胞外蛋白酶通过参与营养竞争，协同降解植物病原菌细胞壁和根结线虫体壁等多种途径参与木霉的生物防治。
Proteases participate in the biocontrol processes through a synergistic mechanism involving competition for nutrition, degradation of the cell wall of phytopathogens and nematode cuticles, etc.
新梢的生长和根系的生长呈交替现象，果实生长的前期和根系生长、新梢生长都存在营养竞争，而后期则主要和新梢的生长存在竞争。
The new shoots and the new roots grow by turns. In prophase, the fruits growth compete nutrition with the new roots and the new shoots, but it mainly compete with the new shoots in anaphase.
快餐店之间的广告竞争宣传他们的快餐对消费者伤害最小，甚至列出营养事实来证明他们的食物有益于你的健康。
There is advertising competition among the fast food restaurants to show that their fast food is least harmful to the consumer and even lists nutrition facts to prove that it is good for you.
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