采用溶液培养方法，研究了不同硼浓度下烤烟干物质积累动态和养分吸收动态变化特点。
A solution culture experiment was conducted to study the dynamics of dry matter accumulation and n, p, K absorption by flue-cured tobacco under different boron concentration.
采用田间小区试验方法研究了不同种植方式下玉米产量，干物质积累动态和养分吸收动态变化特点。
A field experiment was conducted to analyse the dynamics of biomass yield and n, p, K absorption by maize under different planting systems.
应用两个水稻茎数动态模型（TIL和RGR模型） ，分析了成穗率与群体干物质积累动态的关系。
The relationship between productive tiller percentage (PTP) and biomass accumulation was studied using a simulation approach. The TIL and RGR models were used in the analyses.
本试验研究了大豆在不同密度和施氮量处理下，子粒中干物质、蛋白质和脂肪积累的动态变化。
Dry matter, Protein and oil accumulations in seeds of soybeans, under different density and nitrogen top-dressing treatments, were studied.
叶面积动态，光合生产，干物质积累和分配子模型。
The model includes LAI dynamic, photosynthetic production and dry matte accumulation and distribution sub-models.
对大豆不同生育期地上部植株干物质动态和氮素积累与转运动态变化进行试验研究。
The dynamic of dry matter in upside-plant and the dynamic change of nitrogen accumulation and translocation on different development stage of soybean were studied.
对大豆不同生育期地上部植株干物质动态和氮素积累与转运动态变化进行试验研究。
The dynamic of dry matter in upside-plant and the dynamic change of nitrogen accumulation and translocation on different development stage of soybean were studied.
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