在同一块稻田里，一年中种植和收获两季水稻的一种稻作制度。按其栽培方式不同，又可分为双季连作稻、间作稻和混作稻等。
... double cropping system 两熟制 continuous double cropping 两熟连作 double cropping of rice 双季稻 ...
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It’s recommended to apply chemical fertilizers plus organic fertilizer and increase P and K in double-season rice production.
双季稻生产实践中,有机无机肥配施模式值得推荐且需合理增施磷、钾肥。
参考来源 - 施肥模式对双季稻产量、养分吸收及经济效益的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
研究双季稻田不同施肥量处理的氮磷降雨径流损失规律，对于指导双季稻合理施肥、保护水环境具有重要的现实意义。
It was significant to study the nitrogen and phosphorus losses from surface runoff in double cropping rice filed for guiding the rational fertilizer and protecting water environment.
文中讨论了双季稻区稻水象甲生活史对策的适应意义。
The ecological implication of this life history strategy of rice water weevil was discussed.
协优9308在孕穗期和抽穗期比常规品种更易遭受低温冷害，不适宜作为双季稻的晚稻种植。
The variety Xieyou 9308 was easy to be injured by low temperature than conventional varieties and not suitable to be sowed as late rice.
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