Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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DB21/T 2656-2016 Technical regulations of apricot production in solar greenhouse via email in business day valid
DB21/T 2658-2016 Sunlight greenhouse leek production technology procedures via email in business day superseded
DB21/T 2661-2016 Technical Specification for Cowpea Seed Production via email in business day valid
DB21/T 2707-2016 technical regulations for tissue culture of Euonymus maackii Rupr. via email in business day valid
DB21/T 2708-2016 technical regulations for tissue culture of Cerasus humilis Bunge. via email in business day valid
DB21/T 2709-2016 Technical regulation for propogation via tissue culture of Acer rubrum seedlings via email in business day valid
DB21/T 2710-2016 Technical regulation for seedlings cultivation of Prunus virginiana via email in business day valid
DB21/T 2711-2016 Technical regulation for sowing and seedlings cultivation of Magnolia sieboldii via email in business day valid
DB21/T 2712-2016 Technical regulations of sowing and seeding propagation for Quercus mongolica Fisch.ex Ledeb via email in business day valid
DB21/T 2713-2016 Technical regulation for sowing and seedlings cultivation of Thuja occidentalis via email in business day valid
DB21/T 2723-2017 Rules for intensive cultivation of apple with dwarfing rootstock via email in business day valid
DB21/T 2725-2017 Technical Regulations for Cultivation of Seedling of Tilia amurensis Rupr. via email in business day valid
DB21/T 2727-2017 Top-working technical regulation for walnut trees via email in business day valid
DB21/T 2731-2017 Technical regulations for cultivation of seedling of Phellodendron amurense Rupr. via email in business day valid
DB21/T 2745-2017 via email in business day valid
DB21/T 2746-2017 via email in business day valid
DB21/T 2747-2017 via email in business day valid
DB21/T 2750-2017 Mechanization of Rice Planting Technology Procedures via email in business day valid
DB21/T 2787-2017 Technical Specification of Biochar Substratum in Rice Factory Seeding via email in business day valid
DB21/T 2789-2017 Technical Specification for Production of Single-grain Sowing for Maize Seed via email in business day valid
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