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Diagnostic Laboratory AL&L …specializing in grapevine diseases.
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Leading the way AL&L …with the latest diagnostic technologies.
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Innovative AL&L and dedicated to your crops.
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Grapevine Disease Testing Services

Bacterial and Viral Diseases:
  • Grapevine Red Blotch associated virus (GRBaV) NEW! Available individually or as part of the test panels)
  • Grapevine leafroll virus (GLRaV) types 1,2,3,4,5,7,9
  • Grapevine leafroll virus, Carnelian
  • Grapevine leafroll virus 2 RG-strain (GLRaV-2RG, Rootstock stem lesion associated virus)
  • Grapevine viruses A,B,D (GVA,GVB,GVD)
  • Grapevine rupestris stem pitting associated virus (RSPaV)
  • Grapevine rupestris stem pitting associated virus-Syrah strain (RSPaV-Sy)
  • Grapevine fleck virus (GFkV)
  • Grapevine fanleaf virus (GFLV)
  • Grapevine Syrah virus (GSyV-1)
  • Tomato ringspot virus (ToRSV, grapevine yellow vein disease)
  • Tobacco ringspot virus (TRSV)
  • Arabis mosaic virus (ArMV)
  • Agrobacterium (crown gall)
  • Xylella fastidiosa  (Pierce’s Disease)
  • Phytoplasmas
Fungal Diseases :
  • Vine Decline Fungi (Phaeoacremonium spp. and Phaeomoniella chlamydospora)
  • Canker diseases (Eutypa, Botryosphaeria, Phomopsis etc.)
  • Oak Root Disease (Armillaria mellea)
  • Black Foot Disease (Cylindrocarpon spp.)
  • Powdery mildew (Erysiphe necator)
  • Downy mildew (Plasmopara viticola)
  • Botrytis bunch rot (Botrytis cinerea)
  • Summer bunch rot (Cladosporium, Penicillium and others)
  • Phomopsis cane and leaf spot (Phomopsis viticola)
Panels Offered Test panels are flexible and may include any combinations of assays for specific testing needs:
  • Short Screen Panel (GLRaV 1-3, GVB; optional: GFLV, Xylella fastidiosa)
  • Wide Screen Panel GLRaV 1-9, GLRaV-2RG, GVA, GVB, GVD, RSPaV, GFkV, GFLV
  • Leafroll Panel GLRaV 1,2,3,4,5,7,9, GVB
  • Vine Decline Panel Phaeoacremonium spp., Phaeomoniella chlamydospora, Cylindrocarpon spp.
  • Spring Panel Nepoviruses including GFVL, ToRSV, TRSV, ArMV
  • Make-your-own Panel Allows you to design your own panel of tests
  • Individual tests also available!
  • Not sure which panel to pick? Let our experienced diagnosticians help you in choosing right sets of tests for your purposes.
  • On- site visits and diagnosis also available

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Contact Info

AL&L Crop Solutions Inc.
45133 County Road 32B
Davis, CA, 95618, USA
Tel: (530) 759-9460
Tel: (530) 387-3270

AL&L Crop Solutions

Please contact our office anytime to discuss your testing needs and panel options. We are dedicated to providing you with the most accurate results available. Our scientists work one on one with our clients to get personalized and effective results. We look forward to helping you in the future.