University of California
Advances in Walnut Production Short Course
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Advances in Walnut Production Short Course
Monday, November 5 - Wednesday, November 7, 2018
UC Davis, Activities and Recreation Center Ballroom
Sunday, November 4
| Time | Title | |
| 4:00-6:00 PM | Early Check-In - Outside the ARC Ballroom | |
Monday, November 5
| Time | Title | |
| 7:00-8:00 AM | Registration - Outside the ARC Ballroom | |
| 7:15-8:00 | Breakfast | |
| 8:00-8:15 | Welcome, Organization Matters | Glenda Humiston Vice President, UC ANR |
| Katherine Jarvis-Shean UC Cooperative Extension, Sacramento, Solano & Yolo Counties |
||
Session 1: California Walnut Industry, Marketing & Economics
(Katherine Jarvis-Shean, Moderator)
| Time | Title | Presenter |
| 8:15-8:45 AM | The California Walnut Industry: History, the Land Grant System & Production Research (video) |
Dave Ramos Department of Plant Sciences, UC Davis |
| 8:45-9:20 | Processing and Marketing California Walnuts (video) | Chuck Crain Crain Walnut Shelling, Inc. |
| 9:20-9:50 | Economics of Orchard Establishment & Production (video) | Daniel Sumner Department of Agricultural & Resource Economics, UC Davis |
| 9:50-10:05 | Q&A: California Walnut Industry, Marketing & Economics (video) |
|
| 10:05-10:25 | Coffee Break | |
Session 2: The Walnut Tree - Shoot & Root
(Janine Hasey, Moderator)
| Time | Title | Presenter |
| 10:25-10:55 AM | Walnut Shoot Growth (video) | Bruce Lampinen Department of Plant Sciences, UC Davis |
| 10:55-11:20 | Carbohydrate Assimilation, Translocation and Utilization: The Basis of Shoot & Root Growth (video) | Anna Davidson Department of Plant Sciences, UC Davis |
| 11:20-11:45 | Root Growth, Biology & Physiology | Astrid Volder Department of Plant Sciences, UC Davis |
| 11:45-12:00 PM | Q&A: The Walnut Tree - Shoot & Root (video) | |
| 12:00-1:00 | Buffet Lunch at UC Davis Activities and Recreation Center (ARC) |
|
Session 3: The Walnut Tree - Flower & Nut
(Phoebe Gordon, Moderator)
| Time | Title | Presenter |
| 1:00-1:30 PM | Floral Biology, Structure, Growth, Development, Pollination & Implications/Nut Growth & Development (video) |
Katherine Jarvis-Shean UC Cooperative Extension, Sacramento, Solano & Yolo Counties |
| 1:30-1:50 | Pollination Management & Pistillate Flower Abscission (video) | Joe Grant UC Cooperative Extension, Emeritus, San Joaquin County |
| 1:50-2:00 |
Q&A: The Walnut Tree - Flower & Nut (video) |
|
| 2:00-2:30 | Coffee Break | |
Session 4: Orchard Establishment - Varieties & Rootstocks
(Kari Arnold, Moderator)
| Time | Title | Presenter |
| 2:30-3:00 PM | Origin, Genetic Improvement, and Cultivar Selection (video) | Chuck Leslie UC Walnut Improvement Program, UC Davis |
| 3:00-3:25 | Genomics and Marker-Assisted Breeding (video) | Pat. J. Brown Department of Plant Sciences, UC Davis |
| 3:25-3:55 | Rootstock Selection (video) | Dani Lightle UC Cooperative Extension, Glenn, Butte & Tehama Counties |
| 3:55-4:15 | Propagation (video) | John Preece USDA ARS National Clonal Germplasm Repository, Davis |
| 4:15-4:45 | Handling Different Nursery Products: Planting & Early Training | Janine Hasey UC Cooperative Extension, Sutter, Yuba, & Colusa Counties |
| 4:45-5:10 |
Q&A: Orchard Establishment - Varieties & Rootstocks (video) |
|
| 5:30-9:00 | Social & Dinner at the ARC | |
Tuesday, November 6
| 7:15-8:00 AM | Breakfast |
Session 5: Orchard Establishment - Site & Training
(Mohammad Yaghmour, Moderator)
| Time | Title | Presenter |
| 8:00-8:20 AM | Microclimatic Considerations & Frost Protection (video) | Joe Connell UC Cooperative Extension Emeritus, Butte County |
| 8:20-8:50 | Soil and Water Evaluation & Management (video) | Phoebe Gordon UC Cooperative Extension, Madera & Merced Counties |
| 8:50-9:05 | Orchard Design (video) | Bruce Lampinen Department of Plant Sciences, UC Davis |
| 9:05-9:35 | Training Young Trees | Janine Hasey UC Cooperative Extension, Sutter, Yuba, & Colusa Counties |
| 9:35-10:00 | Canopy Management (video) | Bruce Lampinen Department of Plant Sciences, UC Davis |
| 10:00-10:20 |
Q&A: Orchard Establishment - Site & Training (video) |
|
| 10:20-10:35 | Coffee Break | |
Session 6: Irrigation Management
(Luke Milliron, Moderator)
| Time | Title | Presenter |
| 10:35-11:00 AM | Physiological Aspects of Water Use by Walnuts (video) | Ken Shackel Department of Plant Sciences, UC Davis |
| 11:00-11:25 | Walnut Orchard Irrigation Systems (video) | Isaya Kisekka Department of Land, Air, and Water Resources, UC Davis |
| 11:25-12:00 PM |
Irrigation Scheduling & Management (Plant, Soil & Climate based) (video) |
Mae Culumber UC Cooperative Extension, Fresno County |
| 12:00-12:15 |
Q&A: Irrigation Management (video) |
|
| 12:15-1:15 | Buffet Lunch at UC Davis Activities and Recreation Center (ARC) | |
Session 7: Orchard Management
(John Preece, Moderator)
| Time | Title | Presenter |
| 1:15-1:45 PM | Mineral Deficiencies, Toxicities, Diagnosis & Corrections (video) | Phoebe Gordon UC Cooperative Extension, Madera & Merced Counties |
| 1:45-2:15 | Nitrogen Management (video) | Katherine Jarvis-Shean UC Cooperative Extension, Sacramento, Yolo & Solano Counties |
| 2:15-2:40 | Cover Crop Management | Mae Culumber & Janine Hasey UC Cooperative Extension |
| 2:40-3:05 | Weed Management (video) | Brad Hanson Department of Plant Sciences, UC Davis |
| 3:05-3:25 | Managing Burrowing Rodents in Walnuts—What's New? (video) | Roger Baldwin Department of Wildlife, Fish and Conservation Biology, UC Davis |
| 3:25-3:40 |
Q&A: Orchard Management (video) |
|
| 3:40-3:55 | Coffee Break |
Session 8: Disease Management
(Mae Culumber, Moderator)
| Time | Title | Presenter |
| 3:55-4:25 PM | Nematode Biology, Sampling & Cultural Control (video) | Dani Lightle UC Cooperative Extension, Glenn, Butte & Tehama Counties |
| 4:25-4:50 | Managing the Replant Problem | Andreas Westphal Kearney Agricultural Research & Extension Center |
| 4:50-5:20 | Armillaria, Phytophthora Crown and Root Rot, & Paradox Canker (video) |
|
| 5:20-5:35 |
Q&A: Disease Management - Nematodes & Root Diseases (video) |
|
| 5:35 | Adjourn for the day. Dinner on your own. | |
Wednesday, November 7
| 7:15-8:00 AM | Breakfast |
Session 9: Disease Management cont.
(Dani Lightle, Moderator)
| Time | Title | Presenter |
| 8:00-8:25 AM | Crown Gall | Dan Kluepfel USDA ARS Crops Pathology and Genetics, Davis |
| 8:25-8:45 | Blackline (video) |
|
| 8:45-8:55 |
Q&A: Disease Management - Crown & Graft Union Diseases (video) |
|
| 8:55-9:25 | Botryosphaeria/Phomopsis Canker and Blight & Anthracnose Blight | Themis Michailides Department of Plant Pathology, UC Davis |
| 9:25-9:50 | Coffee Break | |
| 9:50-10:15 | Walnut Blight (video) |
|
| 10:15-10:30 | Walnut Twig Beetle (video) | Steve Seybold US Forest Service, Davis |
| 10:30-10:45 | Thousand Cankers |
Rick Bostock |
| 10:45-11:05 | Q&A: Disease Management - Bark, Fruit and Foliage Diseases (video) | |
Session 10: Insect & Mite Management
(Houston Wilson, Moderator)
| Time | Title | Presenters |
| 11:05-11:35 | Walnut Husk Fly (video) | Robert Van Steenwyk UC Cooperative Extension Emeritus, UC Berkeley |
| 11:35-12:05 PM | Codling Moth, Navel Orangeworm & Minor Worm Pests (video) |
|
| 12:05-1:05 | Buffet Lunch at UC Davis Activities and Recreation Center (ARC) | |
| 1:05-1:20 | Scale Pests | Emily Symmes UC Cooperative Extension, IPM, Sacramento Valley |
| 1:20-1:45 | Mites & Aphids (video) | Nicholas Mills Department of Environmental Science, Policy & Management, UC Berkeley |
| 1:45-2:05 | Q&A: Insect & Mite Management | |
Session 11: Food Safety & Harvesting
(Jhalendra Rijal, Moderator)
| Time | Title | Presenter |
| 2:05-2:30 PM | Orchard Management Impact on Quality (video) | Bruce Lampinen Department of Plant Sciences, UC Davis |
| 2:30-3:00 | Coffee Break | |
| 3:00-3:15 | Nut Maturation & Harvest Determination (video) | Bob Beede UC Cooperative Extension Emeritus, Kings County |
|
3:15-3:30 |
Harvest Manipulation & Harvesting Operation (video) | Bob Beede UC Cooperative Extension Emeritus, Kings County |
| 3:30-3:50 | Organic Production (video) | Rachel Elkins UC Cooperative Extension, Lake & Mendocino Counties |
| 3:50-4:15 | Food Safety (video) | Linda Harris Department of Food Science and Technology, UC Davis |
| 4:15-4:30 | Year Round Production Summary | Emily Symmes UC Cooperative Extension, IPM, Sacramento Valley |
| 4:30-4:45 |
Q&A: Food Safety & Harvesting (video) |
|
| 4:45-4:50 | Closing Remarks (video) |