This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What components (other than fertilizer chemicals) are in the classical greenhouse root substrate and ... (Read 54 times)

newbem

  • Hero Member
  • *****
  • Posts: 579
on: Jul 22, 2018
What components (other than fertilizer chemicals) are in the classical greenhouse root substrate and what role does each provide?
 
  What will be an ideal response?

Question 2

What problems can occur from using pine sawdust in a greenhouse root substrate?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

livaneabi

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 22, 2018
Answer to Question 1

Field soil provides a nutrient reserve, support, and a water reserve.
Coarse sand provides aeration and support. Peat moss provides for aeration,
nutrient reserve, water reserve, and support.

Answer to Question 2

The sawdust can decompose rapidly, tying up nitrogen, thus
causing a deficiency of nitrogen.


newbem

  • Member
  • Posts: 579
Reply 2 on: Jul 22, 2018
Gracias!

raenoj

  • Member
  • Posts: 340
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Components of a long bone. The entire long bone is on the left side accompanied by a blowup of the p Components of a long bone. The entire long bone is on the left side accompanied by a blowup of the p
Cross-section of skin and a hair follicle. Note the shaft of the hair, the root, and papilla Cross-section of skin and a hair follicle. Note the shaft of the hair, the root, and papilla
Bowman's Root Bowman's Root
Components of the lymphatic system. Components of the lymphatic system.
Cellular components. Cellular components.
Common Root Words and Combining Forms Cont Common Root Words and Combining Forms Cont
Video: Medullary osmotic gradient - influencing factors

For a complete list of videos, visit our video library