نتایج جستجو برای: broom
تعداد نتایج: 974 فیلتر نتایج به سال:
Successful control of invasive exotic plants depends to a large degree on the regeneration potential of the target exotic species and other species that might also be influenced by the removal effort. In coastal grasslands of California, exotic French broom ( Genista monspessulana ) forms both dense stands aboveground and abundant seed banks belowground. Land managers attempt to reduce broom co...
We investigated age and size class structures of Scotch broom stands, and the effects of invasion on the native plant community, in the high-altitude grasslands of the Nilgiris, South India. Girth, height and age of broom stems were recorded. Native vegetation cover was assessed under broom and in the surrounding grasslands. Age was positively correlated with girth and height of broom. Middle-a...
in 2010- 2012 surveys, witches'- boom disease of tomato was observed in borazjan area (bushehr province, iran). agent of the disease was transmitted from tomato to tomato and eggplant by grafting and to madagascar periwinkle via dodder inoculation, inducing phytoplasma-type symptoms in inoculated plants. presence of phytoplasma in naturally affected tomatoes and all symptomatic graft and dodder...
marten using a broom rust in Engelmann spruce as a resting site Figure 29-Brooms caused by spruce broom rust are most conspicuous durmg the summer when yellow-brown spores are present. Figure 28Spruce broom rust on Engelmann spruce.
DNA of 10 lines of rice yellow dwarf (RYD) mycoplasmalike organisms (MLOs) from Japan, the Phillippines, and Thailand hybridized with four probes containing chromosomal and six probes containing extrachromosomal DNA of a Tochigi (Japan) line of RYD MLO. One chromosomal probe (RYD9) and all six extrachromosomal probes hybridized with various other MLOs (sugarcane white leaf, onion yellows, ciner...
In order to explore the optimal decolorization technology of paulownia wood suitable for middle and small Enterprises to obtain its high added values, the chemical processing method was used to solve the difficult problem of paulownia wood decolorization. The results showed that: 1) temperature, pressure, time and treatment solution concentration all had significant effects on the decolorizatio...
BACKGROUND: We have previously shown that use of an EC brush device in combination with the Rovers Cervex-Brush (SurePath broom) offered no significant improvement in EC recovery. Here we determine if use of additional collection devices enhance the diagnostic utility of the SurePath Pap for gynecologic cytology. METHODS: After informed consent, 37 women ages 18-56 receiving their routine cervi...
DNA was isolated from clover proliferation (CP) mycoplasmalike organism (MLO)-diseased periwinkle plants (Catharanthus roseus (L.) G. Don.) and cloned into pSP6 plasmid vectors. CP MLO-specific recombinant DNA clones were biotin labeled and used as probes in dot hybridization and restriction fragment length polymorphism analyses to study the genetic interrelatedness among CP MLO and other MLOs,...
MicroRNAs (miRNAs) play an important role in responding to biotic and abiotic stresses in plants. Jujube witches'-broom a phytoplasma disease of Ziziphus jujuba is prevalent in China and is a serious problem to the industry. However, the molecular mechanism of the disease is poorly understood. In this study, genome-wide identification and analysis of microRNAs in response to witches'-broom was ...
This paper, based on hitherto unpublished correspondence between Robert Broom and Paul Adloff, supports the claim that Broom did not, in fact, classify Australopithecus as a member of the hominid family, as propounded by some authors.
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