Table 23-1. New Zealand field inspection standards for the presence of "off types" and isolation requirements.

 

Class of seed produced
 

Contaminants (off-types)
 

Isolation < 2 ha
 

Isolation > 2 ha

Foundation/Breeders 

None

200 m† 

200 m† 

Registered/Basic

None

200 m† 

200 m† 

First Generation

1 per quadrat‡

100 m§ 

50 m§ 

† From a different tall fescue cultivar and ryegrass; 5 m from fine fescue.

‡ Quadrat dimensions are 10 ´ 1 m

§ From a different tall fescue cultivar; 20 m from ryegrass; 5 m from fine fescue.

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Tall Fescue Monograph