查詢結果分析
來源資料
頁籤選單縮合
題 名 | 施用不同堆肥對水稻玉米作物次序下土壤肥力、養分含量及作物產量之影響=Effect of Different Composts Application on Soil Fertility, Nutrient Content and Crop Yield under the Crop Sequence of Paddy Rice and Corn |
---|---|
作 者 | 莊作權; 陳鴻基; 蔡宜峰; | 書刊名 | 中華農學會報 |
卷 期 | 175 1996.09[民85.09] |
頁 次 | 頁127-140 |
分類號 | 434.231 |
關鍵詞 | 堆肥; 土壤肥力; 養分含量; 作物產量; Composts; Soil fertility; Nutrient content; Crop yield; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究目的在於探討施用不同堆肥對水稻玉米作物次序下對作物生長及土壤磷有效性與其他土壤肥力與養分吸收之影響。由前二年兩試區共四期作試驗之作物產量結果顯示,不同期作之玉米及水稻產量在各處理間之變化並無一致的趨勢,惟其中以豬糞堆肥區的玉米及水稻產量有較高的趨勢,而化學肥料區則有逐年相對較低的趨勢,顯然連用化肥處理較不利於作物生長。在土壤肥力方面,土壤有機質含量在堆肥處理區均較化肥處理有明顯上升之趨勢,土壤pH值在堆肥處理區呈逐年上升,化肥處理區則逐年下降,與堆肥處理區有極顯著差異,土壤中有效性氮、磷及交換性鉀、鈣、鎂在連用堆肥處理區亦有逐漸增加情形。作物植體養分含量除興大試區秋作玉米氮及鉀含量及埤頭試區春作水稻鉀含量,堆肥區高於化肥區外,其餘各處理間差異不顯著。由八十四年度試驗之作物產量結果顯示,化肥全量處理區之玉米穗重及水稻穀重產量最佳,其次分別為化肥半量配合豬糞堆肥5 t/ha處理區及豬糞堆肥10 t/ha處理區。 |
英文摘要 | The purpose of this study was to investigate the effects of different composts application on soil fertility, nutrient content, and crop yield under the crop sequence of paddy rice and corn. The results obtained from 1992 to 1994 field experiments indicated that the crop yield index in treatment of hog compost was higher than other treatments, but the different between treatments was not stable. The application of composts were significantly increased the organic matter content and pH value of soil than the treatment of chemical fertilizer. The contents of soil available nitrogen, phosphorus and soils exchangeable potassium, calcium, magnesium contents were also increased under the application of composts. The results obtainted in 1995 indicated that the crop yield under compost or 1/2 compost and 1/2 chemical fertilizer applications were less than that under conventional chemical fertilization. Nitrogen and potassium content increased in autumn corn at Chung-Hsing University experiment site and potassium content increased in spring rice at Pei-Tou site for compost treatments were significant under rice-corn rotation sequence, but there were not for the other reatments. |
本系統中英文摘要資訊取自各篇刊載內容。