通常,把含碳化合物称作有机物。植物体内的代谢过程就是有机物的合成和分解的过程。一颗种子,在它萌发时,必须依靠种子内贮藏的养分,植株的再生,也依赖于根部贮存的养分。有机物的贮存同牧草生长有 Often, carbon-containing compounds are called organic matter. The metabolic process in plants is the process of organic synthesis and decomposition. A seed, when it germinates, must rely on the nutrients stored in the seed, the regeneration of the plant, and also on the nutrients stored at the root. The storage of organic matter grows with pasture