism in darkened barley primary leaves by Baysdorfer, C, Sicher, R.C, Kremer, D.F

“…Initial dark fructose 2,6-bisphosphate levels in 10-day-old barley (Hordeum vulgare L.) leaves increased when the photosynthetic period was lengthened, when…”
Get full text

Water Stress and Day-To-Day Variation in Apparent Photosynthetic Acclimation of Field-Grown Soybeans to Elevated Carbon Dioxide Concentration by Bunce, J.A., Sicher, R.C.

Get full text