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Space–time variability of citrus leprosis as strategic planning for crop management
(2018-08-01)
BACKGROUND: Citrus leprosis is the most important viral disease of citrus. Knowledge of its spatiotemporal structure is fundamental to a representative sampling plan focused on the disease control approach. Such a well-crafted ...
The influence of citrus rootstocks on the relationship between the mite Brevipalpus phoenicis and citrus leprosis disease
(Wiley-Blackwell, 2013-01-01)
BACKGROUND: Leprosis is one of the most serious citrus plant diseases. Leprosis-affected plants, especially sweet orange [Citrus sinensis (L.) Osbeck], which is the most widely cultivated citrus fruit worldwide, show reduced ...
Detection and mapping of trees infected with citrus gummosis using UAV hyperspectral data
(2021-09-01)
Monitoring citrus diseases and pests in early stages is fundamental to ensure the efficiency of phytosanitary control and plant health. The various diseases caused by fungi, bacteria, viruses, and pests limit citrus ...
Resistance to spirodiclofen in Brevipalpus yothersi (Acari: Tenuipalpidae) from Brazilian citrus groves: detection, monitoring, and population performance
(2021-01-01)
BACKGROUND: Brevipalpus yothersi mite is the main vector of Citrus leprosis virus (CiLV), the causal agent of citrus leprosis disease. The acaricide spirodiclofen has been widely used to control this mite. However, failures ...
Interaction of spirodiclofen with insecticides for the control of Brevipalpus yothersi in citrus
(2018-01-01)
BACKGROUND: The mite Brevipalpus yothersi (Acari: Tenuipalpidae) is of great importance in citriculture because it is a vector of the disease citrus leprosis. The frequency of application of a combination of pesticides has ...
Management of citrus leprosis using lime sulphur and their implications to soil and plant propertiesManejo da leprose dos citros com calda sulfocálcica e suas implicações sobre propriedades do solo e da planta
(2020-01-01)
Lime sulphur is used worldwide in agriculture to control pests and diseases. Our objective was to determine the effect of lime sulphur applications in an orange orchard on soil chemical properties and foliar nutrients after ...
The Effects of Host, Geographic Origin, and Gender on the Thermal Requirements of Diaphorina citri (Hemiptera: Psyllidae)
(ENTOMOLOGICAL SOC AMER, 2010)
Diaphorina citri Kuwayama (Hemiptera: Psyllidae) is the vector of the bacteria that causes citrus greening and is considered one of the world`s most important citrus diseases. We examined how host, geographic region, and ...
Physicochemical and biological compatibility of insecticide mixtures with acaricide in the management of Brevipalpus yothersi
(2019-08-01)
Citrus leprosis, caused by Citrus leprosis virus cytoplasmic type (CiLV-C), is one of the major citrus diseases. Such disease is mainly managed by controlling the vector, which is a mite of the genus Brevipalpus (Acari: ...
Spatial distribution of Diaphorina citri Kuwayama (Hemiptera: Psyllidae) in citrus orchards
(Universidade de São Paulo (USP), Escola Superior de Agricultura Luiz de Queiroz (ESALQ), 2010-10-01)
O psilídeo Diaphorina citri Kuwayama tornou-se nos últimos anos uma das mais importantes pragas na cultura de citros, principalmente pelos prejuízos causados às plantas por ser o transmissor da bactéria causadora da doença ...
Toxicidade diferencial de produtos à base de abamectina ao ácaro Brevipalpus phoenicis (Geijskes, 1939) (Acari: Tenuipalpidae) em citros
(2010-03-01)
The mite Brevipalpus phoenicis (Geijskes, 1939) (Acari: Tenuipalpidae) is one of the most important pests in Brazil citrus plantation, because it is the virus Citrus Leprosis Virus (CiLV) vector, one of the most serious ...