Table 1 List of the olive groves showing symptoms of Olive quick decline syndrome (OQDS) and representing the different foci used to collect the olive samples for the identification of Xylella fastidiosa by quantitative PCR (qPCR) (Harper et al.36) and isolation in axenic culture. In each grove, three symptomatic trees were selected and sampled.

From: Isolation and pathogenicity of Xylella fastidiosa associated to the olive quick decline syndrome in southern Italy

Foci OQDS

Code of the samples

Municipality (Province)

Date of sampling

Results of the qPCR for X. fastidiosa a

Cultured isolate

APL-1

WPT 1129

Minervino di Lecce (Lecce)

May, 2016

Positive

YES

APL-2

WPT 1130

Uggiano la Chiesa (Lecce)

May, 2016

Positive

YES

APL-3

WPT 1133

Cursi (Lecce)

May, 2016

Positive

YES

APL-4

WPT 1134

Supersano (Lecce)

May, 2016

Positive

YES

APL-5

WPT 1135

Maglie (Lecce)

May, 2016

Positive

YES

APL-6

WPT 1140

Muro Leccese (Lecce)

June, 2016

Positive

YES

APL-7

WPT 1141

Palmariggi (Lecce)

June, 2016

Positive

YES

APL-8

WPT 1144

Spongano (Lecce)

June, 2016

Positive

YES

APL-9

WPT 1145

Andrano (Lecce)

June, 2016

Positive

YES

APL-10

WPT 1148

Tricase (Lecce)

June, 2016

Positive

YES

APL-11

AS

Cutrofiano (Lecce)

June, 2016

Positive

YES

APL-12

AV

Avetrana (Taranto)

June, 2016

Positive

YES

APL-13

CS

Campi Salentina (Lecce)

June, 2016

Positive

YES

APL-14

CIST

Alliste (Lecce)

May, 2016

Positive

YES

APL-15

CUT

Cutrofiano (Lecce)

June, 2016

Positive

YES

APL-16

FP

Presicce (Lecce)

June, 2016

Positive

YES

APL-17

GC

Gagliano del capo (Lecce)

June, 2016

Positive

YES

APL-18

GD

Gagliano del capo (Lecce)

June, 2016

Positive

YES

APL-19

Gigante

Alliste (Lecce)

May, 2016

Positive

YES

APL-20

Giug

Giuggianello (Lecce)

May, 2016

Positive

YES

APL-21

La Castellana

Matino (Lecce)

June, 2016

Positive

YES

APL-22

San CAS

San Cassiano (Lecce)

May, 2016

Positive

YES

APL-23

TK

Nociglia (Lecce)

May, 2016

Positive

YES

APL-24

SP1

Morciano di leuca (Lecce)

June, 2016

Positive

YES

APL-25

SP3

Salve (Lecce)

June, 2016

Positive

YES

APL-26

SP4

Presicce (Lecce)

June, 2016

Positive

YES

APL-27

SP7

Specchia (Lecce)

June, 2016

Positive

YES

APL-28

Dedonno (CFBP 8402)

Gallipoli (Lecce)

June, 2014

Positive

YES

APL29

SZ

Squinzano (Lecce)

May, 2016

Positive

YES

APL-30

TR

Alliste (Lecce)

May, 2016

Positive

YES

APL-31

UG

Ugento (Lecce)

May, 2016

Positive

YES

APL-32

ORIA

Oria (Brindisi)

June, 2016

Positive

YES

APL-33

VEG

Veglie (Lecce)

June, 2016

Positive

YES

APL-34

CU

Cutrofiano (Lecce)

June, 2016

Positive

YES

APL-35

FO

Taviano (Lecce)

June, 2016

Positive

YES

APL-36

VN

Gallipoli (Lecce)

June, 2016

Positive

YES

APL-37

ST

Sternatia (Lecce)

June, 2016

Positive

YES

APL-38

GA

Gagliano del capo (Lecce)

June, 2016

Positive

YES

APL-39

MELC A

Ugento (Lecce)

August, 2014

Positive

YES

APL-40

COP

Copertino (Lecce)

August, 2014

Positive

YES

APL-41

CUR

Cursi (Lecce)

August, 2014

Positive

YES

APL-42

SC

Presicce (Lecce)

August, 2014

Positive

YES

APL-43

LI SAULI

Gallipoli (Lecce)

June, 2016

Positive

YES

APL-44

WPT 1137

Salve (Lecce)

May, 2016

Positive

YES

APL-45

WPT 1139

Specchia (Lecce)

May, 2016

Positive

NO

APL-46

WPT 1142

Otranto (Lecce)

June, 2016

Positive

YES

APL-47

WPT 1143

San Cassiano (Lecce)

June, 2016

Positive

YES

APL-48

WPT 1146

Specchia (Lecce)

June, 2016

Positive

NO

APL-49

WPT 1147

Alessano (Lecce)

June, 2016

Positive

NO

APL-50

SP2

Salve (Lecce)

June, 2016

Positive

NO

APL-51

SP5

Miggiano (Lecce)

June, 2016

Positive

NO

APL-52

SP6

Montesano Salentino (Lecce)

June, 2016

Positive

NO

APL-53

SP8

Specchia (Lecce)

June, 2016

Positive

NO

APL-54

FP

Presicce (Lecce)

June, 2016

Positive

YES

APL-55

RAC

Racale (Lecce)

June, 2016

Positive

YES

APL-56

TR

Trepuzzi (Lecce)

June, 2016

Positive

YES

APL-57

SQ1

San Vito dei Normanni (Brindisi)

January, 2017

Positive

YES

APL-58

SQ2

Carovigno (Brindisi)

January, 2017

Positive

YES

  1. aSamples were assessed as “Positive” when qPCR reactions produced quantitative cycle (Cq) > 0 and < 32; “Doubtful” with Cq > 32; “Negative” when no fluorescence was detected in the reaction, Cq = 0.