نتایج جستجو برای: t hamatum
تعداد نتایج: 703174 فیلتر نتایج به سال:
نمونه برداری از مزارع برنج در مناطق مختلف استان مازندران انجام شد. نمونه های خاک و اندامهای هوایی برنج به آزمایشگاه منتقل گردید و جدایه های trichodermaبا استفاده از محیط کشت انتخابی rbsf از آنها جداسازی شدند. 202 جدایه به روش تک اسپور خالص سازی و dna ژنومی آنها با استفاده از کیت استخراج شد. برای شناسایی جدایه های مذکور، صفات مورفولوژیکی و نیز صفات ملکولی آنها مورد بررسی قرار گرفتند. صفات مورف...
Some 350 Trichoderma isolates were obtained from soil samples collected from different parts of Iran. Cultures were purified on 2% water agar by hyphal tip method prior to identification. Obtained isolates were identified using morphological features including colony characters (pigmentation and growth rate on PDA) and microscopic characters such as shape of conidiophores, shape and size of con...
Ink disease is a devastating of chestnut (Castanea sativa) worldwide, caused by Phytophthora species. The only management measures this are chemical and agronomic interventions. This work focuses on the evaluation in vitro antagonistic capacity 20 isolates Trichoderma spp. selected diseased orchard Tuscan Apennines (San Godenzo, Italy) for biocontrol xcambivora. Each isolate was tested to inves...
Contamination of medicinal plant mass with mycobiots is one of the negative factors deteriorating the quality of raw material. In order to evaluate the impact of the yield processing technologies upon the changes of mycobiots in raw material, the mycobiotic conditions of herb hyssop (Hyssopus officinalis L.) raw material were evaluated under various regimes of active ventilation and optimizatio...
We studied the relationships between assemblages of soil microfungi and plant communities in the southern boreal mixed-wood forests of Quebec. Sampling took place in 18,100 m2 plots from an existing research site. Plots were separated into three categories based on dominant overstory tree species: (i) trembling aspen, (ii) white birch and (iii) a mixture of white spruce and balsam fir. Within e...
samples were collected from soil and as well from phyllosphere of rice plant and subjected to dilution plate technique on rbsf trichoderma selective medium. a total of 202 trichoderma isolates were obtained from rice fields at different geographical locations distributed all over mazandaran province. single spore isolates were obtained and genomic dna extracted from all the isolates using dna e...
بهمنظور بررسی اثرات کاربرد توأم کمپوست زباله شهری و گونههای مفید قارچ تریکودرما بر خصوصیات سبزشدن گیاهچه، رشد و جذب برخی عناصر کممصرف در گیاه شاهی آزمایشی بهصورت فاکتوریل در قالب طرح بلوکـهای کامل تصادفی در 3 تکرار به صورت گلدانی اجرا گردید. تیمارها شامل 3 سطح از کمپوست زباله شهری (15، 30 و 45 تن در هکتار بهصورت جداگانه و غنیشده با 50 درصد کود شیمیایی)، کود شیمیایی (100 کیلوگرم در هکتار...
Fusarium genus is a wide host phytopathogen causing significant losses in multiple crops, including hops. There limited information on the sustainable management of spp. hop fields. Trichoderma an endophytic fungus used agriculture as biological control agent (BCA) and plant growth promoter. It has been to antagonize other crops. The objective current study was identify indigenous field isolate...
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