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高中地理教材活动系列82

  • 2026-05-07 23:19:24
高中地理教材活动系列82

活动材料

    阅读下列材料,完成相关任务。

    水稻是一种高产的农作物。从生长习性来看,水稻喜温喜湿,在生长过程中需要充足的光照和热量,尤其是需要大量的水分。水稻生产过程相对复杂,费劳动力较多,而且不太适合大规模的机械化经营。

    水稻种植业主要分布在东亚、东南亚和南亚降水较为丰富的地区。在非洲的埃及和刚果民主共和国,南欧的一些地区,美国密西西比河下游地区,南美洲的一些国家,也有大面积的水稻种植。

  1.结合亚洲的地形、气候和人口分布等特征,分析亚洲水稻种植业的形成条件。

    2.结合所学知识,讨论亚洲水稻种植业的不利条件及其解决措施。

    3.归纳亚洲水稻种植业的主要特点。

活动目标

    1.结合地图,指出世界水稻主要产区分布。

    2.结合材料,分析亚洲水稻种植业的区位条件,并提出解决不利条件的合理建议。

    3.归纳亚洲水稻种植业的主要特点。

活动建议

    1.提供亚洲地形图、亚洲气候类型分布图、亚洲人口密度图、水稻种植业相关图片(如插秧、收割、梯田景观等)等信息,方便学生深度理解和表达。

    2.注意引导学生区别区位因素与区位条件的差异,规范表达。

    3.注意引导学生理解生产特点与发展方向的内在联系。

参考答案

    1.热量:主要分布在热带、亚热带、温带季风气候区,全年高温或夏季高温,热量充足。

    地形:主要集中在平原、盆地丘陵地区,地形平坦。

    土壤:土层深厚,土壤肥沃。

    劳动力:水稻种植生产过程复杂,劳动强度大,需要劳动力多,东亚、东南亚和南亚人口稠密,劳动力丰富。

    市场:亚洲主要水稻种植业地区人口稠密,人均耕地少,水稻单位面积产量高,种植水稻能缓解人口对土地的压力和对粮食的需求。

    种植历史:东亚、东南亚和南亚水稻种植历史悠久,种植水稻的传统经验丰富。

    耕作制度:两年三熟或一年两熟三熟

    2.地形是亚洲水稻种植业发展的限制性因素之一。亚洲的水稻种植区多为山地丘陵区,土地面积狭小,不能连片,机械化难以推广。解决措施:发展适合山地地形的小型农用机械。

    多旱涝灾害也是亚洲水稻种植业的限制性因素之一,东亚、东南亚、南亚位于季风气候区,夏季风的不稳定性易出现旱涝灾害,对农业生产造成威胁。解决措施:兴修水利工程。

    3.以小农经营为主;单产高,但商品率低;水利工程量大;劳动力需求量大等。

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  1. CONNECT:[ UseTime:0.000522s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000722s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000316s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000290s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000524s ]
  6. SELECT * FROM `set` [ RunTime:0.000198s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000518s ]
  8. SELECT * FROM `article` WHERE `id` = 467973 LIMIT 1 [ RunTime:0.000381s ]
  9. UPDATE `article` SET `lasttime` = 1778312223 WHERE `id` = 467973 [ RunTime:0.011947s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000307s ]
  11. SELECT * FROM `article` WHERE `id` < 467973 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000554s ]
  12. SELECT * FROM `article` WHERE `id` > 467973 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000365s ]
  13. SELECT * FROM `article` WHERE `id` < 467973 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000692s ]
  14. SELECT * FROM `article` WHERE `id` < 467973 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.004771s ]
  15. SELECT * FROM `article` WHERE `id` < 467973 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.005594s ]
0.113318s