太阳辐射的纬度差异对我国东部地区南北方的耕作制度有何影响

2025-03-15 22:07:17
推荐回答(5个)
回答1:

太阳辐射的纬度差异对我国东部地区南北方的耕作制度的影响:北方地区一年一熟到一年两熟,南方地区一年两熟到一年三熟。
太阳辐射的纬度差异的表现是由低纬度地区向高纬度地区太阳辐射之间减弱,世界气温大致由低纬度向高纬度降低。热量条件也有类似的变化。我国北方地区纬度较高,太阳辐射相对较弱,热量不足,农作物一年成熟收获的次数少。东北平原一年一熟,华北平原两年三熟到一年两熟。南方地区热量充足,全年无霜,农作物生长季节长。长江中下游平原稻麦一年两熟或种植双季稻,珠江三角洲水稻可以一年三熟。

回答2:

南方纬度低辐射强年积温大耕作制度是一年三熟、北部:纬度高辐射弱 一年一熟或两年三熟。

回答3:

以上友友已对第一问解答,后一问是太阳辐射随纬度增加而减弱,积温逐渐减少,当5日均温低于10度时作物就不再生长,又导致耕作制度差异

回答4:

海南岛以及两广的南部地区(热带地区)一年三熟,秦岭淮河以南地区(亚热带)一年两熟,华北地区(暖温带)三年两熟,东北地区(中温带)一年一熟,主要是由于太阳辐射南多北少,积温不同,越靠近赤道积温越高

回答5:

我国南方靠近赤道纬度小 ,太阳辐射角大,气温比北方温暖适合种植一些耐高温的植物

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