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草地生态阈值
释义
草地生态阈值
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农学
草地生态阈值
释
grassland ecological threshold
草地生态阈值
草地生态系统在不断降低和破坏其自我调节能力的前提下所能忍受的最大限度的外界压力(临界值),主要是指家畜采食、人类活动等对其影响的最大范围。
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aromatic polyamide hydrazide fiber
aromatic polyester
aromatic polyester; polyarylate; poly (aryl ester)
aromatic polyether
aromatic polyether; poly (aryl ether)
aromatic polysulfonamide
aromatic polysulfonamide (PSA)
aromatics
aromatic sextet
aromatics extraction
aromatics production technology
aromatic sterane series
aromatic transition state theory
aromatic water
aromatization
Aronhold
Aronhold equations
Aronhold process
Aron Naumovich Kacherovich
Aronszajn
Aronszajn complementation
Aronszajn tree
A Room of One’s Own
Aroostook War
a roster of noted operatic actors
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