It can grow up to 15 meters tall and is "fundamentally changing" the forest architecture, he says, altering the hydrology and nutrient balance.
这种植物能长到15米高，改变了水文和营养物质的平衡而从根本上改变了森林组成结构。
A field experiment was conducted to study the nutrient balance and economic benefit on winter-wheat and rice system with mid-stage effluent of ammonium sulfite method irrigation.
通过田间实验，研究亚铵法制浆中段水经土地处理的同时作为灌溉用水的农田养分平衡状况及经济效益。
The system adopted the nutrient balance method of eucalypt which made this system more accurate in calculation and more valuable.
系统采用了养分平衡法和桉树的平衡施肥法计算施肥量，计算结果精确，具有可利用价值。
The proportion and balance of nutrient elements will influence bamboo yield.
各营养元素之间的比例与平衡对毛竹产量有影响。
The balance analysis results of soil nutrient indicated that the fertilization methods of cropland management in Chengdu Plain were firming nitrogen, controlling phosphorus and increasing potassium.
土壤养分的平衡分析结果表明，成都平原耕地土壤管理宜采取“稳氮、控磷、增钾”的施肥方法和严格控制各种点源和非点源污染物进入土壤。
Based on the balance equation of soil nutrient and the law of the minimum limiting factor, some general principles are proposed for making fertilizer application tactics.
由土壤养分平衡方程和最小限制因子定律，讨论了因时因地制定施肥策略的必要性。
The nutrient balance in different kind of crops and cropping systems, as well as the nutrient input of different farmers were similar pattern with Quzhou county.
不同作物和种植制度的养分平衡情况及不同农户的养分投入情况与曲周县的整体情况大体一致。
A method to calculate the critical load of nutrient nitrogen deposition was proposed in the paper according to the nitrogen mass balance within the lake catchment.
文中探讨了一种依据湖泊氮质量平衡原理计算营养氮沉降临界负荷的方法。
Dietary electrolyte balance affect involve to significantly nutrient metabolism, animal health and growth rate.
饲粮的电解质平衡显著地影响营养物质的代谢、动物的健康和生产性能。
The nutrient balance method was mainly researched on maize fertilizer in the old researches, and most of them stay the level of theory and mechanism without concrete, timely and system research.
在以往的研究中，主要是以养分平衡方法来开展对玉米施肥方面的研究，并多停留在理论与机理上的探讨，缺乏具体性、时效性与系统性的研究，没有更多地将新技术、新方法应用到研究中去。
We can see from the valuation of nutrient balance that the nutrient of revenue and expenditure of each region was nitrogen and phosphorus were surplus, potassium was deficit.
养分平衡评价可以看出各试区养分收支情况为氮磷是有盈余的，而钾处于亏缺状态。
Eucalyptus fertilization was main approach for returning nutrient from exterior setting in order to ensure a balance nutrient system in forest soil.
桉树施肥是维护林地养分平衡外部养分补偿的主要途径。
Abstract : This study was aimed to investigate the effects of Enoki mushroom residues on dietary nutrient apparent digestibility and nitrogen balance of goats.
摘要本试验旨在研究不同金针菇菌渣添加比例对山羊饲粮养分表观消化率及氮平衡的影响。
Abstract: This experiment was conducted to investigate the effects of different roughage combinations on dietary nutrient apparent digestibility and nitrogen balance of goats.
摘要本试验旨在研究不同粗饲料组合对山羊饲粮养分表观消化率及氮平衡的影响。
The study of nitrogen balance in stock farming system is the basis of nutrient management in animal husbandry production, and the determination of N cycling parameters is the foundation of this study.
畜牧系统中N流动与平衡的研究是畜牧业进行养分资源管理的基础，而参数的确定又是研究养分循环与平衡的基础工作。
The results indicate that supplementation of TB and OEO in piglets diet can improve the growth performance of piglets, improve nutrient apparent digestibility and regulate intestinal flora balance.
综上所述，基础饲粮中添加TB+OEO可提高断奶仔猪生长性能，改善营养物质表观消化率，调节肠道菌群平衡。
Based on the principle of nutrient balance, homogenized diet formula with various foods as raw materials were designed. And the traditional processing techniques and equipment were improved.
方法按照平衡膳食的原则，同时考虑患者需求特点，选择多种食物为原料进行配方设计，并对原有的加工工艺、设备进行改造。
Sweet potato is rich in nutrition and nutrient balance.
甘薯营养丰富、养分平衡，营养价值不低于米、面。
Proper value of dietary electrolyte balance(DEB)is benefical for improving nutrient utilization, performance and to maintain animal health.
本试验研究不同的日粮电解质平衡值（dEB值）对银香麻鸡生产性能和血液理化指标的影响。
The obstacles of soil environmental to vegetables growth in greenhouse were the soil nutrient out of balance, the soil salinization and culture without rotation etc.
限制温室蔬菜生长的土壤障碍因子是：养分失衡、盐渍化、连作等。
The obstacles of soil environmental to vegetables growth in greenhouse were the soil nutrient out of balance, the soil salinization and culture without rotation etc.
限制温室蔬菜生长的土壤障碍因子是：养分失衡、盐渍化、连作等。
应用推荐