During a mycological survey of soil from Drass Valley(3200 msl),more than 40 filamentous fungal isolates belonging to different genera were recovered.Among the recovered isolates,penicilli were found to be the dominan...During a mycological survey of soil from Drass Valley(3200 msl),more than 40 filamentous fungal isolates belonging to different genera were recovered.Among the recovered isolates,penicilli were found to be the dominant genus and were represented by thirteen species viz.,Penicillium adametzi,P.bilaiae,P.citrinum,P.herquei,P.implicatum,P.italicum,P.miczynskii,P.resedanum,P.restrictum,P.roseopurpureum,P.sclerotiorum,P.verrucosum and P.vinaceum.Of these,at least 8 Penicillium species were found to be monoverticillate,3 biverticillate and 2 were terverticillate.Soils of mountains represent environments that prove challenging for the diverse living entities including the microfungi.Since,Drass is the coldest place in India,it is probable that due to extreme and stress conditions that prevail almost throughout the year,these monoverticillate Penicillium species have adapted and evolved over the years as the simplest reproductive structures that can be produced at low metabolic costs.展开更多
A psychrotolerant hyphomycete Chalastospora gossypii was recovered from cold arid soil of Zanskar valley(3,500 msl),which is the most isolated region located in the trans-Himalayas that presents extreme environmental ...A psychrotolerant hyphomycete Chalastospora gossypii was recovered from cold arid soil of Zanskar valley(3,500 msl),which is the most isolated region located in the trans-Himalayas that presents extreme environmental challenges for biotic system including microfungi.Complete description and illustration of the fungus based on morphology and rRNA gene sequences in ITS regions are provided.The report represents a new record in Indian sub-continent and reflects the ability of the reported fungus to thrive in extreme habitats of Indian sub-continent thus representing a new addition to cold desert as well as Indian mycoflora.展开更多
文摘During a mycological survey of soil from Drass Valley(3200 msl),more than 40 filamentous fungal isolates belonging to different genera were recovered.Among the recovered isolates,penicilli were found to be the dominant genus and were represented by thirteen species viz.,Penicillium adametzi,P.bilaiae,P.citrinum,P.herquei,P.implicatum,P.italicum,P.miczynskii,P.resedanum,P.restrictum,P.roseopurpureum,P.sclerotiorum,P.verrucosum and P.vinaceum.Of these,at least 8 Penicillium species were found to be monoverticillate,3 biverticillate and 2 were terverticillate.Soils of mountains represent environments that prove challenging for the diverse living entities including the microfungi.Since,Drass is the coldest place in India,it is probable that due to extreme and stress conditions that prevail almost throughout the year,these monoverticillate Penicillium species have adapted and evolved over the years as the simplest reproductive structures that can be produced at low metabolic costs.
文摘A psychrotolerant hyphomycete Chalastospora gossypii was recovered from cold arid soil of Zanskar valley(3,500 msl),which is the most isolated region located in the trans-Himalayas that presents extreme environmental challenges for biotic system including microfungi.Complete description and illustration of the fungus based on morphology and rRNA gene sequences in ITS regions are provided.The report represents a new record in Indian sub-continent and reflects the ability of the reported fungus to thrive in extreme habitats of Indian sub-continent thus representing a new addition to cold desert as well as Indian mycoflora.
