Iha Education April Webinar - Sun Gro Nutrition & Fertilization Made Easy

8 Questions | Total Attempts: 109

SettingsSettingsSettings
Fertilization Quizzes & Trivia

This quiz was created to review the April 16, 2009 Sun Gro Webinar


Questions and Answers
  • 1. 
    What is the most important piece of information you need to have to design a fertilization program for a greenhouse grower?
    • A. 

      Alkalinity test

    • B. 

      Soil test

    • C. 

      Fertilizer label

    • D. 

      Complete water analysis

  • 2. 
    What is the name for the measurement that tell us particular water's ability to change medium pH?
    • A. 

      Alkalinity

    • B. 

      Temperature

    • C. 

      Salinity

    • D. 

      Turbidity

  • 3. 
    What nutrient is often lacking in plants when the pH of the medium is high and results in the newer growth showing an interveinal-chlorosis?
    • A. 

      Molybdenum

    • B. 

      Nitrogen

    • C. 

      Iron

    • D. 

      Magnesium

  • 4. 
    What is the substance in limestone that causes a soil or a growing medium to increase pH?
    • A. 

      Calcium

    • B. 

      Magnesium

    • C. 

      Carbonate/Bicarbonate

    • D. 

      Gypsum

  • 5. 
    What is the term that is used to describe a fertilizer's ability to change pH?
    • A. 

      Potential acidity / basicity

    • B. 

      Ammoniacal nitrogen

    • C. 

      Parts per million

    • D. 

      Alkalinity

  • 6. 
    What types of fertilizer formulations are generally regarded as acid froming - Decreasing medium pH?
    • A. 

      20-10-20 / 20-20-20

    • B. 

      13-2-13 / 15-0-15

    • C. 

      Excel

    • D. 

      Controlled release fertilizer

  • 7. 
    What type of meter can be used to help easily measure and injectors accuracy?
    • A. 

      Solu-bridge

    • B. 

      Conductivity meter

    • C. 

      EC meter

    • D. 

      All of the above

  • 8. 
    What plants are notorious for showing iron / maganese toxicities in the greenhouse?
    • A. 

      Scaveola

    • B. 

      Geranium

    • C. 

      Hardy or garden Mums

    • D. 

      Pansies

Back to Top Back to top