论文部分内容阅读
近年来我省各地不断引种聚合草、苦麻菜等饲料。但这些饲料在我省生长情况及与各地习惯种植的密植红薯秧比较有何优缺点,很少报导。我所曾就上述三种青饲料作产量及营养成分的对比试验,现简述如下:1、材料和方法:设聚合草、苦麻菜、密植红薯秧三个试验组,三个重复,共9个小区,小区面积60平方米。聚合草为朝鲜品种。苦麻菜从北京农科院引进。红薯秧苗从郑州市郊区生产队
In recent years, the introduction of polymerization of grass around my province, bitter vegetables and other feed. However, the growth of these feeds in our province and the habit of planting dense sweet potato seedlings all over the pros and cons, rarely reported. I have on the above three kinds of green feed for the yield and nutritional components of the comparative test, are summarized as follows: 1, materials and methods: grass, turmeric, dense planting sweet potato seedlings three experimental groups, three replicates, a total of 9 Community, residential area of 60 square meters. Aggregate grass for North Korea varieties. Bitter turmeric from Beijing Academy of Agricultural Sciences. Sweet potato seedlings from the suburbs of Zhengzhou City production team