« previous next »

Author Question: December 21, March 21, June 21, and September 21 are important dates for greenhouse growers because: ... (Read 90 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
on: Jul 22, 2018
December 21, March 21, June 21, and September 21 are important dates for greenhouse growers because:
 
  A) major holidays fall close to them.
  B) they represent major changes in seasonal temperatures.
  C) they represent important photoperiodic events.
  D) they are when orders should be placed for seeds and plugs.

Question 2

Which of the following describes the impact of the perched water table in deep containers compared to shallower containers holding the same media formulation.
 
  A) It is greater in the deep container.
  B) It depends on the material the containers are made from.
  C) It is less in the deep container.
  D) There is negligible difference.


CAPTAINAMERICA

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 22, 2018
Answer to Question 1

C

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th Changes in boreal forest composition along a chronosequence in Quebec. Dates refer to the year of th
Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s Historian James Merrell notes several errors in Benjamin West’s famous 1771 painting, William Penn’s
The Last 10,000 Years of Greenhouse Gas Concentrations The Last 10,000 Years of Greenhouse Gas Concentrations
Transport accounts for 14% of greenhouse gas emissions Transport accounts for 14% of greenhouse gas emissions
My march breakfast My march breakfast
Sk September 12 2023 Sk September 12 2023
Video: Power Supply Polyacrylamide Gel Protein Sample

For a complete list of videos, visit our video library