Simulation of plant root systems is a internal and overseas research foreland.
植物根系的模拟是目前国内外研究的前沿问题。
Soil microbes and plant root systems together form a stable dynamic system, where they interact with each other.
土壤微生物与植物的根系形成一个稳定的动态系统，在这个系统中它们之间相互作用，相互影响。
According to the geometric character of the plant root systems, application of the L-systems theories in simulating the plant root systems growth was studied.
根据植物根系生长的几何特征，探讨了L系统理论在植物根系生长模拟中的具体应用。
According to the geometric character of the plant root systems, the method was designed to simulate the continuous growth of the plant root systems with differential L-systems theory.
本文根据植物根系的几何特征，结合植物根系的生长函数，探讨了微分l系统理论在植物根系模拟中的具体应用。
According to the characteristics of geometrical modeling which can describe exactly the structural features of plant root systems, a method about modeling of plant root systems is proposed.
根据几何构造模型能够准确表达植物根系形态结构的特点，提出了一种植物根系三维建模方法。
Long-lasting particles of cesium 137 can cycle through an ecosystem for decades, entering plants when they are taken up by root systems and returning to the earth when the plant dies.
铯137可在生态系统循环数十年，被根系吸收后进入植物，并在植物死亡后再回到土壤。
In recent years, the use of chemigation has become a method to apply pesticides directly to the root zone of plant through trickle irrigation systems.
利用滴灌系统施用农药可以将农药直接作用到植物根区，这是节水农业和生态农业中一种先进的灌溉施药方法。
Weathering of loess soil is physical and biochemical processes mainly controlled by the root systems of plant community.
黄土的风化主要为植物群落根系的物理作用及其所引起的生物化学作用。
Weathering of loess soil is physical and biochemical processes mainly controlled by the root systems of plant community.
黄土的风化主要为植物群落根系的物理作用及其所引起的生物化学作用。
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