How Can the Diffusion Equation Help Maximize Water Absorption in Plants?

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Discussion Overview

The discussion revolves around the application of the diffusion equation to understand and maximize water absorption in potted plants, particularly in relation to the evaporation of water collected in the pot's water collector. Participants explore the relationship between water absorption by plants and the evaporation of excess water.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • One participant inquires about an equation to compare water absorption by plants with the evaporation of water in the collection area.
  • Another participant points out the vagueness of the initial question, noting that different plants have varying water absorption rates.
  • A suggestion is made to start with the diffusion equation to analyze the scenario, despite the initial vagueness.
  • A proposed experimental method involves measuring water loss with and without a plant to estimate absorption, while acknowledging potential inaccuracies due to environmental factors.
  • One participant expresses interest in finding an existing equation that accounts for different plant absorption rates.
  • A request is made for clarification on how the diffusion equation could be applied in this context.

Areas of Agreement / Disagreement

Participants generally agree that the initial question lacks specificity and that different plants will affect water absorption rates differently. There is no consensus on a specific equation or method, and multiple approaches are suggested.

Contextual Notes

The discussion highlights limitations such as the need for specific plant types and environmental conditions, as well as the potential inaccuracies in experimental methods proposed.

Who May Find This Useful

This discussion may be useful for individuals interested in plant biology, environmental science, or experimental design related to water absorption and evaporation in horticulture.

Chockful
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Anyone know an equation for comparing water absorption by plotted plants vs. evaporation of the water collecting in the pot's water collector? That is, if I water a plant and much of the water leaks through to the collection area how much of that leaked water will evaporate vs. be absorbed by the plant?
 
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Your question is too vague. Different plants absorb different ammounts of water. be more spécific
 
Chockful said:
Anyone know an equation for comparing water absorption by plotted plants vs. evaporation of the water collecting in the pot's water collector? That is, if I water a plant and much of the water leaks through to the collection area how much of that leaked water will evaporate vs. be absorbed by the plant?

That is extremely vague, but you could start with the diffusion equation
 
Chockful said:
Anyone know an equation for comparing water absorption by plotted plants vs. evaporation of the water collecting in the pot's water collector? That is, if I water a plant and much of the water leaks through to the collection area how much of that leaked water will evaporate vs. be absorbed by the plant?
I don't know an equation.You can try this:
Keep the environmental conditions constant through out the experiment.
Leave the pot with 1l of water without putting the plant.
After 1hrs measure the volume of water now.
Put the plant and repeat the experiment.
Now,water lost is = water evaporated+water absorbed.
We know the water evaporated so we can find the water absorbed

This experiment may be inaccurate because plant will reduce the surface area water and light reaching.But this experiment can give a rough result
 
adjacent, that's a helpful suggestion and I might try that, but I was hoping people might know of an equation already.

gabriel, a good equation would simply have a variable for different plant absorption rates, etc.

The_Engineer, could you explain how the diffusion equation would work in this scenario? Thanks!
 

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