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Seeds testing

RLearning Inc.

Created on January 5, 2021

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Transcript

Let ‘s Test Germination Rate of seeds!!

Formula for Computing Seed Germination Rate:

No. of Seeds Germinated

Total No. of Seeds

x 100 = % GERMINATION RATE
Example: 85 seeds germinated 100 seeds tested
.85 x 100 = 86% Germination Rate

Methods of Testing Seed Germination

Rag doll method - testing seeds using a towel.

STEPS

Get a firm towel

Wet the towel and allow free water to drip off for a minute.

Lay the wet towel flat.

Prepare the seeds

Rag doll method - testing seeds using a towel.

STEPS

Place 100 seeds in towel

Use a bamboo stick and roll the towel

Spray water 2x a day to keep moisture

Rag doll method - testing seeds using a towel.

STEPS

Count the number of seeds germinated

Use the formula for computing the germination rate

Open the towel after 3 days

Petri dish method - testing seeds using a petri dish and tissue.

STEPS

Get a petri dish

Prepare tissue or kitchen tissue

Cut the tissue and place it in the petri dish

Put some water

Petri dish method - testing seeds using a petri dish and tissue.

STEPS

Place the seeds and add a moist tissue

Count the germinated seeds after 3 days

Use the formula for computing the germination rate