摘要
本研究通过对山东省主要农作区苜蓿田杂草进行调查,掌握杂草的种类及其为害特点,以期为山东地区苜蓿田杂草综合治理提供科学依据.通过 5 年连续调查统计,共发现山东省苜蓿田杂草有 33 科 135 种.其中,菊科杂草有 28 种、禾本科杂草 18 种、十字花科杂草 9 种、豆科和藜科杂草8 种、苋科和旋花科各 7 种.苜蓿田杂草具有生活型、繁殖方式、危害多样性的特点,笔者针对主要杂草提出了防控技术措施.
Abstract
This study conducted field surveys on ruderals in the primary alfalfa planting areas in Shandong Province,China.The objective was to gain knowledge about the different types of ruderals and their harmful characteristics.The aim was to provide a scientific foundation for effectively managing ruderals in alfalfa fields in Shandong.After conducting a thorough and ongoing investigation for a period of 6 years,a comprehensive analysis of data revealed the presence of 135 distinct species belonging to 33 different families of ruderals in alfalfa fields located in Shandong Province.The survey identified a total of 28 species of Asteraceae ruderals,18 species of Poaceae ruderals,9 species of Brassicaceae ruderals,8 species each of Leguminosae and Chenopodiaceae ruderals,and 7 species each of Amaranthaceae and Convolvulaceae.The ruderal plants found in alfalfa fields display traits such as variety of life styles,intricate reproductive strategies,varied methods of propagation,and high levels of competitiveness.The author has proposed prevention and control measures for the main weeds.
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