What do you mean by 4r principle?
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Studied at Stanford University, Lives in Palo Alto. Currently working as a product manager for a tech company.
The 4R nutrient stewardship principles are the same globally, but how they are used locally varies depending on field and site specific characteristics such as soil, cropping system, management techniques and climate.
2023-06-10 04:10:52
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Amelia Kim
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The 4R nutrient stewardship principles are the same globally, but how they are used locally varies depending on field and site specific characteristics such as soil, cropping system, management techniques and climate.