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Question: 1 on very cold nights household gardeners concerned about outside...

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1/ On very cold nights, household gardeners concerned about outside flowers and plants could _____.

a. wrap flowers and plants with plastic or cover with a paper cup
b. keep the air from mixing by blocking wind from entering crops
c. refrain from using irrigation to keep soil dry
d. ensure sprinkler systems are off so that ice does not form on the outer layers of fruit and branches

2/ How many cooling degree-days would there be in a city when the maximum temperature is 95°F and the minimum temperature is 75°F? (Assume a base temperature of 65°F.)

(Select 20,75,85,95 ) cooling degree-days

3/ Suppose corn is planted in Maryland on March 1. If this variety of corn needs 2400 growing degree-days before it can be picked, and if the mean daily temperature for March through August is 65°F, in about how many days would the corn be ready to pick? On about what date would this be? (Assume a base temperature of 50°F.)
Pick corn in about (Select 80,120,160,180 days).
The date of picking will be about (Select August 7,May 21,July 1,August 27 .)

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