Determination of starch content in cereals
Starch is the main storage material of plants, mostly in seeds, roots and tubers. Starch is not only an important nutrient, but also has a wide range of industr
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Determination of total free amino acids in plant tissues
Amino acids are the basic units of proteins and are also the breakdown products of proteins. Nitrogen absorbed and assimilated by plant roots is mainly transpor
Determination of organic acid content in fruits and vegetables
Organic acids are found in a wide range of plant organs and play an important role in metabolism. The content of organic acids varies in different parts of the
Determination of sucrase activity in plant tissues
To understand the method of extracting sucrase from plant tissues and the principle of Nelson's method for determining sucrase activity.
Observations on the basic structure and posterior contents of plant cells
Cells are the basic units that make up living organisms. Compared with animal cells, plant cells have their own special cell components, such as cell wall and p
Determination of plant alkaloid content
Alkaloids are natural nitrogen-containing organic compounds, but do not include amino acids, proteins, nucleic acids, chlorophyll, choline, methylamine and othe
Angiosperm Flower Patterns and Flower Programs
In order to illustrate in a simple way the structure of a flower, the composition, arrangement and interrelationship of its parts, the parts of a flower can be
Determination of the content of plant flavonoid compounds
Usually, we call a group of substances with C6-C3 C6 carbon structure as flavonoid compounds, including flavones, flavonols, flavanones, chai- cones, anthocyani
freehand sectioning experiments
Freehand sectioning is a method of holding a blade or razor and cutting fresh or fixed material into thin slices, which are then mounted and used for microscopi