Knowledge Stream

  • Measuring tree height using a Biltmore Stick. (Photo: Kim Ingram)
    Fostering forest stewardship

    Private forestland landowners have a unique opportunity to enjoy the economic, ecological and social benefits forests offer. The public also benefits from private forests as they play a critical role in the connectivity and functioning of the larger...


    By Kim Ingram
    Author - Forest Stewardship Education Coordinator
  • Before trapping, make sure you know what rodent pest you have.  (Photo: Karsten Paulick from Pixabay)
    Managing rats and mice with snap traps

    Trapping is the safest and most effective method for controlling rats and mice in and around homes, garages and other structures. Rodents that live in close association with humans are called commensal rodents. Rats and mice are the most frequently...


    By Niamh Quinn
    Author - Human-Wildlife Interactions Advisor
  • Handheld Trimble GPS
    Using drones for mapping and applying herbicides to control weedy rice in California rice

    For the past several years, California rice has been dealing with a pesky new weed, weedy rice, aka “red” rice. Weedy rice is a difficult pest to manage, because it is the same species as rice (both are Oryza sativa L.),...


    By Whitney Brim-DeForest
    Author - County Director, Sutter and Yuba Counties and CE Rice and Wild Rice Advisor
    By Sean Hogan
    Author - IGIS Academic Coordinator II
    By Luis Espino
    Author - Rice Farming Systems Advisor
  • Younger orchards are much more susceptible to the negative impacts of weed overgrowth.
    Weed management in citrus orchards

    Proper weed management is important for several reasons, but in general younger orchards are much more susceptible to the negative impacts of weed overgrowth. The full canopies of mature orchards limit the amount of sunlight reaching the orchard floor,...


    By Travis M Bean
    Author - Assistant Weed Science Specialist in Cooperative Extension
  • Figure 1: Diversity of shape, size, skin color and surface texture of fruit picked from trees sharing the same maternal parent. Some of these fruit were assayed in the QTL analysis for fruit nutrient content.
    Leveraging the genomic landscape of avocado for breeding purposes

    Advances in molecular tools already have led to the development of large numbers of genetic markers distributed across the avocado genome. These markers are being put to good use, many forming the basis for projects to inventory...


    By Vanessa Ashworth
    Author
    By Philippe Rolshausen
    Author - Associate CE Specialist