LETTUCE SEED BIOASSAY - page is still under construction

Students use lettuce seeds as a bio-indicator for water quality:

RESULTS OF NYC TESTS COMING SOON!

 

 Butter crunch lettuce seeds used in water quality bioassay - BEFORE

AFTER: In our positive control plate (distilled water) 85% of the seeds germinated

In addition to germination rates we measure the length of the radicle (young root).

More about bioassay and materials/methods at Cornell Cooperative Extension Web Site.

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