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• 'Valentine' - a new pummelo hybrid

  Added May 24, 2013
  

  In the last two decades, many distinctive citrus selections have become available at retail markets in the US.  These include cultivars such as 'Cara Cara' navel orange, 'Cocktail' pummelo-mandarin hybrid, 'Variegated Pink' lemon, 'Seedless Kishu'...

• Clogging emitters?

  Added May 23, 2013
  

  Maintenance of Microirrigation Systems Predicting Clogging Problems "What should I watch for?"   Solutions to Existing Clogging Problems "I Have a Clogging Problem and I Want to Solve It"   System evaluation for emission...

• Water infiltration problems

  Added May 20, 2013
  

  By the beginning of the irrigation season, the entire root zone is usually wetted by winter rainfall.  Under low volume irrigation during the irrigation season only fifty percent or less of the root zone is wetted with each irrigation on most soil...

• DOTHIORELLA LEAF AND STEM BLIGHT

  Added May 10, 2013
  

  Stem and leaf blights are symptoms that appear for various reasons – high rainfall or humidity, spray burn, chewing insect infestation.  Here in California we can add other causes, such as drought and salinity burn.  These conditions can...

• It's fire season again, and it's going to be a long one

  Added May 8, 2013
  

  Here's a list of links for growers and homeowners on how to prepare for fire and in the case of fruit trees, how to treat them after they have burned and how to calculate the loss of a commercial fruit tree. Tree and Vine Loss Calculators Spread sheets...

• Soil Moisture Sensors

  Added April 18, 2013
  

    Soil moisture sensors fall into two broad categories, volumetric and tensiometric methods. One tells you how much water is in the soil and the other tells you how tightly the soil holds on to the water.  Volumetric methods require a...

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