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The theoretical analysis on proper rice transplanting period in san-jiang plain
Author(s): 
Pages: 320-324
Year: Issue:  4
Journal: JOURNAL OF NORTHEAST AGRICULTURAL UNIVERSITY

Keyword:  三江平原水稻插秧期;
Abstract: 本田的最低水温、平均水温分别与最低气温、平均气温成正相关,而且水层具有增温保温作用,在晚霜之前插秧遇低温靠水层保护是完全可行的. 5月12日作为插秧早限是可行的,但最适插秧期应选择在5月18日前后,根据当年的气温特点来具体决定,5月17、18日前后气温回升迅速即可插秧,低温年则推迟到20日后比较适宜.在适宜插秧期内应尽快插完、越早越好,这对于水稻成熟非常重要.
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