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《农业概述》一节的难点突破□杨化河(山东新泰一中)《农业概述》一节教材与《地球上的生物、土壤和自然带》及《自然资源和资源保护》两章内容关系密切,又是《农业生产与粮食问题》一章的理论基础,起着承上启下的重要作用,难度较大,必须使学生认真学好。“农业生产...
Difficult Points Breakthrough in the Agricultural Overview Section □ The teaching materials in the “Agricultural Overview” section of the Yanghua River (Shandong Xintai No.1 Middle School) are closely related to the contents of “Biology, Soil and Natural Belt on Earth” and “Protection of Natural Resources and Resources” , Which is also the theoretical basis of the chapter on “Agricultural Production and Food Problems”. It plays an important role in linking up and opening up. It is more difficult and requires students to study well. "Agricultural Production...