DB32/T 4677-2024 Zhou Cong Biological Comprehensive Inquiry and Analysis Test Technical Regulations

GB/T 30988-2014 Methods of genomic DNA extraction from plants with high levels of polyphenols GB/T 30989-2014 Technical regulation of high-throughput gene sequencing GB/T 33834-2017 Microbeam analysis—Scanning electron microscopy—Scanning electron microscope analysis of biological specimens GB/T 35871-2018 Inspection of grain and oils—Determination of calcium,potassium,magnesium,sodium,iron,phosphorus,zinc,copper,manganese,boron,barium,molybdenum,cobalt,chromium,lithium,strontium,nickel,sulfur,vanadium,selenium,rubidium contents in cereals and derived products—Inductively coupled plasma optical emission spectrometric method DZ/T 0279.27-2016 Regional geochemical sample analysis method Part 27: Determination of organic carbon content by potassium dichromate capacity method HJ 634-2012 Soil ammonia nitrogen, nitrite nitrogen, and nitrate nitrogen determination: Extraction with potassium chloride solution-spectrophotometry HJ 897-2017 HJ 897-2017 Water Quality: Determination of Chlorophyll a by Spectrophotometry HJ/T 345-2007 Water quality-Determination of iron-phenanthroline spectrophotometry JY/T 0586-2020 Laser scanning confocal microscopy analysis method general principles LY/T 1246 LY/T 1250-1999 Determination of calcium carbonate in forest soil LY/T 1270 NY/T 88-1988 Method for determination of soil total phosphorus NY/T 149-1990 Method for the determination of available boron in soil NY/T 1378-2007 Determination of chloride ion content in soil NY/T 2017-2011 The determination of nitrogen, phosphorus, and potassium in plants NY/T 3030-2016 Determination of Total Soluble Sugar Content in Cotton by Anthrone Colorimetry SN/T 3926-2014 The determination of protein content in dairy, egg, and bean products using the Coomassie brilliant blue method