新疆农业科学 ›› 2022, Vol. 59 ›› Issue (2): 361-369.DOI: 10.6048/j.issn.1001-4330.2022.02.012

• 作物遗传育种·分子遗传学·耕作栽培·种质资源 • 上一篇    下一篇

核麦间作条件下小麦光合特性及核桃果实品质的变化

朴涵琪1(), 余晓娥1, 欧源1, 王宝庆2, 陈虹1, 虎海防2()   

  1. 1.新疆农业大学林学与园艺学院,乌鲁木齐 830052
    2.新疆林业科学院,乌鲁木齐 830000
  • 收稿日期:2021-03-22 出版日期:2022-02-20 发布日期:2022-03-22
  • 通信作者: 虎海防
  • 作者简介:朴涵琪(1996-),女,辽宁人,硕士研究生,研究方向为森林培育技术与应用,(E-mail) 2442297295@qq.com
  • 基金资助:
    自治区公益性科研院所基本科研业务经费(KY2019035)

Changes of Photosynthetic Characteristics of Wheat and Fruit Quality of Walnut under the Condition of Kernel-Wheat Intercropping Mode

PIAO Hanqi1(), YU Xiaoe1, OU Yuan1, WANG Baoqing2, CHEN Hong1, HU Haifang2()   

  1. 1. College of Forestry and Horticulture, Xinjiang Agricultural University, Urumqi 830052, China
    2. Xinjiang Academy of Forestry Sciences, Urumqi 830000, China
  • Received:2021-03-22 Online:2022-02-20 Published:2022-03-22
  • Correspondence author: HU Haifang
  • Supported by:
    Basic Scientific R & D Program of Public Welfare Research Institutions of Xinjiang Uygur Autonomous Region of China(KY2019035)

摘要:

【目的】 研究6a生核桃树与冬小麦间作巷道的光环境特性以及对比单间作核桃之间果实品质差异,为核桃与小麦的提升光合作用及品质提供理论支撑。【方法】 使用LAI-2200C冠层分析仪和LI- 6400便携式光合仪,分别测定2种模式下核桃各时期叶面积指数以及冬小麦各时期的光合生理数据;对比分析间作园与单作园核桃果实品质差异。【结果】 在核桃各个生长期中,单作园核桃叶面积指数要高于间作园;冬小麦不同生育时期光饱和点为灌浆期>成熟期>扬花期>抽穗期,光补偿点为成熟期>扬花期>抽穗期>灌浆期;间作园核桃果实在干鲜果重、横、纵、侧径上要好于单作园果实,但出仁率、氨基酸、脂肪酸含量等指标要单作园果实要优于间作园果实。【结论】 间作条件下核桃叶面积指数小于单作核桃叶面积指数;核桃果实品质单作园优于间作园,光合生理指标间作小麦低于单作小麦;应改变间作园内光环境,增大核桃株行距;在6a生以上树龄核桃园不再进行间作。

关键词: 间作; 光环境; 核桃; 果实品质

Abstract:

【Objective】 To provide theoretical support for the high yield and income increase of walnut and wheat by studying the light environmental characteristics of the roadway between 6a walnut tree and winter wheat and comparing the fruit quality difference between single planting walnut. 【Methods】 】LAI-2200C canopy analyzer and LI- 6400 portable photosynthetic apparatus were used to measure leaf area index (LAI) of walnut and photosynthetic physiological data of winter wheat at each period under the two modes. And after that, the difference of walnut fruit quality between intercropping gardens and single cropping gardens was analyzed. 【Results】 In each growing period of walnut, the leaf area index of monocultural orchard was higher than that of intercropping orchard. Light saturation points at different growth stages of winter wheat were shown as: filling stage > maturity stage > heading stage at flowering stage, and > filling stage at light compensation point at maturity stage, > at flowering stage, and > heading stage. In terms of dry fruit weight, horizontal, vertical and lateral diameter, intercropped walnut fruits were better than those of the monocropped fruits, but the yield, amino acid, fatty acid content and other indexes of the monocropped fruits were better than those of the intercropped fruits. 【Conclusion】 The leaf area index of walnut under intercropping condition is smaller than that of walnut under single cropping condition, and walnut fruit quality of monoculture is also better than that of intercropping orchard. Intercropping wheat photosynthetic physiological indexes are lower than those of monoculture wheat, so if we want to further improve the yield of walnut and wheat, the light environment in orchards should be changed, and the row planting space should be widened, or in other words, the orchards that are over 6a are not suitable for intercropping.

Key words: intercropping; light environment; walnut; fruit quality

中图分类号: 


ISSN 1001-4330 CN 65-1097/S
邮发代号:58-18
国外代号:BM3342
主管:新疆农业科学院
主办:新疆农业科学院 新疆农业大学 新疆农学会

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