搜索结果: 1-13 共查到“植物病理学 citrus”相关记录13条 . 查询时间(0.093 秒)
First report of Pseudocercospora angolensis causing leaf and fruit spot of Citrus in Sierra Leone
Phaeoramularia angolensis Cercospora angolensis cercosporiose
2014/11/25
In 2006, citrus fruit and leaves affected by dark brown lesions were noticed in orchards around Makeni in central Sierra Leone . The problem was considered widespread in the area by officers of the lo...
Fomitopsis sp. causing brown rot in wood of living citrus trees reported for first time in southern Italy
wood rot, Citrus sinensis Citrus limon Citrus aurantium
2014/11/25
In the spring of 2008 a brown wood rot in 40-year-old orange trees (Citrus sinensis cv. Valencia late) was observed in an orchard in the province of Taranto , Apulia region, Southern Italy . Affected ...
Distribution of Two Distinct Genotypes of Citrus Greening Organism in the Ryukyu Islands of Japan
citrus greening disease Diaphorina citri duplex PCR Huanglongbing
2010/10/25
The Asian type “Candidatus Liberibacter asiaticus” (Las, citrus greening organism) is severely damaging citrus production in Asia including Japan. Our previous study suggested that the bacteriophagety...
Effect of Biofertilizers and Humic Acid on control of Dry Root Rot Disease and Improvement Yield Quality of Mandarin (Citrus reticulate Blanco)
citrus dry root rot humic acid biofertilizers
2010/11/12
The effect of soil drenching with humic acid and commercial biofertilizers i.e., phosphorien ,
microbien and/or cearalien were evaluated for controlling dry root rot disease of mandarin ,fruit qualit...
The effect of mancozeb wp (wettable powder) on mancozeb adhesion and melanose control after application on wet citrus trees.
Citrus Diaporthe citri mancozeb wettable powder wet citrus tree melanose control
2009/3/16
Mancozeb wp was sprayed on wet citrus trees to examine the effect on mancozeb adhesion and melanose control. In the first trial, mancozeb wp was sprayed on wet fruits, and the amount of mancozeb adh...
The effect of mancozeb wp (wettable powder) on mancozeb adhesion and melanose control after application on wet citrus trees
Citrus Diaporthe citri mancozeb wettable powder wet citrus tree melanose control
2009/3/17
Mancozeb wp was sprayed on wet citrus trees to examine the effect on mancozeb adhesion and melanose control. In the first trial, mancozeb wp was sprayed on wet fruits, and the amount of mancozeb adhes...
Highly reliable polymerase chain reaction assay for citrus huanglongbing（citrus greening disease）using the sucrose synthase gene as an internal control
citrus huanglongbing PCR assay internal control sucrose synthase gene
2009/3/16
The polymerase chain reaction (PCR) was used with an internal control to exclude false-negative reactions in a citrus huanglongbing (HLB) assay. Degenerated primers, CSSF-1 (5'-GACACTGTTGGWCAGTATGA-...
Occurrence of concave stem canker of citrus in Ehime Prefecture and detection of the pathogenic fungus Lachnum abnorme by PCR
citrus Lachnum abnorme concave stem canker ITS region PCR
2009/3/16
Brown lesions, a symptom of concave stem canker, were found on Citrus junos (Yuzu) in Hijikawa-cho, Ehime Prefecture, Japan in July 2000. The fungus isolated from the brown lesions by single-spore i...
Scratch method for simple, rapid diagnosis of citrus huanglongbing using iodine to detect high accumulation of starch in the citrus leaves
citrus huanglongbing iodine-starch reaction starch scratch method
2009/3/16
We demonstrated a rapid and simple diagnostic method (scratch method) for citrus huanglongbing (HLB) by detecting high accumulation of starch in the citrus leaves with the iodine-starch reaction. Th...
Determination of the Effect of Fosetyl-Al Against Citrus Gummosis Disease Caused By Phytophthora citrophthora（Smith and Smith）Leonian
citrus citrus root rot and gummosis fosetyl-Al induced resistance
2009/1/15
In this study the effect of fosetyl-Al against citrus root not and gummosis caused by Phytophthora citrophthora was investigated. The results showed that fosetyl-Al protected citrus from the disease ...
A New Method for the Detection of Minor Populations of Citrus Tristeza Virus Strains Infecting Single Citrus Trees
CTV Probes PCR hybridization Colony PCR hybridization
2009/1/12
Fifteen different biologically important citrus tristeza virus (CTV) isolates (B14, B15, B23, B31, B52, B57, T36, D9, D10, D11, D12, D15, D16, D20 and D32) were tested using strain-specific biotin-la...
Biological, Serological, and Molecular Characterization of Citrus tristeza virus Isolates from Different Citrus Cultivation Regions of Turkey
Citrus tristeza virus RT-PCR Western blot biological indexing ELISA Turkey
2009/1/7
Field surveys were carried out in 5 different citrus cultivation regions of Turkey in 2005 and 2006, and 201 samples were collected from different citrus species. Samples were tested for the presence...
Occurrence and Spread of Candidatus Liberibacter Asiaticus, the Causal Agent of Huanglongbing Disease of Citrus in Malaysia
Candidatus Liberibacter asiaticus huanglongbing disease citrus greening disease Polymerase Chain Reaction Diaphorina citri
2010/11/11
Huanglongbing (HLB) disease or citrus greening disease caused by nonculturable, phloem
limited bacterium, Candidatus Liberibacter asiaticus is one of the most destructive disease in Asian countries. ...