Archive Nut, Prune and Olive Programs

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In-a-Nutshell - Nut Culture
Dried Plum News - Prune Culture
Olive Notes - Olive Culture

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May 2025Archived

Field picture submitted by Elizabeth Fichtner

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Pest Notes
- Olive Knot
- Black Scale
UC Pest Management Guidelines (UC Statewide IPM Project Web Site)
UC Cooperative Extension Cost and Return Studies
- Almonds
  Double Line Drip Irrigation. Southern San Joaquin Valley. 2016 PDF
- Almonds
  Flood Irrigated. San Joaquin Valley North. 2011. PDF
- Almonds
  Micro-sprinkler. San Joaquin Valley North. 2016. PDF
- Olive Oil
  Super High Density. San Joaquin Valley 2007. PDF
- Olives - San Joaquin Valley. 2005 PDF
- Pecans - Sacramento/San Joaquin Valley - 2005. PDF
- Pistachios
  Low Volume Irrigation - San Joaquin Valley South. 2015. PDF
- Walnuts
  Late Leafing - Lateral Bearing. San Joaquin Valley North. 2017. PDF
- Walnuts
  Micro-Sprinkler Irrigation - San Joaquin Valley North. 2007 PDF

California Institute for Water Resources: Page

Understanding historical and future drought evolution and propagation across California

Summary: On average, droughts cause economic damage on the order of billions of dollars annually in the United States. While droughts have been extensively studied, large knowledge gaps exist in the current understanding of how a drought propagates or evolves through the water cycle.

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California Institute for Water Resources: Page

Better understanding where water goes when it rains

Summary: Understanding how rainfall becomes streamflow in a river or stored groundwater in an aquifer is critical to managing both water quality and quantity and developing groundwater sustainability plans that limit and address undesirable results.

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California Institute for Water Resources: Page

Climate-smart actions and indicators for increasing available water capacity of California soils

Summary: Facing drought and climate change, California growers are regulated and incentivized to increase irrigation efficiency and build soil health through statewide policies and programs.

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California Institute for Water Resources: Page

Comprehensive characterization and geospatial analysis of legal controls on new groundwater extractions

Summary: Recent droughts in the American West have highlighted both the value of our aquifers in securing water and the impact on our aquifers from groundwater depletion.

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California Institute for Water Resources: Page

Smoke on the water: Disentangling the mechanisms through which mega-fires affect lake productivity

Summary: Wildfire is one of the most pressing management challenges currently facing western North America. Smoke and ash deposition have become pervasive and long-lasting features of the landscape and affecting lakes in ways that are still not well understood.

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California Institute for Water Resources: Page

T Double R Farms

Introduction Ten years ago, Rob Schuh was on the verge of retiring as a farmer. Being a lifelong farmer, he had become disillusioned by how farming had become a series of numbers, adding and subtracting pounds of fertilizer, herbicide, and pesticide every year.

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California Institute for Water Resources: Page

Research We Fund

Supporting Water Research in California The California Institute for Water Resources supports academic researchers in California through funding of the Water Resources Research Act.

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California Institute for Water Resources: Page

News and Events

Water Talk Podcast An award-winning podcast by California scientists for the water curious! The goal of Water Talk is to bring communities across California together to talk about water issues, including climate change,equity, and access.

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California Institute for Water Resources: Page

Student Employee & Fellowship Program

Our Programs › Student Employee & Fellowship ProgramBuild Your Experience in Water ScienceCIWR provides undergraduate and graduate students with hands-on opportunities to contribute to applied research, science communication, education, water policy, and practical solutions for California’s…

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California Institute for Water Resources: Page

Nitrogen Management

Nitrogen Management CIWR has over a decade of experience developing training programs to improve nitrogen management practices in California.

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