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題 名 | 液肥對盆栽蕹菜生育之影響=The Effect of Three Nutrition Solution on the Growth and Quality for Water Convolvulus |
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作 者 | 顏勝雄; 廖乾華; | 書刊名 | 桃園區農業改良場研究彙報 |
卷 期 | 54 2003.09[民92.09] |
頁 次 | 頁35-41 |
分類號 | 435.24 |
關鍵詞 | 蕹菜; 設施栽培; 養液栽培; Water convolvulus; Cultivation under structure; Soilless culture; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗旨在探討設施內栽培盆栽蕹菜,分別施用葉綠精、魚精及豌豆堆肥液三種液肥所需之適宜濃度,以供農民參考。三種液肥之試驗處理為葉綠精稀釋1,200、1,600及2,000倍;魚精200、300及400倍;豌豆堆肥液經釀酵後稀釋20、25及30倍;試驗均採逢機完全區集設計,三重複,每小區90盆,採用潮汐灌溉系統。試驗前栽培介質pH值5.91,EC值1.09dS/m,有效性磷含量349mg/kg,有效性鉀7mg/kg,有效性鈣3,121mg/kg,有效性鎂439mg/kg。分別施用三種液肥種植蕹菜,收穫後,介質pH值分別為葉綠精處理5.6~5.78、魚精處理6.12~6.24、豌豆堆肥液處理6.31~6.38;EC值分別為葉綠精處理1.03~1.29dS/m、魚精處理0.96~1.03dS/m、豌豆堆肥液處理0.37~0.58dS/m,均在適宜範圍內;有效性鉀含量以施用魚精最高,平均達590mg/kg。植體養分含量,三種液肥比較結果,氮、鉀含量均以施用葉綠精較高,分別約30及150g/kg;鈣含量則以施用豌豆堆肥液較高,約37g/kg。三種液肥不同稀釋倍數對蕹菜生育及品質之效應,株高以施用葉綠精45.4~48.7cm最高,施用魚精及豌豆堆肥液分別為36.4~37及30.5~32.2cm;三種處理之鮮重分別為64.1~65.3、56.5~63.6、36.9~39.4g/pot;可溶性固形物以施用葉綠精最高,達5.5~5.7°Brix,施用魚精及豌豆堆肥液分別為4.1~4.6及2.9-4.1°Brix。三種液肥之不向稀釋倍數對蕹菜生育及品質差異不大,因此,盆栽蕹菜可施用葉綠精稀釋2,000倍或魚精稀釋400倍或豌豆堆肥液稀釋30倍。 |
英文摘要 | This experiment was to study the optimum concentration of three liquid fertilizers for water convolvulus cultured by pot in greenhouse. Hakaphos blue was diluted 1200, 1600 and 2000 times. FLOURISH was diluted 200, 300 and 400 times. Fermented pea compost exudates was diluted 20, 25 and 30 times, respectively. A randomized complete block design with three replications was used, and plot contained 90 pots. Water was applied using ebb and flow system. Medium was analyzed before experiment, the results showed, the pH value was 5.91, the EC value was 1.09dS/m, avail P was 349 mg/kg, K was 407 mg/kg, Ca was 3121 mg/kg, and Mg was 439 mg/kg. After experiment, medium was analyzed and it showed, the pH value of Hakaphos Bluewas 5.6-5.78, FLOURISH was 6.12-6.24 and fermented pea compost exudates was 6.31-6.38. The EC value of Hakaphos Bluewas 1.03-1.29 dS/m, FLOURISH was 0.96-1.03 dS/m, and fermented pea compost exudates was 0.37-0.58 dS/m. All the parameters were in the optimum range. It was the highest contents of the avail K by using FLOURISH, the value was 590 mg/kg. The contents of nitrogen and potassium for water convolvulus was the highest in Hakaphos Bluethan the others, the value was about 30 and 50 g/kg, respectively. The calcium content was higher by fermented pea compost exudates, it was about 37 g/kg. The effects of three liquid fertilizers on the growth and quality of water convolvulus, the plant height 45.4-48.7 cm were the highest by Hakaphos Blue. FLOURISH and fermented pea compost exudates was 36.4-37 cm and 30.5-32.2cm, respectively. The plant fresh weight was 64.1-65.3, 56.5-63.6, 36.9-39.4 g/pot, respectively. The soluble solid was the highest by Hakaphos Blue, it was 5.5-5.7 °Brix. FLOURISH and fermented pea compost exudates was 4.1-4.6 and 2.9-4.1 °Brix, respectively. There was only little difference among three nutrition solution and their different concentration on the growth and quality for water convolvulus. Therefore, using the lowest concentration has the minimum charge, namely, Hakaphos Bluewas diluted 2,000 times. FLOURISH was diluted 400 times and Fermented pea compost exudates was diluted 30 times. |
本系統中英文摘要資訊取自各篇刊載內容。