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趙南棋,吳章植,朴良門,宋昌吉 濟州大學校亞熱帶農業硏究所 1997 亞熱帶農業硏究 Vol.14 No.-
本 硏究는 濟州道에 있어서 點播粒數에 따른 濟州在來大豆의 生育反應 및 飼料成分에 미치는 影響을 究明하기 위하여 1996年 5月 10日부터 8月 16日까지 遂行하였던 結果를 要約하면 다음과 같다. 1. 草長은 4粒區에서 115cm로 가장 길었으며, 1粒區에서 110cm로 가장 짧았다(Y=-0.527X^2+3.885X+107.110). 2. 莖直徑, 分枝數, 葉數 等의 形質은 點播粒數가 많아질수록 減少되는 傾向이었다. 3. 生草收量은 4粒區에서 10a當 3633kg으로 가장 많았으며, 3粒과 5粒區는 中間이었고, 1粒區에서는 2349kg으로 가장 적었다.(Y^*=-125.088X^2+995.387X+1510.790) 4. 乾草收量은 4粒區에서 839kg으로 가장 많았으며, 5粒과 6粒區에서는 中間이었고, 1粒區에서는 509kg으로 가장 적은 편이었다.(Y^*=-23.839X^2+221.255X+279.720) 5. 組蛋白賃과 粗脂肪은 點播粒數가 많아질 수록 增加하였으며, 粗纖維와 粗灰分은 減少되었다. 6. 草長은 生草收量과 正의 相關을 나타내었고, 莖直徑·分枝數·葉數·葉重 等의 形質과는 高度로 有意한 正의 相關을 나타냈으며, 粗焉白質과는 負의 相關을 나타냈다. The study has been conducted to clarify the effects of number of seeds per hill in dibbling on the growth and feed composition of Cheju Local Soybean from May 10 to August 16 in Cheju-Do. The results obtained are summarized as follows ; 1. Plant height when four seeds per hill in dibbling(115cm) was the longest, while one seeds per hill in dibbling(110cm)was the shortest(Y=-0.527X^2+3.885X+107.110). 2. The diameter of stems, number of branches and number of leaves per plant decreased with the number of seeds per hill in dibbling increased. 3. Fresh yield per 10a when four seeds per hill in dibbling(3633kg) were the greatest and three seeds per hill in dibbling, when five seeds per hill in dibbling were intermediate but one seeds per hill in dibbling(2349kg) was the lightest. (Y^*=-125.088X^2+995.387X+1510.790) 4. Dry yield per 10a when four seeds per hill in dibbling(839kg) were the heaviest and when five, six seeds per hill in dibbling were intermediate but one seeds per hill in dibbling(509kg) was the lightest(Y^*=-23.839X^2+221.255X+279.720). 5. Crude protein and crude fat increased with the number of seeds per hill in dibbling increased, but crude fiber and crude ash decreased. 6. There was positive correlation between plant height and fresh yield, and further highly positive correlation between plant height and the diameter of stems, number of branches, number of leaves, or the weight of loaves and negative correlation between plant height and crude protein.