نتایج جستجو برای: farnesene

تعداد نتایج: 355  

2017
Chadi Berhal Caroline De Clerck Marie-Laure Fauconnier Carolina Levicek Antoine Boullis Amine Kaddes Haïssam M. Jijakli François Verheggen Sébastien Massart

Banana (Musa sp.) ranks fourth in term of worldwide fruit production, and has economical and nutritional key values. The Cavendish cultivars correspond to more than 90% of the production of dessert banana while cooking cultivars are widely consumed locally around the banana belt production area. Many plants, if not all, produce Volatile Organic Compounds (VOCs) as a means of communication with ...

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
m shekarchi food and drug control laboratories and food and drug laboratory research center, moh & me r naghshiband hassani department of horticultural sciences, faculty of agriculture, university of tabriz y mostofi department of horticultural sciences, college of agriculture and natural resources, university of tehran z zamani department of horticultural sciences, college of agriculture and natural resources, university of tehran m pirali hamedani department of research and development, food and drug control laboratories, moh & me, no. 31, imam khomeini street, tehran, iran tel: +989121307765 ; fax: +98-21-66404330

background: it was found that, climatic conditions and fruit ripeness are important factor for the occurrence and intensity of superficial scald. 1-mcp is an inhibitor of ethylene action in plants and inhibits many ripening related processes along with the production of ethylene and volatiles. objective: apples are often held for several months at low temperature either in air (ra) or in contro...

2017
Eva Laur Alexandre Welle Aurélien Vantomme Jean-Michel Brusson Jean-François Carpentier Evgueni Kirillov

The copolymerization of bio-renewable β-myrcene or β-farnesene with styrene was examined using an ansa-neodymocene catalyst, affording two series of copolymers with high styrene content and unprecedented syndioregularity of the polystyrene sequences. The incorporation of terpene in the copolymers ranged from 5.6 to 30.8 mol % (β-myrcene) and from 2.5 to 9.8 mol % (β-farnesene), respectively. NM...

2006
Bruce D. Whitaker Steven W. Pechous

Objectives: (1) Obtain a genomic clone of the apple α-FS gene including the promoter and ethylene response element(s); (2) Isolate and characterize the promoter region from the genomic clone of the apple peel HMG2 gene and determine whether expression of HMG2 is regulated by ethylene; (3) Evaluate the correlation of ethylene-induced transcription of genes encoding enzymes in the αfarnesene synt...

ژورنال: :فصلنامه علمی پژوهشی گیاهان دارویی 0
زهرا کاظمی زاده z kazemizadeh shahid beheshti university, evin, tehran, iran p.o.box: 19615-1171, tel: 00982122431943, fax: 00982122431938تهران، اوین، دانشگاه شهید بهشتی، جهاددانشگاهی واحد شهید بهشتی صندوق پستی: 1171 - 19615، تلفن: 22431943 (021)، نمابر: 22431938 (021) زهره حبیبی z habibi department of chemistry, faculty of science, shahid beheshti university, tehran, iranاستادیار، گروه شیمی، دانشکده علوم، دانشگاه شهید بهشتی ایوب مرادی a moradi research centre of agriculture & natural resources, gilan province, iranعضو هیأت علمی، مرکز تحقیقات کشاورزی و منابع طبیعی استان گیلان

مقدمه: جنس teucrium شامل بیش از 340 گونه در سراسر جهان است که در کشور ایران 12 گونه از این جنس رویش دارد و سه گونه از این تعداد بومی ایران هستند. گونه های مختلف teucrium در طب سنتی به عنوان گیاه دارویی استفاده می شود. تاکنون بر روی اجزای تشکیل دهنده اسانس گونه teucrium hyrcanicumمطالعه ای انجام نشده است. هدف: بررسی ترکیبات شیمیایی اسانس در دو جمعیت گونه مریم نخودی خزری جمع آوری شده از دو رویشگا...

2011
Zhengwen Yu Bochu Wang Fumei Yang Qianyun Sun Zhannan Yang Liancai Zhu

The chemical composition of the essential oils of flower at the pre-flowering, full-flowering and post-flowering stage of A. annua was analyzed by GC and GC/MS and sixty-two components were identified. The main compounds in the pre-flowering oil were β-myrcene (37.71%), 1, 8-cineole (16.11%) and camphor (14.97%). The full-flowering oil contained predominantly caryophyllene (19.4%), germacrene D...

Journal: :iranian journal of pharmaceutical research 0
sa tabatabai h naghdi-badi f ghadyani

the roots and rhizomes of tanacetum parthenium (l.) schulz. bip. (asteraceae), have been used in iranian traditional medicine under the name of aqhovan, as digestive and stomachic tonic. composition of the essential oil, which was obtained from the root of t. parthenium collected from karaj, was determined by gas chromatography, combined gc/ms and gc/ir. in total, 20 components (92% of essentia...

Journal: :Postharvest Biology and Technology 2021

To better understand the cold-induced regulation of scald-like disorders in pears and specific roles played by ethylene ?-farnesene, three pear cultivars with different patterns production chilling requirement were used this study. Fruit treated 1-MCP (ethylene inhibitor) Lovastatin (?-farnesene stored at -0.5 °C 90 % RH during 6 months. Changes targeted metabolites, enzymes genes monitored per...

Journal: :African Entomology 2022

Producers in the Western Cape province of South Africa are looking towards a push-pull strategy to reduce oviposition damage plums by western flower thrips (WFT). White clover, Trifolium repens L., favoured host plant WFT, was investigated as possible trap crop provide “pull” element. The attractiveness collected volatiles white clover flowers and unopened (balloon stage) open plum (Prunus sali...

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