TOFG-all

(Marcin) #1
Propagation/Greenhouse Management

Unit 1.3 | Part 1 – 135
Assessment Questions


Assessment Questions




  1. List two pre-conditions that must be met for seed germination and four environmental conditions
    that must be achieved for optimal seed germination.




  2. What is the optimal average daytime temperature range that should be maintained in the
    greenhouse for the germination and early growth of most annual vegetables and cut flowers? What
    would be the minimum nighttime temperature?




  3. List four advantages of the use of greenhouse-raised transplants over direct seeding of crop plants.
    Describe two disadvantages.




  4. Why is the careful selection of crop varieties important?




  5. What are four important qualities of a propagation mix? List two propagation mix constituents that
    may be used to assure each of the previously listed qualities.



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