Table 1: Characteristics of isolates of P. infestans from two populations.

Gel     Isolate     RG57 fingerprint[2]            RG57 End-     Unique
lanes[1]                                           type fragment restriction
                                                        type     patterns[3]

Llanllechid, Gwynedd                                 
2       96/110/25  11101 11011 00110 10011 11011   1    1        A   
3       96/110/26  11101 11011 00110 10011 11011   1    2        B   
4       96/110/27  11101 01101 00110 10001 11011   2    3        C   
5       96/110/29  11101 01101 00110 10001 11011   2    3        C   
6       96/110/47  11101 01101 00110 10001 11011   2    3        C   
7       96/110/54  11101 11011 00110 10011 11011   1    4        D   
8       96/110/55  11101 11011 00110 10011 11011   1    4        D   
9       96/110/56  11101 11011 00110 10011 11011   1    5        E   
10      96/110/57  11101 11011 00110 10011 11011   1    6        F  
Bethel, Gwynedd                                 
11      96/126/2   10101 11111 00110 10011 11011   3    7        G   
12      96/126/15  11101 11011 00110 10011 11011   1    5        E  
13      96/126/30  11101 11011 00110 10011 11011   1    5        E  
14      96/126/32  11101 01001 00110 10011 11011   4    8        H  
20      96/126/38  11101 01001 00110 10011 11011   4    8        H 
15      96/126/33  10101 11111 00110 10011 11011   3    9        I  
19      96/126/37  11101 11111 00110 10011 11011   6    9        M  
16      96/126/34  10101 11111 00110 10011 11011   3    10       J  
17      96/126/35  11101 11111 00110 10011 11011   6    11       K  
18      96/126/36  11101 11011 00110 10011 11011   1    12       L  
21      96/126/39  10001 00011 00110 10001 10011   5    13       N  
23      96/126/41  10001 00011 00110 10001 10011   5    13       N  
22      96/126/40  10001 00011 00110 10001 10011   5    14       O  
24      96/126/42  11101 11011 00110 10011 11011   1    15       P

[1] Gel lanes: See Figure 3 and Figure 4.
[2] RG57 fingerprint: The presence (1) and absence (0) of bands 1-25 as designated by Goodwin et al., (1994). Band 14a is not scored. Polymorphic bands are shown in bold type.
[3] Unique restriction patterns: Based on both RG57 and end-fragment type.