Pensiamo che vi sia piaciuta questa presentazione. Per scaricarla, consigliatela, per favore ai vostri amici su un qualsiasi social network. Pubblicato Claudia Corradini Modificato 4 anni fa. I digrammi TTT temperatura-tempo-trasformazione o Curve di Bain descrivono le trasformazioni isoterme.
|Published (Last):||11 May 2013|
|PDF File Size:||3.15 Mb|
|ePub File Size:||14.37 Mb|
|Price:||Free* [*Free Regsitration Required]|
The following production phases were induced by the same method after varying periods of inactivity for the logs: In the final fruting of the experimental production on logs, mushroom samples from all treatments were submitted to a Weende-scheme chemical analysis.
In addition to sanitary problems in Xhiitake cultivation, the eucalyptus, when cultivated in low-fertility soil, can produce a wood that is poor in nutrients, important for the development of Shiitake. Interdisciplinary Science Reviewsshiihake. Learn more or change your settings. Log in Join Recently viewed Bookings Inbox. This was determined with a hydrostatic balance ABNT,to measure samples of 50 logs of virgin wood non-degraded wood was used to evaluate the initial basic density, Dbi, in t m A new look and cultivated mushrooms.
Reviewed 2 November Nutritional aspects on fruit-body development in replacement culture of Lentinus edodes Berk. All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License.
For mycelial growth, parametric analysis of variance was run using F-test, with data from the fifth day after inoculation. By continuing, you consent to our cookies. In the present work, until the third fruiting these periods cultiivo less shoitake 60 days, since reduction of the periods among production phases as a function of mineral supplementation was expected.
This shiitqke of optimism, resulting shiigake the lack of scientific background and from the extrapolation of data obtained in other countries using other types of wood, has included the generalization that cultivation of Shiitake on logs is low cost and has a rapid financial return.
Taxes, fees not included for deals content. Report of the Tottori Mycological Institutev. Revista de Biologia Tropicalv. Late production may have been due to the scarcity of nutrients in the logs treatment without mineral supplemenationassociated with the time needed for mineral supplementation to be effective. Another important aspect is the number of eucalyptus cuts, since the older the cut, the poorer the wood, due to soil exhaustion in the course of conducting the forest Barros, On the other hand, there are frequent producer complaints xhiitake low and inconsistent yields which have caused many of them to abandon their activities or find alternative cultivation on heat-treated particulate substrates such as axenic media.
This was cultlvo in the present work, in which greater production occurred only in the fourth fruting, days after inoculation of the logs. This reinforces the hypothesis of late production, obtained in the present work, possibly due to the low nutrition level of the seventh cutting of eucalyptus cultivated on non-fertilized soil. With the wet volume of the logs, the mass of the initial shiitke log Mtsi kg was calculated as: The extract was obtained from this dust by infusion in mL of boiling water for 30 minutes followed by filtration through cotton fabric resulting mL of extract.
For this procedure, together with the induction of mineral d, the nutrients were dissolved in water and added to the immersion tank. Interactions of mineral supplementation two rates and a control treatment were evaluated for three lines of the Shiitake mushroom and, after six months of incubation, fruitification was stimulated artificially in immersion tanks of contents supplemented with minerals.
The first part of the route begins at the Fungiturismo Center where visitors will learn the secrets of the Kingdom Fungi through interactive activities and mushrooms tasted the garlic cultiivo with wine DO Rioja. However, the species of eucalyptus that was cultivated, the soil or the fertilizer used for eucalyptus forest are often unknown.
The objective of this research was to evaluate mineral-supplementation interactions for the cultivation of the edible mushroom Shiitake, aiming to attenuate nutritional problems of eucalyptus wood, which has an impact shiiitake the yield of this mushroom.
Services on Demand Journal. This long period is mainly due to the wood substrate logs from the seventh cuttingnutritionally poor for Shiitake, but satisfactory for competitors.
The art and science of mushroom cultivation. Mineral fertilization increases the productivity provided that the logs are well colonized by Shiitake mushrooms. The results from the experiment to evaluate radial growth of Shiitake ratified this hypothesis since under axenic laboratory xhiitake, all lines responded to mineral supplementation at two concentrations, 0.
We also use third-party cookies that help us analyze and understand how you use this website. These cookies will be stored in your browser only with your consent. You also have the option to opt-out of these cookies. But opting out of some of these cookies may have an effect on your browsing experience. Necessary cookies are absolutely essential for the website to function properly.
Curva di Bain
Le curve di Bain , altrimenti dette curve di trasformazione isoterma o curve TTT dall'inglese Time Temperature Transformation , sono curve sperimentali che permettono di identificare i costituenti microstrutturali dell' acciaio ottenuti al termine di un determinato processo di raffreddamento variabile nel tempo. Le curve TTT riportano l'inizio, la fine e talvolta anche l'avanzamento percentuale delle transizioni di fase che avvengono in un acciaio sottoraffreddato di specifica composizione durante una fase isoterma di sufficiente durata, partendo dallo stesso acciaio completamente austenitizzato al di sopra dei suoi punti critici. Oltre alle curve di trasformazione, i diagrammi TTT riportano normalmente anche una o due temperature critiche di equilibrio determinate precisamente dalla sola composizione dell'acciaio e, a volte, dati relativi alla percentuale di volume trasformato in corrispondenza delle curve di fine trasformazione o alla durezza dell'acciaio ottenuto a fine processo. Un ragionamento analogo vale anche per la curva verde al di sotto della rientranza delle due curve naso perlitico  secondo cui si ottiene bainite al posto della perlite questo preciso trattamento viene detto tempra bainitica o austempering .
ESPECTROSCOPIA DE MOSSBAUER PDF
Hyperfine Interactions,pp. A In such cases the isomer shift is given by the average of all lines. For fitting 4, the two sextuplets have similar values of magnetic field, which do not allow a clear identification of any iron compounds, and may be explained by a distribution of magnetic field, espectroscpia it can be drawn from the by a broad-line spectrum. In all cases the sextuplet are fitted with different sets of hyperfine parameters. The statistical quality of the spectra depends mainly on the activity of the source, on the acquisition time used and on the ratio of 57 Fe isotopic mass to the total mass of the mozsbauer.