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Author Question: Are boron and chlorine nonmetallic trace elements? Indicate by YES (Y) or NO ... (Read 189 times)

123654777

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on: Jul 21, 2018
Are boron and chlorine nonmetallic trace elements?
 
  Indicate by YES (Y) or NO (N).

Question 2

Can mottling in older leaves be a sign of magnesium hunger?
 
  Indicate by YES (Y) or NO (N).


morganmarie791

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

Y

Answer to Question 2

Y


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