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

Author Question: A grower planted a crop of poinsettias on schedule. She conducted proper watering, fertilization, ... (Read 52 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 22, 2018
A grower planted a crop of poinsettias on schedule. She conducted proper watering, fertilization, pest control, pinching, chemical growth regulation and temperature control. At Christmas the crop had failed to flower and was still green and healthy. Explain how this could have happened.
 
  What will be an ideal response?

Question 2

Why can plants generally be grown at a cooler daytime temperature in the winter than in the summer?
 
  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

Jadwiga9

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 22, 2018
Answer to Question 1

Light reached the crop during the night which placed it under short night
conditions. Since it requires long nights to flower it remained vegetative.

Answer to Question 2

During the winter low light intensity commonly limits photosynthesis.
As a result, the maximum beneficial level of heat is lower.


fbq8i

  • Member
  • Posts: 527
Reply 2 on: Jul 22, 2018
YES! Correct, THANKS for helping me on my review

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

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.

An example of external fertilization. An example of external fertilization.
Proper placement and monitoring of an automatic blood pressure cuff will reduce the risk of injury o Proper placement and monitoring of an automatic blood pressure cuff will reduce the risk of injury o
A medical assistant using the proper technique when passing instruments to the physician. A medical assistant using the proper technique when passing instruments to the physician.
Embryonic Period - By the second day after fertilization Embryonic Period - By the second day after fertilization
Plant Fertilization Plant Fertilization
Consequences of Self-Fertilization for Genotype Frequencies Consequences of Self-Fertilization for Genotype Frequencies
Video: Stress and Immune System Animation

For a complete list of videos, visit our video library