论文部分内容阅读
我国长期以来人畜共粮、粮饲兼用,由于传统粮食观念和青贮综合技术不配套等因素限制了对秸秆的利用,主要沿用传统的落后方式,收获去果穗后再喂牲畜或就地焚烧,不仅造成浪费,而且严重污染了环境。即使是利用玉米饲养家畜,但多数品种后期叶片早衰,持绿性差,不太适宜秸秆饲用或青贮。 “七五”期间我国将青饲玉米列入国家科技攻关计划,以多秆多穗、茎叶多汁、富含糖分、适口性好
For a long time our country has a total of grain and animal husbandry, food and feed, due to the traditional concept of grain and silage technology is not complete and other factors that limit the use of straw, mainly follow the traditional way backward, after harvest ear to harvest or in-situ burning, not only Resulting in waste, but also seriously polluted the environment. Even the use of corn to feed livestock, but most varieties of late leaves premature aging, poor green holding, not suitable for straw feed or silage. During the “75” period, China included green-fed corn in its national scientific and technological research program, with more stems and more spikes, succulent stems and leaves, rich sugars and good palatability