But under low phosphorous stress longer, contrast had suppressed the growth of the root because of in the out-of-balance state of nutrition for a long timing, which obviously in low phosphorus soil.
但随着胁迫时间的延长，对照由于长期处于营养失衡状态，抑制了根系的生长，这一点在低磷土壤上表现明显。
At the same time, they are important for keeping balance of nutrition resources in ecosystem, increasing yield, improving quality of farm prodution, reducing pollution and improving human nutrition.
同时，它们对维持整个生态环境中养分资源稳定和平衡、增加农产品数量、提高品质、减少农业环境污染、改进人类各种营养状况有非常重要的意义。
At the same time, they are important for keeping balance of nutrition resources in ecosystem, increasing yield, improving quality of farm prodution, reducing pollution and improving human nutrition.
同时，它们对维持整个生态环境中养分资源稳定和平衡、增加农产品数量、提高品质、减少农业环境污染、改进人类各种营养状况有非常重要的意义。
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