The mantled howler is important to the rainforest ecology as a seed disperser and germinator .

它们对於雨林的生态甚为重要，因为它们可以帮助散布种子及发芽。

Large central water-bath germinator ; sprouting rate ; germination effect ; capital saving .

大型水浴式集中催芽器与恒温催芽箱催芽效果对比试验。