The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915)Download PDF, EPUB, Kindle The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915)

• Author: Clarence John Humphrey
• Published Date: 10 Sep 2010
• Publisher: Kessinger Publishing
• Language: English
• Format: Hardback::46 pages
• ISBN10: 1169620590
• Publication City/Country: United States
• Dimension: 216x 280x 6mm::408g
Download: The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915)

Download PDF, EPUB, Kindle The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915). The cell membranes of three fungi were damaged citral acetal 1,2-propanediol, beta-ionone and irone. This indicated that, the wood preservation of Litsea cubeba oil was related with the damage of cell membranes of fungi. Key words: natural citral, natural citronellal, derivatives, wood fungi The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915) Clarence John Humphrey. 10 Sep 2010. The Toxicity to Fungi of Various Oils and Salts, Particularly Those Used in Wood Preservation (1915) Clarence John Humphrey. 10 Sep 2010. Hardback. US$25.55. Add to basket. 29% off. Chestnut wood, though, loses much of its durability when the tree is more than 50 years old, and despite the local chestnut's quick growth rate, the timber used for these two buildings is considerably larger than a 50-year-old chestnut's girth. Wood shipping pallets are usually burned or thrown out after use, but there is value beyond the original purpose. Reusing or repurposing materials that are otherwise discarded is appealing for many, and the salvaged wood from pallets can be used for many projects. One such job is a rustic wood Filed under: Wood - Preservation. Preservative treatment of poles. (Washington:Govt. Print. Off., 1911), William Herbert Kempfer (page images at HathiTrust) A Treatise on the Origin, Progress, Prevention, and Cure of Dry Rot in Timber: With remarks on the means of preserving wood from destruction sea worms, beetles, ants, etc., 3 and 4. The waters from plants rich in essential oil content had generally higher antifungal activity against these wood decay fungi. The waters from thyme, myrtle leaf, and lavender plants had especially high antifungal activity. Of those tested, thyme water had Results are in accordance with those performed in vitro. Salicylic acid and ascorbic acid were used to control damping-off; wilt and root rot diseases of several crops such as cowpea,sesame [8, 30], sesame and sunflower,onion,cotton,and sugar beet.Most of previous studies were done in vitro. The toxicity to fungi of various oils and salts, particularly those used in wood preservation / Pages; Table of Contents Show More. URL for Current Page Chemical constituents of the essential oils of three wood-rotting fungi. Authors. Fernando Campos Ziegenbein, 1 Lívia Pimenta, Maria Alves Ferreira, Marcio Pozzobon Pedroso, Vicente Paulo Campos, Wood-associated fungi produce volatile organic compounds toxic to root-knot nematode, Wood Preservation, official south carolina wood infestation report date: _ file #: _ this report is valid for.30 days. Only. This report.a guarantee or warranty against future infestation or damage. It is recommended the department of pesticide regulation that the structure, rather than the seller, obtain this wood infestation ADVERTISEMENTS: In this essay we will discuss about Fungi. After reading this essay you will learn about: 1. Meaning of Fungi 2. Occurrence of Fungi 3. General Characteristics 4. Classification 5. Reproduction 6. Para-Sexuality 7. Sexual Compatibility 8. Life Cycle Pattern 9. Mode of Nutrition 10. Economic Importance 11. Fructification 12. a) They must be toxic to fungi, pests and marine organisms. Creosote: The word creosote was first used to describe the oil produced from wood. Application of these chemicals gives long-lasting protection due to their natural insolubility in water First of all, the wood to be treated is machined to the required dimentions This paper reports the physico-chemical characteristics of the products derived from the thermolysis (thermolytic distillation) of waste silver fir (Abies alba Mill.) wood at different temperatures (400 - 600 ) in a pilot scale plant. Depending on the thermolysis temperature, the procedure yielded 45 - 53 wt% pyroligneous acid with a high water content (80 - 86 wt%) and pH 3.6. The organisms used consisted of a bacterium (BaciUus 8vl>tilis)j a yeast (Saccharomyces glutinis), and a species of PeniciUium. ^ This treatment, however, is usually considered insufficient to insure sterility. THE TOXICITY TO FUNGI OF VARIOUS OILS AND SALTS. 18 An effort was made to handle them in pm*e culture under sterile conditions. a specialized hyhal structure that serves as a stalk on which conidia are formed. The shape and arrangement of the conidiophores and the conidia are gneerally characteristic of a genus. The suffic phore measn carrying and is added to the word that denotes what it is carrying so a conidiophore is bearing conidia and sporangiophores bear sporangia. Wood decay fungi and some species of termites are important and potent wood-destroying organisms attacking various components of the wood (Istek et al, 2005; Gonçalves and Oliveira 2006). The largest group of fungi that degrades wood is the basidiomycetes and is divided into: white-rot, brown- rot and soft-rot fungi (Anke et al, 2006). "The Toxicity to Fungi of Various Oils and Salts, particularly those used in Wood Preservation." U.S.A. Dept. Of Agriculture, Bureau of Plant Industry, Bull. 227, 1915. T Howe, G. H., " Efeect of Various Dressings on Pruning "Wounds of Fruit Trees," New York Agrio. Getting the dose response wrong: why hormesis became marginalized and the threshold model accepted Fleming RM (1915) The toxicity to fungi of various oils and salts, particularly those used in wood preservation. US (1943) Effects of extracts of western red-cedar heartwood on certain wood-decaying fungi in culture. Phytopathology 33 Antifungal Activities and Chemical Composition of Wood and Leaf Essential Oils from Cunninghamia konishii O. Vulgare was the most toxic to the wood-rot fungi, with the IC50 values against T The toxicity to fungi of various oils and salts, particularly those used in wood preservation / View Metadata : Humphrey, C. J. (Clarence John), - Fleming, Ruth Mary Bates, A method for treatment of wood, where the wood is impregnated with a wood preservative composition consisting essentially of an aqueous solution of ammonium salt of lignin and ammonia complexes of certain metal cations such as Cu(NH 3 ) 4 +,Zn(NH 3 ) 4 +,and Hg(NH 3 ) 2 lignin is selected from the group consisting of alkali lignin, organosolv lignin, partially desulfonated MICROBIOLOGY LECTURE. MICROORGANISMS. These are organisms that are too small to be seen with the unaided eye. A layperson calls them germs,which is a word that is derived from germinate,and refers to a rapidly growing cell. Normal microbiota: microorganisms that are normally found on or in the body and do not cause disease. Study of the Chemical Composition of Essential Oils Gas C hromatography 309 organic solvent extraction or straight distilla tion as water steam has a lower cost compared to organic solvents. Also, it avoids oil heating or the use of sophisticated equipment. THE TOXICITY TO FUNGI OF VARIOUS OILS AND SALTS, PARTICULARLY THOSE USED IN WOOD PRESERVATION C. J. HUMPHREY, Assistant Pathologist, and RUTH M. FLEMING, Scientific Assistant, Office of Investigations in Forest Pathology CONTENTS Introduction 1 Historical 2 Tests Conducted at the Forest-Products Laboratory 14 Page Toxicity to Fungi of the Mo HUM: used engine oil, HNM: New engine oil, G: diesel fuel 4.2. Influence of Wood Species on the used Engine Oil Drying Time In order to understand and compare the drying mechanism we applied used engine oil on the kambla and the limba. The results in figure 11 show that the quantity of used engine oil The toxicity to fungi of various oils and salts, particularly those used in wood preservation (1915) (14594799829).jpg 2,096 2,972; 1.38 MB. The toxicity to fungi of various oils and salts, particularly those used in wood preservation (1915) (14781471295).jpg 2,104 2,928; 1.31 MB. I used to get so depressed about the environment. But I feel much better since I joined my Environmental Grief Counseling Group, which is a wonderful New Age approach to gaining the personal serenity you need in a world of melting ice caps, shrinking rain forests, and toxic lakes. new species and varieties of fungi. He was primarily interested in the Agaricaceae, but he also described ne~v species in many other families. Peck provided arl index for 2485 new7species and varieties described him from 1869 to 1908. In his subsequellt publications from 1909 to 1915 he described an additional 249 species and varieties. A Non-Toxic Approach to Wood Preservation 115 A fungal cellar was set up using unsterile soil that contained white-, brown-and soft-rot fungi and tunneling bacteria [Nilsson et at. 1988]. Particleboards made using control and acetylated particles, at various levels of bonded The toxicity to fungi of various oils and salts, particularly those used in wood preservation / 1882-1970 C. J. (Clarence John) Humphrey and 1882- Ruth Mary Bates Fleming Abstract He also studied pectins of various origins, and isolated pure sugars after chemical hydrolysis of straw, wood and cotton; likewise, he isolated trehalose from edible fungi, and refined beet sugar to a white and crystalline substance. Among various biographies, those Labrude and Becq (2003) and Prévost and D Amat (1956) deserve mention. Wood that has lost only 3% of its weight because of decay will frequently exhibit a 50% loss in strength measured as toughness (Kennedy, 1958, Richards and Chidester, 1940). Many types of microorganisms deteriorate wood, but the greatest damage is caused fungi. The most important wood-degrading fungi are white- and brown-rot fungi.

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