Synchytrium endobioticum. [Distribution map].

CABI, EPPO, (2015). Distribution Maps of Plant Diseases(No.October), Map 1 (Edition 8). CABI, Wallingford, UK. English language

EuroBlight - A Potato Late Blight Network for Europe.

Netherlands, EuroBlight, (2014). Plant health website , unpaginated. EuroBlight, Lelystad, Netherlands. English language

Agrius convolvuli. [Distribution map].

CABI/EPPO, (2012). Distribution Maps of Plant Pests(No.June), Map 451 (1st revision). CABI, Wallingford, UK. English language

Aphids.

Kenya, Kengap Horticulture Ltd (2012) Plantwise Factsheets for Farmers, CABI, 1 pp., English language

Spongospora subterranea. [Distribution map].

CABI/EPPO, (2012). Distribution Maps of Plant Diseases(No.April), Map 34 (Edition 6). CABI, Wallingford, UK. English language

Hylotrupes bajulus. [Distribution map].

CABI, EPPO, (2011). Distribution Maps of Plant Pests(No.June), Map 42 (2nd revision). CABI, Wallingford, UK. English language

Globodera pallida. [Distribution map].

CABI/EPPO, (2011). Distribution Maps of Plant Diseases(No.April), Map 777 (Edition 2). CABI, Wallingford, UK. English language

Globodera rostochiensis. [Distribution map].

CABI/EPPO, (2011). Distribution Maps of Plant Diseases(No.April), Map 778 (Edition 2). CABI, Wallingford, UK. English language

Erysiphe cichoracearum. [Distribution map].

CABI, EPPO, (2005). Distribution Maps of Plant Diseases(October (Edition 1)), Map 957. CAB International, Wallingford, UK. English language

Seaweeds of the Faroe Islands. An annotated checklist

Nielsen, R., Gunnarsson, K., (2001). Fródskaparrit 49, 45-108. English language