永登县紫叶莴笋一年两茬优质高效栽培技术

摘要：为提高单位面积土地利用率、产量和效益，降低化肥农药对蔬菜和环境的影响，推进永登县高原夏菜产业高效健康发展，经过多年开展紫叶莴笋栽培技术试验研究，从品种选择、播期安排、整地施肥、田间管理、病虫害防治和采收等环节总结了紫叶莴笋一年两茬高效栽培技术，以期为当地紫叶莴笋生产提供参考。

关键词：紫叶莴笋；一年两茬；优质栽培技术；永登县

中图分类号：S636.2           文献标志码：B          文章编号：2097-2172（2025）02-0193-04

doi：10.3969/j.issn.2097-2172.2025.02.017

High-quality and Efficient Cultivation Techniques for Two Crops per

Year of Purple Leaf Lettuce in Yongdeng County

XUE Lian 1， WANG Chengbao 2， YANG Sicun 3， ZHAGN Peng 1， HUO Lin 2， DONG Xingchen 4

（1. Lanzhou Agro-technical Research and Popularization Centre， Lanzhou Gansu 730030， China; 2. Institute of Soil， Fertilizer and Water-saving Agriculture， Gansu Academy of Agricultural Sciences， Lanzhou Gansu 730070， China; 3. Institute of Dryland Agriculture， Gansu Academy of Agricultural Sciences， Lanzhou Gansu 730070， China; 4. General Station of Gansu

Cultivated Land Quality Construction and Protection， Lanzhou Gansu 730000， China）

Abstract： In order to improve theutilization rate， yield and economic benefit of land per unit area， reduce the impact of fertilizers and pesticides on vegetables and the environment， and promote the efficient and healthy development of highland summer vegetable industry in Yongdeng County， a series of experimental studies on purple leaf lettuce cultivation techniques have been conducted over several years. This study summarized the efficient two-crop-per-year cultivation techniques for purple leaf lettuce production， covering aspects such as variety selection， sowing schedule， land preparation and fertilization， field management， pest and disease control， and harvesting， with the aim of providing a reference for local purple leaf lettuce production.

Key words： Purple leaf lettuce; Two-crop-per-year; High quality cultivation technique; Yongdeng County

紫叶莴笋为菊科（Compositae）莴苣属（Lactuca L.）蔬菜，一年生或二年生草本植物，喜冷凉，不耐高温和霜冻［1 - 2 ］。（剩余4836字）