四川高考历史第四题

2025-02-23 18:53:44
推荐回答(1个)
回答1:

材料三

表三 中国古代农业科技成绩(部分)

时期 内容 备注
春秋战国 牛耕、铁农具
都江堰、郑国渠
测知二十四节气 有利于安排农事
秦汉 楼车 提高播种效率
选种、育秧 提高产量的重要捷径
魏晋南北朝 翻车
《齐民要术》
隋唐 筒车、曲辕犁
宋元 踏犁 由人力操作弥补耕牛的不足
《农桑辑要》 元朝政府研发的农业指导用书
十二气历
明清 《农政全书》

精根细作是中国古代农业的显著特点。根据材料三概括这一特点表现在那些
方面?(4分)结合所学知识分析形成这一特点的主要原因。(6分)

材料四
伴随着第二次科技革命,美国新发明的农机具大量出现并广泛应用,到1899年,近7万项农机具发明和农业技术得到美国专利局认证,仅播种机就达到9156项。1862年颁布《莫里尔土地法》,政府拨地资财建立农学院。同年,美国建立农业部并坚持科研导向。1887年通过《海契法案》,展开建立高效浓郁的相关研究。各地纷纷举办农业展览会、组织农业协会、发行各种农业杂志,推广农业科技。1914年,过会批准《史密斯—利弗法》,从法律上确认此前的各种农技推广工作,并将它们纳入联邦、州、县三级管理结构中。(据钱乘旦《世界现代化进程》)
(4)根据材料四,评述美国政府在促进农业现代化进程中的重要举措。(10分)

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