https://scholars.tari.gov.tw/handle/123456789/19797
Title: | 本省兩期作水稻之氮素營養比較 | Other Titles: | COMPARISON OF NITROGEN NUTRITION OF RICE PLANTS BETWEEN THE TWO CROP SEASONS IN TAIWAN | Authors: | 邱再發 Tsai-Fua Chiu |
Keywords: | 水稻;氮素;營養 | Issue Date: | Dec-1976 | Publisher: | 臺灣省政府農林廳 | Journal Volume: | 12 | Journal Issue: | 4 | Start page/Pages: | 16-21 | Source: | 臺灣農業 | Abstract: | 本省之兩期稻作,無論是在不氮肥施用量,氮肥分施,密植栽培及一般推廣品種栽培情形之下,第二期作都比第一期作減產。第二期水稻之氮素濃度比第一期作較高,氮肥之吸收率亦不差,但水稻所吸收之氮素量大用為於稻藁之生長。所以水稻之氮素吸收並不是第二期作稻否產量之限制因素,即水稻氮素營養不是第二期稻作減產之原因。 The cause of lower yield of rice in the second crop than in the first crop has been a subject which attracts agricultural scientists in Taiwan. It is generally recognized that less tiller number, less total dry matter production, lower grain/straw ratio and lower grain yield are found in the second crop than in the first corp. |
URI: | https://tpl.ncl.edu.tw/NclService/JournalContentDetail?SysId=A76004863 https://scholars.tari.gov.tw/handle/123456789/19797 |
ISSN: | 0255-6103 |
Appears in Collections: | (3)農業化學組 |
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