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Author Question: Techniques such as weed control, crop inspection, and environmental manipulation are effective means ... (Read 14 times)

tsand2

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on: Jul 21, 2018
Techniques such as weed control, crop inspection, and environmental manipulation are effective means of preventing pests from entering greenhouses.
 
  Indicate whether the statement is true or false

Question 2

Selenium is necessary for the absorption and utilization of vitamin B.
 
  Indicate whether the statement is true or false


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rachel

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Reply #1 on: Jul 21, 2018
Answer to Question 1

T

Answer to Question 2

False


tsand2

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Reply 2 on: Jul 21, 2018
Wow, this really help

diana chang

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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