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題 名 | 水稻秧苗生育特性之遺傳育種研究(2):種子蛋白質、澱粉糖含量及種子大小與秧苗生長力之關係 |
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作 者 | 吳詩都; | 書刊名 | 中華農學會報 |
卷 期 | 91 1975.09[民64.09] |
頁 次 | 頁77-82 |
關鍵詞 | 水稻; 生育; 生長力; 含量; 秧苗; 蛋白質; 種子; 種子大小; 澱粉; 糖; 遺傳育種; |
語 文 | 中文(Chinese) |
中文摘要 | 使用千粒重差異大之水稻品種6個,臺中65號及其早生isogenic品系A37,高生種3個,及其相對之半矮生isogenic品系3個,共14個。在暗室中以28℃,18℃兩種溫度處理,令其發芽,另外又播種於機械栽培箱,分三種肥料處理調查其秧苗生長力,分析品種特性、種子大小、種子化學成份與秧苗生長力之關係,其結果如下: (一)施肥對小粒品種之秧苗生長力有促進之效果,中粒品種無顯著差異,大粒品種則反有抑制的作用。 (二)早熟品種之秧苗生長力隨施肥量之增加而遞減,而半矮生品種則有遞增之趨勢。 (三)各種不同施肥條件下一般言之,種子之大小與秧苗生長力呈正相關關係,而種子蛋白質及Amylase含量則與秧苗生長力不呈相關關係。除在標準施肥處理外秧苗生長力以臺中65號比A37大且半矮生品種一般比高生品種為大。 |
英文摘要 | Fourteen varieties of rice which differed in seed size, maturity, plant height, protein and amylose contents were used to study factors affecting seedling growths. One set of seeds were germinated under the dark condition at 18° and 28℃, while the other set of the seeds were sown in the seedling box with 3 levels of fertilizer. Seed growth vigor in term of whole plant weight (including root) was measured. It was observed that under high fertilizer condition, the small seed varieties showed an increase in seedling growth rate but it was contrast in the large seed varieties. There was no difference in seedling growth rate in the intermediate seed varieties under different fertilizer levels. The seedling growth rate increased in the early maturity varieties but decreased in the semi-dwarf varieties. A positive correlation between seed size and seedling growth rate was observed in spite of fertilizer levels. No correlation was found between seedling growth rate and protein content as well as amylose content. Under the high level of fertilizer, the seedling growth rate of Taichung 65 was higher than its earliness isogenic line A37. |
本系統中英文摘要資訊取自各篇刊載內容。