Clay contains available nutrient elements . 粘土会有有用的营养元素。
Analyze on nutrient elements of grapefruit leaves introduced in yunnan 云南引进葡萄柚品种叶片营养分析
Change of mineral nutrient elements content in growing period of cerasus humilis 野生欧李生长期矿质营养元素含量的变化
It is believed that this new diagnostic method is good for some easy movable nutrient elements 结果表明,对易流动营养元素来说,此法有较好的适用性。
The accumulating amounts of nutrient element in trifolium pratense population in different utilization periods 不同利用期红三叶种群营养元素积累量的研究
Nutrient elements distribution and cycling in the second rotation chinese fir plantation at fast - growing stage 第2代杉木林速生阶段营养元素的空间分布特征和生物循环
Study on the relationship between the soil nutrient elements and the apple fruit quality of the newly reclaimed apple orchard in taihang mountain gneiss area 太行山片麻岩区新垦苹果园土壤营养与果实品质的关系研究
In the braising apparatus , the water vaporizes immediately in the low temperature , which won ' t spoil the nutrient element and additive substance 在闪蒸器内,水份在低温下瞬间蒸发,不破坏牛奶营养成份及添加物质。
Phosphorus is an essential nutrient element for phytoplankton in ocean environments , and sometimes a limiting factor for the primary productivity 摘要活性磷(正磷酸盐)是海洋浮游植物生长所必需的物质基础,在某些海域,它甚至成为初级生产力的限制因素。
The pelagic - benthic coupling is realized by the deposition of phytoplankton and poc into the detritus and the transportation of nutrient elements from the bottom to the pelagic 水层和底栖生态系统的耦合是通过浮游植物与颗粒有机物的沉降和沉积物中营养盐的再悬浮来实现的。