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Table 1 Source of rhizobacterial isolates and their tentative ability to produce HCN

From: Influence of hydrogen cyanide-producing rhizobacteria in controlling the crown gall and root-knot nematode, Meloidogyne incognita

Governorate

Location

Type of crop

No. of tested isolates

No. of HCN producing isolates

HCN producing isolate code

HCN producing reaction*

Beni Suef

Al-Wasta

Corn

4

1

BW3

+

Monufia

Cairo–Alex. desert Rd(Dina farms)

Corn

5

0

–

–

Minya

Mallawi

Onion

4

0

–

–

Beheira

Rashid

Guava

7

2

BR11

++

BR13

+++

Beheira

International Coastal Rd

Apple

4

0

–

–

Beheira

Abu Al Matamir

Banana

4

0

–

–

Giza

Abu Rawash

Peach

5

1

GA 21

++

Ismailia

Wadi El-Mollak

Potato

6

2

SW1

++

SW4

+

  1. *Negative (−), weak (+), moderate (++) or strong (+++) reaction