Laboratory Protocols & SOPs Library
- Experimental determination of plant root vigor by alpha-naphthylamine method SummaryThis experiment was mainly used to determine plant root vigor.Operation methodExperimental determination of plant root vigor by alpha-naphthylamine methodPrincipleThe α-naphthylamine adsorbed on the root surface will be oxidized by the plant roots to produce red 2-hydroxy-1-naphthylamine ...
- Solution culture of plants and experiments on symptoms in case of deficiency of essential elements SummarySolution cultures and sand-based cultures are important methods for studying material nutrition. This experiment studies the techniques of solution culture and demonstrates the importance of the elements N, P, K, Ca, Mg and Fe for plant growth and development.Operation methodSolution ...
- Experiments on the analysis of amino acid composition in plant wounding fluids SummaryPrinciples and methods of analyzing the amino acid composition of plant root wound fluids by paper spectroscopy.Operation methodExperiments on the analysis of amino acid composition in plant wounding fluidsPrinciplePaper chromatography, also known as filter paper chromatography, is an ...
- Experimental determination of nitrate reductase activity in plants by the in vitro method SummaryNitrate reductase (NR) is a key enzyme in the process of nitrate assimilation, which plays an important role in plant growth and development, and the determination of nitrate reductase activity can be used as a physiological and biochemical index for crop breeding and nutritional ...
- Experiments for the determination of the physical and chemical properties of chlorophyll SummaryExperiment to understand some of the main physical and chemical properties of chloroplast pigments.Operation methodExperiments for the determination of the physical and chemical properties of chlorophyllPrincipleChlorophyll is an ester of a dicarboxylic acid that can be saponified with a ...
- In vivo assay of nitrate reductase activity in objects SummaryNitrate reductase (NR) is a key enzyme in the process of nitrate assimilation, which plays an important role in plant growth and development, and the determination of nitrate reductase activity can be used as a physiological and biochemical index for crop breeding and nutritional ...
- Experiments for the determination of nitrate-nitrogen content in plants SummaryNitrate nitrogen is the most important source of nitrogen in plants, and the nitrate nitrogen content in plants can reflect the nitrogen supply of the soil, so it is often used as a fertilizer indicator. Vegetable leaves and root vegetables often contain a lot of nitrate, in the cooking ...
- Experiments for the determination of total amino acids in plant root wound sap SummaryPrinciples and methods for the determination of total amino acids in plant root wound sap.Operation methodExperiments for the determination of total amino acids in plant root wound sapPrincipleAmino acids and hydrated ninhydrin action, can produce diketoindene - diketoindene amine ...
- Experiments on the toxic effects of single salts and the antagonism between ions SummaryObserve the toxic effects of single salts on plants or the antagonistic effects between ions; thus, further understand the interaction of mineral elements and provide a theoretical basis for scientific research and agricultural production.Operation methodExperiments on the toxic effects ...