T/BZFS 005-2021 Short branch winter jujube virus-free cutting propagation nursery management technical specifications
T/BZFS 005-2021 Short branch winter jujube virus-free cutting propagation nursery management technical specifications
Basic Information
Scope
Main Technical Content: Technical Regulations for the Construction and Management of Poison-Free Short-Branched Winter Jujube Seed Orchards 1 Scope This standard specifies the terms and definitions, the standard for tree density in jujube orchards, methods for transforming dense jujube orchards, and management procedures after their transformation. It applies to the construction and management of poison-free short-branched winter jujube seed orchards within Binzhou City. 2 Normative References The following documents are essential for the application of this document. For dated references, only the version on the specified date applies. For undated references, the latest version (including all amendments) applies. - GB/T 6001 Technical Regulations for Seedling Production - GB/T 18846—2008 Geographical Indication Products — Zhanhua Winter Jujube - GB/T 8321 Guidelines for the Rational Use of Pesticides - GB5084—2005 Standards for Irrigation Water Quality in Farmland - NY/T 496 Guidelines for the Rational Use of Fertilizers - DB37/T 2232-2012 Technical Regulations for Grafting and Seedling Production of Winter Jujube 3 Terms and Definitions The following terms and definitions apply to this document. 3.1 Poison-Free Short-Branched Winter Jujube Mother Trees A virus-free mother tree used for providing rootstock propagation materials for varieties or nutritional clones. After detoxification and virus testing, it does not carry the jujube wilt phytoplasma, yellow leaf curl virus, mycoplasma, rust fungus, sac fungus, fine chain septoria fungus, and other bacteria, fungi, and viruses. 3.2 Poison-Free Short-Branched Winter Jujube Grafting Rootstocks Nutritional rootstocks cultivated from virus-free mother trees or ungrafted virus-free native rootstocks. 3.3 Poison-Free Short-Branched Winter Jujube Seedlings Seedlings free of specific viruses, or short-branched winter jujube seedlings grafted onto virus-free dwarf autograft rootstocks