在现代绿地中应用形式比古代更为丰富，主要有专类园、花台、花境、花带、孤植、丛植、群植等形式。

Tree peonies were applied in modern gardens with more forms than ancient time, such as in display garden, flowerbed, perennial borders, etc.

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人工种群植株不同密度间个体生长差异显著，尤其是人工二年生种群植株中、低密度区比高密度区个体生长得较大，体现了密度制约的效应。

Plants, especially in population of two years, have bigger bodies in low and middle densities than that in high densities in field. It's the effect of density dependence.

youdao

人工种群植株不同密度间个体生长差异显著，尤其是人工二年生种群植株中、低密度区比高密度区个体生长得较大，体现了密度制约的效应。

Plants, especially in population of two years, have bigger bodies in low and middle densities than that in high densities in field. It's the effect of density dependence.

youdao