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Alfalfa/lucerne (Medicago sativa) - (Forage/fodder crops)

List of pests-diseases-weeds for country: U.S.A. (mid S)

Information on all pests, diseases and weeds can be found in the downloadable Excel files
click on a pest/disease/weed to display a list of relevant publications

diseases
pests

diseases:

Ascomycota (other orders):

Phymatotrichopsis omnivora

Ascomycota - Dothideomycetes:

Macrophomina phaseolina

Bacteria:

Erwinia rhapontici

pests:

Coleoptera:

Cerotoma trifurcata
Epicauta fabricii
Epicauta funebris
Epicauta occidentalis
Epicauta pensylvanica
Hypera postica
Hypera punctata

Hemiptera - Cicadomorpha:

Empoasca fabae
Spissistilus festinus

Hemiptera - Heteroptera (plantsucking):

Lygus elisus
Lygus hesperus
Lygus lineolaris

Hemiptera - Sternorrhyncha:

Acyrthosiphon kondoi
Aphis craccivora
Therioaphis trifolii

Lepidoptera:

Achyra rantalis
Colias eurytheme
Helicoverpa zea
Mythimna unipuncta
Plathypena scabra
Spodoptera exigua
Spodoptera frugiperda
Spodoptera ornithogalli

Other insect orders (plant/storage pests):

Bruchophagus roddi
Melanoplus differentialis