水稻在拔节孕穗后期干物质生产速率最大。
In the late of jointing and booting stage rice has highest dry matter productivity.
拔节孕穗期长，幼穗分化充分，有利于壮秆大穗的形成。
The stage from jointing to booting is long and the differentiation of young ear is abundant.
试验研究了拔节孕穗期水分胁迫对水稻生长发育及产量的影响。
Effects of water stress on growth and yield of rice were studied in jointing-booting stage.
采用测筒试验研究了水稻拔节孕穗期旱涝急转前后的光合特性和生理活性。
The pot experiment was conducted to study the effects of drought stress and waterlogging stress on photosynthetic and physiological characteristics of rice in jointing-booting stage.
采用盆栽试验研究了水稻拔节孕穗期水分胁迫复水后的光合特性和生理活性。
The pot experiment was conducted to study the effects of water stress on photosynthetic and physiological characteristics of rice in early jointing-booting stage.
用P - V技术研究了冬小麦苗期、拔节期和孕穗期功能叶膨压维持方式。
P-V technique was used to test the mode of turgor maintenance of wheat leaf at seedling, jointing and earing stages.
并且，随着温度升高，徐州、宜兴两地拔节、孕穗、抽穗、乳熟期也无显著变化。
The stages of stem elongation, booting, heading and maturing of rice showed no significant change with the increase in mean air temperature.
研制了一种适用于大小麦诱变研究的脉冲电激仪，用于对大小麦拔节、孕穗期进行电激处理。
A pulse electric shock instrument has been invented for the study on mutagenicity of barley and wheat.
研制了一种适用于大小麦诱变研究的脉冲电激仪，用于对大小麦拔节、孕穗期进行电激处理。
A pulse electric shock instrument has been invented for the study on mutagenicity of barley and wheat.
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