منابع مشابه
Ceratocystis tiliae sp. nov., a wound pathogen on Tilia americana.
Species in the North American clade (NAC) of the Ceratocystis fimbriata complex are mostly weak pathogens that infect native tree hosts through fresh wounds. Isolations from discolored tissue of wounded Tilia americana (basswood) in Iowa and Nebraska yielded a Ceratocystis species that was similar to but distinct from isolates of C. variospora from other hosts. Sequences of 28S rDNA showed that...
متن کاملThe Future of Large Old Trees in Urban Landscapes
Large old trees are disproportionate providers of structural elements (e.g. hollows, coarse woody debris), which are crucial habitat resources for many species. The decline of large old trees in modified landscapes is of global conservation concern. Once large old trees are removed, they are difficult to replace in the short term due to typically prolonged time periods needed for trees to matur...
متن کاملFuture Studies Urban bubble in Tehran metropolitan
Urbanization bubble is a new concept in urban planning issues for examining sustainability at various levels of social, economic, environmental, and management. So far, no common definition provided for urbanization bubble that indicate a lack of research in this field. This research aimed at assessing futures studies of urbanization bubble in Tehran metropolitan with focus on scenario plann...
متن کاملMitosis in Tilia americana endosperm
The endosperm cells of the American basswood Tilia americana are favorable experimental material for investigating the birefringence of living plant spindles and anaphase movement of chromosomes. The behavior of the chromosomes in anaphase and the formation of the phragmoplast are unique. The numerous (3 n equals 123), small chromosomes move in precise, parallel rows until midanaphase when they...
متن کاملDo linden trees kill bees? Reviewing the causes of bee deaths on silver linden (Tilia tomentosa).
For decades, linden trees (basswoods or lime trees), and particularly silver linden (Tilia tomentosa), have been linked to mass bee deaths. This phenomenon is often attributed to the purported occurrence of the carbohydrate mannose, which is toxic to bees, in Tilia nectar. In this review, however, we conclude that from existing literature there is no experimental evidence for toxicity to bees i...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Notulae Botanicae Horti Agrobotanici Cluj-Napoca
سال: 2015
ISSN: 1842-4309,0255-965X
DOI: 10.15835/nbha.43.1.9794