Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 38 - Plant Nutrition and Soils - Review Questions - Apply: 5


Copper: 4-30g Zinc: 15-100g Potassium: 5-60kg Iron: 25-300g

Work Step by Step

1 ppm=1 mg/kg. With 1000 kg of potatoes, each ppm gives a gram of nutrient at the end of the calculation (1mg/kgx1000kg=1000mg=1g). 1% of 1000kg=10kg, so for part C., just work proportionally.
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