查詢結果分析
來源資料
相關文獻
- 以生化及組織化學方法預測橫山梨之萌芽期
- 留存萌蘗枝數對銀合歡萌芽更新林分生物量和木材比重的影響
- '橫山'梨萌芽與碳水化合物及氮素之關係
- 不同成熟度梨瓜及愛文芒果未熟果應用於仿製芒果青及其果膠酯酶、聚半乳糖醛酸酶、α-澱粉酶及纖維素酶活性之消長
- 不同嫁接切口覆蓋處理對高接梨嫁接成活率之比較
- 橫山梨以氰氨基化鈣催芽之探討
- 金煌芒果果實生育期果重、果實比重、碳水化合物及澱粉酶的變化
- 財務分析師,管理當局及統計模式預測準確度之比較研究
- 樹薯原料比重與澱粉製成率之關係
- Effect of Potassium Chlorate on Off-season Flowering in Longan (Dimocarpus longan)
頁籤選單縮合
題 名 | 以生化及組織化學方法預測橫山梨之萌芽期=Using Biochemical and Histochemical Method to Predict the Budbreak Date of Hengshan Pear |
---|---|
作 者 | 林信山; 林嘉興; 張林仁; | 書刊名 | 臺中區農業改良場研究彙報 |
卷 期 | 51 1996.06[民85.06] |
頁 次 | 頁59-68 |
分類號 | 435.312 |
關鍵詞 | 梨; 澱粉; 碘液呈色; 去氫酶; 比重; 預測; 萌芽; Pear; Starch; Iodine/potassium iodide; Stain; Dehydrogenase; Specific gravity; Predict; Budbreak; |
語 文 | 中文(Chinese) |
中文摘要 | 以生化及組織化學方法預測橫山梨之萌芽期本省中部中低海拔地區之 高接梨產業,是一種獨特的栽培方法,產值很高。高接作業的適當時機是每年的 一月間,但果農為了早高接早收穫可賣到好價錢,所以都盡量提早高接之作業日 期,結果因砧樹橫山梨未完全脫離休眠,尚未恢復生長,致影響高接梨果實之生 長至鉅。因此,若能建立預測萌芽期之指標,在橫山梨萌芽前至少25日就能預 測萌芽日期,必將極有應用價值。本試驗以台中區農業改良場梨園中之5年生橫 山梨(Pyrus serotina Rehd. cv. Hengshan)8株供試,連續3年於預期萌芽期之前後 取樣枝條,分析比重、澱粉含量、去氫鋂活性等之時序變化,並進行碘液呈色之 組織化學觀察的結果,顯示枝條比重及澱粉含量均在橫山梨萌芽前1個月有一峰 值,然後呈現下降的趨勢;碘液呈色反應顯示枝條切面之紫黑色隨著澱粉含量之 遞減而漸淡。這三項參數的一致性變化,及其峰值出現的時機,導引建立以枝條 比重及碘液呈色之時序變化為指標來預測橫山梨萌芽期的可能性。去氫鋂活性在 萌芽前約1週出現較高峰值的現象,可做為橫山梨恢復生長的旁證。 |
英文摘要 | Grafting a chilled floral bud from a high chilling cultivar onto the water shoot of low chilling cultivar grown in the lowlands is a distinguish culture for pear production in central Taiwan's lowland, and it is a profitably big industry. Usually, the optimum period for the grafting pratices is in January. However, due to the market demand and the high price of earlier fruits, some growers try to graft as earlier as possible. Most of these earlier grafting practices had bad results because that the stock of Hengshan (Pyrus serotina Rehd.) trees did not resume growth thoroughly. In order to solve the problem, this experiment was conducted to create a feasible index of budbreaking one month before. Eight Hengshan pear trees of five-year old grown at Taichung DAIS were sampled through three consecutive years from December in 1993 to March in 1996. The specific gravity, starch content, and dehydrogenase activity of current year shoot were analyzed, and the histochemical observation using iodine/potassium iodide stain was conducted. The results revealed that a peak of specific gravity and starch content were detected around one month before budbreak, and then decreased. From the stain of iodine/potassium iodide, a positive relationship was found between starch content and brown color. The similar trends and the timing of these three parameters indicated that feasibile indices can be used to predict the budbreak date. The approach based on the date of appearance of the highest specific gravity and the deepest brown of branch section. In addition, the higher activity of dehydrogenase was detected just one week before budbreak. Which provided a side evidence of budbreaking.ey words: pear, starch, iodine/potassium iodide, stain, dehydrogenase, specific gravity, predict, budbreak. |
本系統中英文摘要資訊取自各篇刊載內容。