This collection contains publications by WSU Extension.

Recent Submissions

  • A home gardener's guide to soils and fertilizers 

    Cogger, Craig George, 1950- (Pullman, Washington : Washington State University Extension, 2020-01)
    Soil is a mixture of weathered rock fragments and organic matter at the earth’s surface. It is biologically active—a home to countless microorganisms, invertebrates, and plant roots. It varies in depth from a few inches ...
  • A grower's guide to the most common diseases of peony in the United States 

    Garfinkel, Andrea R.; Chastagner, Gary A. (Pullman, Washington : Washington State University Extension, 2020-01)
    Peonies are hardy, long-lived perennials grown commercially and privately for their large, showy flowers. Peonies are typically considered relatively easy to grow; however, there are a number of pathogens and pests that ...
  • Puncturevine 

    Whaley, Dale K.; Parker, Robert, 1941-; Boydston, Rick Allen, 1958- (Pullman, Washington : Washington State University Extension, 2019-12)
    Puncturevine (Tribulus terrestris L.) is also commonly referred to as tackweed, puncture weed, Mexican sandbur, Texas sandbur, goathead, caltrop, and bullhead. This non-native plant of the southern Europe and Mediterranean ...
  • Tree fruit soil fertility and plant nutrition in cropping orchards in Central Washington 

    Sallato, Bernardita; DuPont, S. Tianna; Granatstein, David (Pullman, Washington : Washington State University Extension, 2019-12)
    Healthy trees need healthy roots to take up water and nutrients; healthy soils to provide water, nutrients, and protection from plant pathogens; sufficient water; and exemplary horticulture. When considering tree nutrition, ...
  • Balancing fidelity and adaptation : a guide for evidence-based program implementation 

    Cooper, Brittany Rhoades; Parker, Louise; Diaz Martinez, AnaMaria (Pullman, Washington : Washington State University Extension, 2019-12)
    The adoption of an effective program is only the first step toward achieving the positive youth and family outcomes community-based organizations aim to achieve. Research has demonstrated time and time again that high-quality ...
  • Understanding and measuring organic matter in soil 

    Tao, Haiying; Rogers, Christopher W. (Pullman, Washington : Washington State University Extension, 2019-12)
    Soil organic matter (SOM) content is often linked to soil health. Producers are encouraged to increase SOM to improve soil functions, such as water-holding capacity, improvement of soil structure and infiltration, nutrient ...
  • Building a tradition of adaptive rangeland management : Jack Southworth 

    Hall, Sonia A.; Hudson, Tipton D.; Yorgey, Georgine; Neibergs, J. Shannon; Reeves, Matthew (Pullman, Washington : Washington State University Extension, 2019-12)
    Jack Southworth runs a cow-calf-yearling operation in the high-desert rangelands and dry forests around Seneca, Oregon. Southworth has been using holistic management for decades, with a strong focus on managing for rangeland ...
  • Season-long management of late blight on potato and tomato in Western Washington 

    Inglis, Debbie, 1953-; Gundersen, Babette (Pullman, Washington : Washington State University Extension, 2019-11)
    Late blight is a historically famous plant disease that can be very serious in western Washington. It affects potatoes and tomatoes and certain nursery plants and weeds in the Solanaceae (potato family). The disease is ...
  • End-of-season corn stalk nitrate-nitrogen test for post-harvest evaluation 

    Inglis, Debbie, 1953-; Gundersen, Babette (Pullman, Washington : Washington State University Extension, 2019-11)
    Sufficient supply of nitrogen (N) plays a key role in corn productivity and profitability. Excess nitrogen application wastes farmers’ money, increases the risk of groundwater and surface water contamination, and contributes ...
  • Wheat straw pulping by-product mixed with lime may address soil acidification in no-till fields 

    Tao, Haiying; Pan, William L.; Carter, Paul (Pullman, Washington : Washington State University Extension, 2019-11)
    Soil acidification has become a growing concern for dryland crop production in the Pacific Northwest (PNW). Many no-till (NT) soils have stratified soil pH in the fertilizer application zone due to repeated nitrogen (N) ...
  • Fresh cheese made safely 

    Powers-Hammond, Lizann (Pullman, Washington : Washington State University Extension, 2019-11)
    Queso fresco is a fresh, crumbly white cheese that has been made for generations by Latin-American families. Traditionally, queso fresco is prepared with fresh dairy milk that has not been pasteurized (heat treated). ...
  • Harvest weed seed control : applications for PNW wheat production systems 

    Lyon, Drew J.; Walsh, Michael J.; Barroso, Judit; Campbell, Joan M. (Pullman, Washington : Washington State University Extension, 2019-11)
    Herbicide resistance is of growing concern to wheat growers in the Pacific Northwest (PNW). Harvest weed seed control (HWSC) is an innovative, non-chemical approach developed in Australia that takes advantage of seed ...
  • Elaboración segura del queso fresco 

    Powers-Hammond, Lizann (Pullman, Washington : Washington State University Extension, 2019-11)
    El queso fresco es un tipo de queso blanco y desmenuzable que desde hace muchas generaciones elaboran las familias latinoamericanas. Tradicionalmente, el queso fresco se prepara con leche fresca sin pasteurizar (la ...
  • Nitrogen inhibitors : how do they work to reduce N losses? 

    Tao, Haiying; Rogers, Christopher W. (Pullman, Washington : Washington State University Extension, 2019-11)
    Applying nitrogen (N) fertilizer at the exact time of need is often operationally unrealistic for wheat and barley growers in Washington. Instead, N is commonly applied early, before its rapid uptake by plants. However, ...
  • End-of-season corn stalk nitrate-nitrogen test for post-harvest evaluation : a case study 

    Tao, Haiying; Pan, William L. (Pullman, Washington : Washington State University Extension, 2019-11)
    Land application of dairy manure to cornfields is a common practice and a major method of manure disposal for dairy operations. Dairy manure provides numerous benefits for corn and other silage crops. However, excess ...
  • Water quality risk assessment for grazing areas 

    Hudson, Tipton D. (Pullman, Washington : Washington State University Extension, 2019-11)
    The purpose of this publication is to help livestock managers and landowners assess risk of water quality pollution in streams associated with grazing areas and design grazing management changes to improve riparian health. ...
  • Assessing and managing cold damage in Washington vineyards 

    Moyer, Michelle, 1982-; Mills, Lynn J.; Hoheisel, Gwen-Alyn; Keller, Markus, (horticulturist) (Pullman, Washington : Washington State University Extension, 2019-10)
    During the winter, grapevine varieties require some degree and duration of low temperature exposure in order to fulfill plant chilling requirements. Adequate chilling is critical to uniform and timely budbreak the following ...
  • Values for circle keepers 

    Wallace, Michael (Michael L.) (Pullman, Washington : Washington State University Extension, 2019-10)
    Traditional circle practices (also known as council circles or talking circles) may be interpreted as representing some of humankind’s earliest approaches to community health and human interaction. Modern circle practices ...
  • Pseudomonas diseases on cucurbits in Western Washington 

    Tymon, Lydia S., 1972-; Inglis, Debbie, 1953- (Pullman, Washington : Washington State University Extension, 2019-10)
    Cucurbits are well-suited for the maritime climate in western Washington and are considered high value specialty crops. For example, the most recent USDA NASS census data for pumpkins grown in Washington show that 398,000 ...
  • Grazing managerment that achieves multiple-use goals : Russ Stingley 

    Hudson, Tipton D.; Hall, Sonia A.; Neibergs, J. Shannon; Yorgey, Georgine; Reeves, Matthew (Pullman, Washington : Washington State University Extension, 2019-10)
    Russ Stingley runs a cow-calf operation in Kittitas, Washington, with his three sons and his daughter. The Stingleys lease rangeland from Puget Sound Energy (PSE) and the Washington Department of Fish and Wildlife (WDFW), ...

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