T/YNFS 001-2022 Drone foliar fertilizer and pesticide spraying technical regulations - Walnut

Scope

Scope: 1. This document specifies the terms and definitions, basic requirements, preparation for operations, and quality control for spraying foliar fertilizers and pesticides on walnut trees using drones, as well as the operation file. 2. This document applies to the management of walnut spraying operations using drones for foliar fertilizers and pesticides. Main Technical Content: 1. Scope 2. Normative References 3. Terms and Definitions 3.1 Drone 3.2 Pilot 3.3 Spray Width 3.4 Operating Height 3.5 Missed Spraying 3.6 Inter-row Spraying 3.7 Intra-row Spraying 4. Basic Requirements 4.1 Operational Performance 4.2 Contracts 4.3 Personnel 4.3.1 Pilot 4.3.2 Assistants 4.4 Open-crown Tree Shape 4.5 Understory Planting (Intercropping Orchards) 5. Preparation for Operations 5.1 Determining Spraying Areas 5.1.1 Terrain Survey 5.1.2 Operation Design 5.1.3 Setting Up Isolation Zones 5.2 Material Preparation 5.3 Meteorological Conditions 5.3.1 Weather and Wind Speed 5.3.2 Rainfall 6. Operations 6.1 Flight Parameters 6.1.1 Aircraft Selection 6.1.2 Flight Height 6.1.3 Flight Speed 6.1.4 Effective Spray Width 6.2 Flight Path 6.3 Pesticide and Fertilizer Selection 6.3.1 Pesticides should be selected based on the occurrence of pests and diseases in the orchard, and spraying pesticides must comply with LY/T 2648 requirements. 6.3.2 Foliar fertilizers and regulators should be selected based on the growth and fruiting conditions of the orchard, and the foliar fertilizers and regulators must comply with GB/T 17419, GB/T 17420, and NY/T 496 requirements. 6.3.3 According to the principle of "prevention-oriented and integrated control", pesticides are generally targeted at fungal diseases and scale insects, aphids, mites, and leaf-eating insects; high-efficiency and low-risk pesticides registered for use should be selected, with emulsifiable concentrates, suspensions, dry suspensions, and emulsions as the

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