Author Question: A desirable carbon to nitrogen ratio for organic matter added to greenhouse root substrate is ___ to ... (Read 26 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516
A desirable carbon to nitrogen ratio for organic matter added to greenhouse root substrate is ___ to ___.
 
  What will be an ideal response?

Question 2

What is an acceptable level for CEC in greenhouse root substrate?
 
  What will be an ideal response?



rleezy04

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

30 to 1.

Answer to Question 2

Desirable levels of CEC are 10 to 20 me/100 cc; actually, the higher the
better.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

For a complete list of videos, visit our video library