Determination significance: Plant chlorophyll existence in green plant tissue, its content is closely related to photosynthesis, nutrient status, is an important indicator of reaction plant growth conditions.\u0026 NBSP;
As determined: Chlorophyll A and chlorophyll b have the maximum absorption at 645 nm and 663 nm, and the chlorophyll A and chlorophyll b and the total leaf content can be calculated according to the empirical formula.\u0026 nbsp;
A self-contained experimental supplies and instruments: balance, mortar, visible spectrophotometer, 1 ml glass cuvette, 10ml glass test T, tin foil paper.\u0026 nbsp;

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