DSSAT模式在預測水稻產量及氣候變遷衝擊評估之適用性探討
Other Title
The Applicability of DSSAT Model to Predict the Production of Rice and to Evaluate the Impact of Climate Change
Resource
中華農業研究 49(4): 16-28
Journal of Agricultural Research of China 49(4): 16-28
Journal
中華農業研究
Journal Volume
49
Journal Issue
4
Pages
16-28
Date Issued
2000-12-02
Date
2000-12-02
Author(s)
Abstract
對農業生産而言,氣候具有二種意義,若能有效管理則為一種資源,相反的,則是一種危害。大氣二氧化碳濃度在過去200年來,由280ppm增加到350ppm,最近35年和其他溫室氣體快速增加,由315ppm迅速增加到350ppm,增加的二氧化碳濃度經由直接刺激光合作用進行而影響作物生長,這種生理反應一般稱為“二氧化碳肥料效應”,在其他條件配合下可使作物生育更好及更有活力,進而提高乾物重産量。
For agriculture production, climate must be managed both, as a resource to be used wisely on the one hand, and a hazard to be dealt with on the other. Concentration of atmospheric CO2 has increased from about 280 to 350 ppm in the last 200 year and has increased rapidly from 315 to 350 ppm during the past 35 year along with other ”greenhouse” trace gases. Increased CO2 concentration can affect plant growth due to directly stimulation of photosynthesis.
Subjects
氣候變遷
溫室效應
二氧化碳肥料效應
大氣環流模式
Climate change
Greenhouse effect
CO2 fertilization effect
General circulation model
Publisher
農業試驗所
Type
journal article
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