T/AFFI 029-2022 Sunlight greenhouse sweet cherry early cultivation technical regulations
T/AFFI 029-2022 Sunlight greenhouse sweet cherry early cultivation technical regulations
Basic Information
Scope
Main Technical Content: 1. Scope: This standard specifies the greenhouse conditions, variety selection, planting techniques, environmental control, shaping and pruning, flower and fruit management, pest and disease prevention, and fruit harvesting for the early maturity cultivation of sweet cherries in solar greenhouses in Xinjiang. 2. Normative References: - The following documents are essential for the application of this standard. For dated references, only the version on the specified date applies. For undated references, the latest version (including all amendments) applies. - GB/5084: Standards for Irrigation Water Quality in Farmlands - NY/T1276: General Guidelines for the Safe Use of Pesticides - NY/5013: Environmental Conditions for Pesticide-Free Food Produced from Forestry and Fruit Products - NY/T3024: Standards for the Construction of Solar Greenhouses - DB65/T4263: Technical Specifications for High-Quality and Efficient Production of Sweet Cherries in Solar Greenhouses - DB65/T4286: Operating Procedures for Fertilization and Drip Irrigation Systems in Greenhouse 3. Terms and Definitions 3.1 Solar Greenhouse: A type of energy-saving greenhouse commonly used in northern China. 3.2 Early Maturity Cultivation: A cultivation method that uses facilities and related techniques to advance the ripening period of sweet cherries. 3.3 Chilling Requirement: The cumulative number of hours at 0–7.2°C required for natural dormancy in sweet cherry trees. 4. Site Environmental Requirements: The site environment must comply with NY5013 standards. 5. Solar Greenhouse: The solar greenhouse must comply with NY/T3024 standards. 6. Preparation Before Planting 6.1 Leveling the Land: Level the land before planting, mark the row and spacing requirements, and dig 70 cm wide and 80 cm deep planting trenches. Separate the topsoil from the new soil. 6.2 Seedling Selection: - Select cold-resistant, dwarf rootstocks (e.g.,