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Effects of Molybdenum, Nickel, and Nitrogen Sources on the Mineral Nutrition and Growth of Rice Plants
(TAYLOR & FRANCIS INC, 2009)
Upland rice plants, cultivar `IAC 202,` were grown in nutrient solution until full tillering. Treatments consisted of ammonium nitrate (AN) or urea (UR) as nitrogen (N) source plus molybdenum (Mo) and/or nickel (Ni): AN + ...
Soil nitrogen recovery and seasonal changes of xylem sap amino acids of Amazonian tree species following pasture abandonment
(2019-06-15)
We conducted this study to understand the dynamics of revegetation by examining the levels of mineral nitrogen (NO3− and NH4+) in soil and the capacity of nitrogen use by the principal species growing in secondary forest ...
Efeito simultâneo da deficiência hídrica e do alumínio tóxico no solo na cultivar IAC91-5155 de cana-de-açúcar
(Universidade Estadual de Londrina (UEL), 2012-01-01)
Sugarcane is a very important economic crop in Brazil. The effects of abiotic stresses cause negative reduction of the productivity in the sugarcane industry. In order to identify indicators of stresses tolerance, two ...
Correlation between citric acid and nitrate metabolisms during CAM cycle in the atmospheric bromeliad Tillandsia pohliana
(ELSEVIER GMBH, URBAN & FISCHER VERLAG, 2010)
Crassulacean acid metabolism (CAM) confers crucial adaptations for plants living under frequent environmental stresses. A wide metabolic plasticity can be found among CAM species regarding the type of storage carbohydrate, ...
Nitrogen use strategies of neotropical rainforest trees in threatened Atlantic Forest
(Blackwell Publishing LtdOxfordInglaterra, 2003)
Xylella fastidiosa disturbs nitrogen metabolism and causes a stress response in sweet orange Citrus sinensis cv. Pera
(Oxford Univ PressOxfordInglaterra, 2007)
Nitrate uptake and metabolism by roots of soybean plants under oxygen deficiency.Absorção e metabolismo do nitrato em raízes de soja sob deficiência de oxigênio.
(Brazilian Journal of Plant Physiology, 2009)
Ensaio in vitro da enzima nitrato redutase e efeito da disponibilidade de nitrato e fosfato em variantes pigmentares de Hypnea musciformis (Wulfen) J. V. Lamour. (Gigartinales, Rhodophyta)
(Sociedade Botânica de São Paulo, 2009)
A enzima nitrato redutase (NR) catalisa a redução do nitrato a nitrito e controla a taxa de assimilação do nitrato. O ensaio in vitro da nitrato redutase foi otimizado para a linhagem selvagem (marrom, MA) e para a linhagem ...
Direct determination of molybdenum in polyvitaminic tablets by voltammetry in non-aqueous media.
(Soc Brasileira QuimicaSao PauloBrasil, 2006)