Agriculture Reference
In-Depth Information
Fig 4.34 Chimera is a genetic abnormality and should not be
confused with sunblotch.
Fig 4.33 Sunblotch on Haas avocado fruit.
past, it is considered only a minor problem in countries
with a tree registration program where nursery mother
trees are screened for the presence of the viroid. The
disease is under active control in Australia. Avocados
Australia Limited operates the Avocado Nursery Voluntary
Accredition Scheme (ANVAS) that requires accredited
nurseries to index mother stock and has also advocated the
destruction of infected trees in the field.
containing one part commercial-strength bleach to four
parts water.
Destroy affected tissues.
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FURTHER INFORMATION
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M e n g e J A & P l of e t z R C ( 2 0 0 3 ) D i s e a s e s of f a v of c a d of . I n
Diseases of
tropical crops.
(Ed. RC Ploetz) pp. 35-71. CABI Publishing:
Wa l ling ford.
Management
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Use registered sources of budwood and seed that have been
tested using a polymerase chain reaction (PCR) assay.
P e g g K G , C o a t e s L M , K o r s t e n L & H a r d i n g R M ( 2 0 0 2 ) F o l i a r , f r u i t
and soilborne diseases. In
The avocado-botany, production and uses
.
( E d s A W W h i l e y , B S c h a f f e r & B N W o l s t e n h o l m e ) . C A B I
P u b l i s h i n g : W a l l i n g f o r d .
Inactivate ASBVd on pruning blades, harvesting clippers
and injection equipment by dipping them in a solution
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