山东省主要多年生栽培草种区划的研究

本文分析了确定草种分区的原则和分区命名的方法。根据在全省主要地区的设点试验和调查研究,提出把山东省划分为四个草种区:Ⅰ、鲁东丘陵紫苜蓿、百脉根、黑麦草区;Ⅱ、鲁中南山地丘陵沙打旺、草木樨、(?)状羊茅区;Ⅲ、鲁西南平原紫苜蓿、沙打旺、无芒雀麦区;Ⅳ、鲁北平原苜蓿、沙打旺、冰草区。对各区自然资源和当家草种作了简要说明,同时还分析了各区牧草栽培利用上存在问题,提出了解决的途径。

STUDIES ON THE DIVISION OF THE MAIN CULTIVATED PERENNIAL FORAGES IN SHANDONG PROVINCE

This paper studied the natural environment of Shandong Province, the principle and methods of forage division.According to experiments and investigations, the main cultivated perennial forages in Shandong Province should be divided into four regions, namely : 1.The medicago sativa, Lolium pernne region in hilly-area of eastern Shandong, 2,The Astragalus adsurgen, Melilotus, Festuca arundinacea region in mid-southern mountainous area of Shandong, 3.The Medicago sativa, Astragalus adsurgen, Bromus inermis region in south-western plain of Shandong; 4.The Medicago, Astragalus adsurgen, Agropyrum region in northern plain of Shandong. In each region, the natural resources and main cultivated forages were briefly discussed.