1) Nonself-thinning population
非自然稀疏群落
2) Self-thinning population
自然稀疏群落
3) open commuunity
稀疏群落
4) natural thinning
自然稀疏
1.
In the intermediate cutting intensity experiment of the Cunninghamia lanceolata Plantation for 20 years,the change pattern of stand natural thinning through the different intermediate cutting intensities was studied,the relationship between tree number of the natural thinning and the stand intensity & site conditions was revealed,the mathematical equation Mk_1·k_2 of natural thinning lines of C.
在杉木人工林抚育间伐强度试验20年中,研究不同间伐强度林分自然稀疏的变化,揭示自然稀疏株数与林分密度和立地条件的关系,对杉木林密度管理图自然稀疏线数学方程M=k1·k2作出检验,提出不同间伐强度林分直径、树高和林冠结构等。
5) Self thinning
自然稀疏
1.
mongolica on sandy soil during their self thinning.
林分在自然稀疏过程中 ,与密度相关的死亡是由林木大小的增加引起的。
6) Self-thinning
自然稀疏
1.
The Self-thinning Law of Pinus taiwanensis Natural Forest in Wuyishan National Nature Reserve;
武夷山国家级自然保护区黄山松天然林自然稀疏规律研究
2.
Yoda s -3/2 power rule or law of self-thinning based on the isometric scaling growth of plant,as well as a-4/3 law of self-thinning based on the energy equivalence ecological theory and the allometric relationship between metabolic rate and body mass of individuals are reviewed.
由密度导致的植物种群的自然稀疏现象,是植物种群生态学研究的热点。
补充资料：非想非非想处天
1.佛教语。即三界中无色界第四天。此天没有欲望与物质﹐仅有微妙的思想。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条