Cali liforni ornia a Dept. t. of f Food ood & Ag & - - PowerPoint PPT Presentation

Cali liforni

• rnia

a Dept.

• t. of

f Food

• od & Ag

& Agricu icult lture ure Sacram cramen ento, to, CA

• SAP

APW is s known wn from Centr ntral and South h Am America, rica, the Caribbean, ean, and southe thern n Mexi xico.

• co. Vect

ctor

• rs Bursaph

phelen lenchus chus cocophi hilu lus (Cobb), ), red ring g nemat atod

• de, which

ch causes red ring disease and can be lethal hal to c coconut nut and oil pa palms.

• Dece

cember ber 2010 0 – Resid ident nt in T Tijuana, uana, Mexi xico co, posted d pictures res on a w website te of da damage ge CIDP and a la large weevi vil, l, which ch appeare red to be SAPW. Repor

• rte

ted sight htin ing g was near ar San Ysidro border r crossin ing, g,

• ca. 70 miles south

h of Laguna una Beach. ch.

• Febru

ruary ry 2011 1 – CDFA deployed yed traps near ar Mexican ican border.

• May 2011

11 – Single gle adult male weevi vil trapped d in S San Ysidro, and identi tifi fied as R. pa palmarum

• um. Weevi

vil l check cked for red ring g nemat atod

• de,

with h nega gative ive resul ults

• ts. Additional

nal traps were re placed in a a 2 2.5 mile radius.

• 2012

2012-2013 2013

• 997 traps

s placed ed in palm produc ducing ing count nties ies

• Killing & Preservation Agent
• 50/50 Solution of Water

and Low-Tox Antifreeze.

• PW Aggregation Lure

(Species Specific Pheromone).

• Lure Enhancer

(Ethyl Acetate).

• Food Source – Apples.

PW TRAP BAITING

• Traps placed 6 to 7

feet above the ground.

• Traps placed on any

palm, except Date and Canary Island Date Palms.

• Traps may also be

placed on non-host trees.

PW TRAP PLACEMENT

• July

y 2011 1 – 5 S SAPW trapped in San Ysidro. Additiona nal l traps deployed yed in easter stern n San Diego go County ty and in Imperial al County. nty.

• August

gust 2011 1 –1 SAPW trapped 65miles les east in Imperial al County nty (Calexico co), ), near ar internati nationa

• nal

l border.

• 2011

11 to 2 2013 13 Totals: San Diego go County nty = 110, , Imperial al Count nty y = 2. 2.

• No infested

ested trees es detec tecte ted, and no detecti ection

• ns of red ring

nemato atode. de.

• All fi

finds are withi hin n 10 miles of intern rnati ationa

• nal border with

h Mexi xico co.

• SAPW trapped

d in T Texas xas in May 2012 12 near ar border r with h Mexico ico.

SAPW PW - San n Diego go Cou

• unty

nty

SAPW PW - Im Imperial rial Cou

• unty

nty

 IF YOU SUSPECT

PECT YOU HAVE SEEN EN THIS S INSEC ECT T PL PLEASE ASE CALL L THE CALIF IFOR ORNIA NIA DEPART PARTMENT MENT OF FOOD OD AND AGRIC ICULT ULTURE URE HOTLINE: INE:

 1-800

800-491 491-189 1899

• Weevil received in vial containing water. Liquid of trap in separate

container

• Examine collected water for nematodes
• Examine liquid from trap for nematodes

Remove Weevil and rinse with water

• Dissect Weevil and tease-out genital capsule in water
• Morphological examination of nematodes
• DNA – PCR and Sequencing

Document results

• Inspec

spect t base se of tree e for dead adults lts or fallen en cocoons ns.

• Inspec

spect t crown for damage age to palm leaf f bases es and clipped ed frond nds. s.

Leaf clipping g from feedi ding

• n leaf shoot

Leaf sheath th damage from larval feed eding

Larval damage to base of leaf.

February 2015 February 2016

Visual sual Su Survey vey

• Time consuming
• Expensive
• Risky?

Questio stions? ns?