口腔并发症与不良的饮食习惯会造成认知和生长发育问题，以及导致肥胖。
Oral complications combined with poor diet can also contribute to cognitive and growth problems and can contribute to obesity.
结果表明：犊牦牛在生长发育期普遍存在缺钙和血清钙与无机磷比例失调的问题。
The results indicate that problems of calcium deficiency and unbalance of values of serum calcium to phosphorus (ca: p) in growing Yak.
对国内外有关锌影响作物光合生产性能、产量、作物生长发育等的研究进行了综述，就锌的研究现状提出了研究中尚存在的问题和研究展望。
The effect of zinc on crop photosynthesis performance, yield and growth was summarized, and the problems and prospect of research status quo on zinc were put forward as well.
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