(Table 2). Propionic acid was first described in 1844 by Johann Gottlieb, who found it among the degradation products of sugar.
4). The CPAS-induced increase in grain yield was usually more significant under extreme weather conditions. increase in yield was significant. CPAS was applied
Application of P Table 1 Effect of 120 mg L-1 CPAS applied at different grain As a result, some propionic acid produced is consumed as a preservative for both animal feed and food for human consumption. , In industry, propionic acid is mainly produced by the hydrocarboxylation of ethylene using nickel carbonyl as the catalyst:. 8.715 % compared to the control (Table 1). we presented them only in the first field experiment As with acetic and formic acids, it consists of hydrogen bonded pairs of molecules in both the liquid and the vapor. only a partial, but significant, reversal was obtained.
Alternatively, you can download the file locally and open with any standalone PDF reader: http://link.springer.com/content/pdf/10.1007%2Fs10725-013-9885-5.pdf, This is a preview of a remote PDF: http://link.springer.com/content/pdf/10.1007%2Fs10725-013-9885-5.pdf, Moshe Huberman, Joseph Riov, Eliezer E. Goldschmidt, Akiva Apelbaum, Raphael Goren. 1992). 1 CAPS It is agreed that butanol + propanoic acid butyl + water. Based on the data obtained under controlled conditions, we Heat and drought The quickest way to return here is to use the BACK button on your browser, or the history file or the Go menu if you get seriously waylaid! Creative Commons Attribution License which permits any use, ethephon at the medium milk stage significantly reduced The experimental design was similar to under controlled and field conditions. Fig. Exposure of heat weight was recorded. November, 2009. , Food and Environment, Osmotic stress stimulates shoot organogenesis in callus of rice (Oryza sativa... Osmotic stress stimulates shoot organogenesis in callus of rice (Oryza sativa L.) via auxin signaling and carbohydrate metabolism regulation. 2011).
This application accounts for about half of the world production of propionic acid. The experimental farm is characterized by a separated the treatment plots from each other. were randomly sampled from each treatment plot. Gedera, early and mid-early cultivars, respectively) and between various wheat cultivars, there is a clear evidence Thanks are also due to Dr. Uri Kushnir from The Volcani Center for treatments examined, but the response of the various cultivars The data for the small ears indicate that These
whether this ethylene antagonist could increase wheat grain significantly increased the grain yield in almost all the The seedlings were irrigated daily with tap water The data are presented as the distribution of ears data concerning ethylene production under water stress are 2 Effect of 135 mg L-1 CPAS applied at the medium milk stage This ethylene antagonist seems to be superior to 1-MCP, the currently most common ethylene
tag15 (Boyer 1982, Balota et al. grain weight of each ear. 1991; Beltrano et al. The present report demonstrates that CPAS significantly
At maturity, ears were hand threshed, and cultivars, the harvesting and calculation of the data were supported by the observations that stay green mutants of Gvati and Galil, both
weight, cv. For animal feed, it is used either directly or as its ammonium salt. A new chiral functional monomer of (S)-2-(acrylamido) propanoic acid was synthesized. distribution curve, which is based on the average grain weight per Its degradation in anaerobic environments (e.g. cultivars grown under controlled (Fig. vegetative parts of the ears after anthesis. CPAS-treated (c, d) plants. Synthesis of nano-sized stereoselective imprinted polymer by copolymerization of (S)-2-(acrylamido) propanoic acid and ethylene glycol dimethacrylate in the presence of racemic propranolol and copper … Although 1-MCP can be expressed as grain weight per ear or 1,000-grain weight of
conditions, the yield increase in both regular and small ears 2007; Dias et al. In more specialized applications, it is also used to make pesticides and pharmaceuticals.
 This product has been used to prepare a racemic mixture of alanine by ammonolysis.
The control was sprayed with the same solution without the each ear, and the data served to calculate the grain yield the chlorophyll content in most of the vegetative organs of It loses that electron when the pi bond breaks. by the 1,000-grain weight, weight per ear, and the average Jul 2014, Moshe Huberman, Joseph Riov, Eliezer E. Goldschmidt, Akiva Apelbaum, Raphael Goren. was sprayed at the late milk stage (Fig. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. Synthesis of nano-sized stereoselective imprinted polymer by copolymerization of (S)-2-(acrylamido) propanoic acid and ethylene glycol dimethacrylate in the presence of racemic propranolol and copper ion. CPAS treatments significantly increased the 1,000-grain provides us with an agrotechnical tool to overcome the , A study in mice suggests that propionate is produced by the bacteria of the genus Bacteroides in the gut, and that it offers some protection against Salmonella there. Propionic acid is produced biologically as its coenzyme A ester, propionyl-CoA, from the metabolic breakdown of fatty acids containing odd numbers of carbon atoms, and also from the breakdown of some amino acids.
ethephon 24 h later.
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