共找到 752 条与 土壤、肥料综合 相关的标准,共 51 页
Technical specification for soil fertilization in rice-wheat rotation area
Classification and coding of cultivated land quality information
Specification for the layout of long-term positioning monitoring points for cultivated land quality
Determination of Soil Field Water Capacity by Frame Flooding Instrument Method
Technical regulations for the construction of fertile cultivated layer in dry land in Northeastern black soil area
Determination of Available Phosphorus in Soil by Inductively Coupled Plasma Emission Spectrometry
Determination of Available Silicon in Soil by Citric Acid Extraction Inductively Coupled Plasma Emission Spectrometry
Determination of Available Molybdenum in Soil Oxalate-Ammonium Oxalate Extraction Inductively Coupled Plasma Mass Spectrometry
Determination of Available Sulfur in Soil by Inductively Coupled Plasma Emission Spectrometry
Determination of Available Boron in Soil Boiling Water Extraction Inductively Coupled Plasma Emission Spectrometry
Determination of available potassium and slow-acting potassium in soil by inductively coupled plasma emission spectrometry
Urea ammonium nitrate solution and instructions for use
Potassium and magnesium sulfate for agricultural use and instructions for use
Calcium ammonium nitrate for agriculture and its usage instructions
Modified ammonium nitrate for agricultural use and instructions for use
Soil Hydrolyzable Nitrogen Determination Kjeldahl Method
Soil Sulfate Ion Determination by Cation Exchange Resin Method
本标准规定了果园施用畜禽粪污沼液技术规程的沼液、施用要求、施用方法、生产记录。 本标准适用于苹果、梨、樱桃、葡萄果园畜禽粪污沼液施用。
Technical regulations for the application of livestock and poultry manure biogas slurry in orchards
Technical specifications for field trials of macroelement water-soluble fertilizers
Risk control guidelines for the use of fertilizer coating materials
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