【Key words】 Innovation Capability; Spillover Effect; Metropolitan Region; Dynamic Panel Data Model; Cumulating Effect;
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damage cumulating effect 损伤累积效应
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The results indicated that the inhibitory effect enhanced on stem growth, chlorophyll, cumulating of dry-matter and yield of winter wheat with the increasing of water stress.
结果表明:随着水分胁迫的加剧,冬小麦株高、叶绿素、干物质积累以及籽粒产量受到的抑制作用逐渐增强。
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