نتایج جستجو برای: field dodder

تعداد نتایج: 786928  

2013
Linjian Jiang Asela J. Wijeratne Saranga Wijeratne Martina Fraga Tea Meulia Doug Doohan Zhaohu Li Feng Qu

Dodders are among the most important parasitic plants that cause serious yield losses in crop plants. In this report, we sought to unveil the genetic basis of dodder parasitism by profiling the trancriptomes of Cuscuta pentagona and C. suaveolens, two of the most common dodder species using a next-generation RNA sequencing platform. De novo assembly of the sequence reads resulted in more than 4...

Journal: :Zhong xi yi jie he xue bao = Journal of Chinese integrative medicine 2003
Hui-Bin Lin Jian-Qiang Lin Jian-Qun Lin Ning Lu Xiou-Yi Yi

OBJECTIVE To compare the effects of immune enhancement, anti-fatigue and anoxia tolerance on mice of four kinds of dodder seeds in Shandong Province. METHODS Water extracts and alcohol extracts of the four kinds of dodder seeds were administered to mice. The phagocytosis of coelio-macrophage, the weight changes of the immune organs, the survival time to swimming and lacking of oxygen were obs...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1999
C K Kelly K Horning

Field observations showed that in its native Texas grasslands, dodder (Cuscuta attenuata) grows more vigorously in patches of mixed host species than in monospecific host patches. Field experiments with naturally occurring host individuals demonstrated that the parasite achieved greater volume when simultaneously infesting two hosts of differing species rather than two hosts of the same species...

Journal: :Phytopathology 2010
John S Hartung Cristina Paul Diann Achor R H Brlansky

Huanglongbing, or citrus greening, threatens the global citrus industry. The presumptive pathogens, 'Candidatus Liberibacter asiaticus' and 'Ca. L. americanus' can be transferred from citrus to more easily studied experimental hosts by using holoparasitic dodder plants. However, the interaction between 'Candidatus Liberibacter' spp. and the dodder has not been studied. We combined quantitative ...

Journal: :پژوهش های تولید گیاهی 0
ریحانه عسگرپور - رضا قربانی عضو هیات علمی دانشگاه فردوسی مشهد نرگس پورطوسی سازمان پارکها و فضای سبز شهد علیه گنجی - فرنوش فلاح پور -

background and objectivescommon privet (ligustrum vulgare) is one of the most important plants in landscapes of iran. this plant is adaptable to unfavorable environmental conditions, so that is cultivated widespread in urban landscape. invasion of dodder to common privet caused problems for landscape management in mashhad city in recent years. dodder is an obligate parasite of many plant famili...

Journal: :حفاظت گیاهان 0
امین کریم زاده سعیده ملکی فراهانی فریبا میقانی محمدحسین فتوکیان

weed chemical control has negative results on agroecosystems. therefore, identification of cultivars tolerant to weeds has importance in nonchemical management. so, in this study, the tolerance of some alfalfa cultivars was studied to dodder. anexperiment was conducted at research farm and laboratory of shahed university in 2011. the farm experiment was done as split plot in time in randomized ...

C.M. Sarma D.K. Bhattacharjya H. Sarma,

The dodder plant Cuscuta reflexa Roxb. is an angiospermic leafless parasitic plant belonging to the family Cuscutaceae is abundantly found colonizing certain plant species in the premises of Manas Biosphere Reserve (MBR) and nearby area. Ten (10) angiospermic host plants in total of the above parasite were recognized. Based on the field inspection most of the numbers of patches were recorded in...

Journal: :The Journal of Cell Biology 1963
Mary A. Bonneville Bruce R. Voeller

Dur ing an investigation of the relat ionship between the parasit ic flowering p lan t dodder (Cuscuta campestris Yuncker) and its hosts, an unusual cytoplasmic componen t was observed in cer tain of the dodder cells. Both in electron and in l ight micrographs our a t ten t ion was d rawn to the cytoplasmically rich cells at the tip of the newly initiated haustor ium, or sucker. These long cell...

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