Tagged pH

unit
unit

Boosting the chemistry of soil: A data analysis unit

3 lessons, 13 files
Which soil or nutrient inputs provide a return on investment? What data can help you find out? This case study helps students see how soil or nutrient inputs affect soil chemistry, the importance of controlling variables, and how to analyze yield data to determine if an agriculture treatment …
student research project
student research project

The Miracle Formula

Aug 5, 2020
The purpose of this investigation is to find out how the pH and amount of each ingredient in a chemical fertilizer would affect the height of soybean, watermelon, and pumpkin plants. It is expected that fertilizers containing more nitrogen will …

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