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題 名 | 都市水耕栽培系統之製作與成效 |
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作 者 | 王鼎盛; 喻新; | 書刊名 | 農業工程學報 |
卷 期 | 38:2 1992.06[民81.06] |
頁 次 | 頁1-16 |
分類號 | 435.2 |
關鍵詞 | 水耕; 栽培系統; 都市; |
語 文 | 中文(Chinese) |
中文摘要 | 在都市地區成功開發一種搭建容易、抗風性高、造價低廉、管理時間短暫又可不定期照顧的家庭式蔬菜水耕栽培溫室,以提供忙碌之都市家庭自行生產無農藥的清潔蔬菜與各種花卉。 此種溫室在裝有養液10cm時,可抗風壓力為74.49~89.15kg/m²相當於風力區100~150級區。若將養液深度增加0.4~2.7cm時可算風壓力的皆為92.3kg/m²。 在以不同高度遮蔭之研究結果發現,黑網不宜直接覆蓋於水耕溫室頂部,而有10cm高度時溫室內部熱環境的均勻度較佳,且溫室內部最高氣溫較低,但再增加遮蔭高度對其並無影響。無論覆蓋高度為何,培養液溫度均可控制在穩定狀態。 此種溫室在屋頂搭建可阻截、反射、吸收太陽幅射,夏季時增加屋頂之隔熱效率可達20.8﹪,降低夏季冷氣使用量以節約能源。 蔬菜水耕栽培以海綿配合栽培管之型式並以疏植方式栽培最佳,不但管理方便且蔬菜品質優良,最適家庭栽培採用。 花卉水耕栽培之適宜環境隨花卉種類而改變,栽壤介質採用海綿時栽培成效較佳。 此種系統每坪可生產年收益達1905元且無農藥之高品質蔬菜。花卉年收益為1210元,但若改換品種及種植方式可顯著增加收益。 |
英文摘要 | An easy-constructed, high wind resistant, low cost, and manageable greenhouse with vegetable-flower hydroponic system at the roofplate for urban families was developed. This kind of greenhouse which fill with 10 cm depth of cultural liquid can resist wind pressure range from 7.49 to 89.51 kg/m² (100 to 150 wind grade). It can also sustain wind velocity of 38.4 m/sec and wind pressure of 92.34 kg/m² regarding to increase the depth of liquid from 2.7cm to 0.4cm. The height of shade about 10 cm is the optimum span for the uniformity of thermal environment in the greenhouse. For the cooler condition, the response also no change even increase the shade height. Shade can control the temperature of cultural liquid in stable condition without the effect of heights. The greenhouse also decreases average about 20.8﹪ of thermal conduction at roofplate so that save cooling expenditures during the summer. Since easy management and high quality production, this type of hydroponic system with sponge as its media and with culture bottles is the appropriate arrangement for family use. There is no significant results of flower productions with different shades. The production of flowers with sponge as its media is also better than others. The annual profit of per 3.3 NT$1905 for high quality vegetable propuction with pesticide-free, while NT﹩1210 for flower production. It can be improved greatly by changing the species of flower or by changing the methods of culture system. |
本系統中英文摘要資訊取自各篇刊載內容。