Smaller management density was beneficial to increase DBH growth rate of Chinese pine forest.
较小的经营密度有利于提高人工油松林胸径生长速率。
The density criterions suggested could be used to testify the management density in improvement cutting designed.
在生产中该密度指标可以用来检验间伐设计所确定的经营密度是否合理和可行。
This study on management density model of the mobile thinning interval overcomes the shortcoming of stationary interval which the former similar researches have, and it is convenient to practice.
基于以上分析，用动态规划方法建立了可变间伐间隔期的林分经营密度模型。
Plant density is an important factor for cultural management, there is a close relationship between plant density and fertilizer application.
植株密度是栽培措施的重要因素，植株密度和施肥间存在密切关系。
This paper discussed on how to improve the accuracy of coal true relative density measurement in temperature control, blank experiment, process control and enhancing management.
从温度控制、空白试验、操作过程和加强管理等方面，阐述了如何在煤的真相对密度的测试过程中提高测定的准确度。
Appropriate stocking density and better feed management must be applied to improve the productivity performance of tiger grouper farming.
适当的放养密度与较好的饲育管理必定会有效提升饲育生产力的表现。
According to the demand of utilization unit, the management unit may regulate the planting density, management manner and optimum utilization time.
使经营单位可根据利用单位的要求，调整造林密度和经营方式及最佳利用时间。
The main drives of succession include canopy density of rubber forest, management, climate, soil condition and the biological properties of vegetation.
演替驱动力主要有：胶林郁闭度、胶林抚育管理措施、气候和土壤条件以及胶林植被本身的生物学特性。
The company main management scope is high-density with the Anqiu area backgammon music handset, welcome to be ambitious gentleman's joined!
公司主要经营范围是高密和安丘地区的步步高音乐手机，欢迎有志之士的加入！
Given the modest benefits of calcium supplements on bone density and fracture prevention, a reassessment of the role of calcium supplements in osteoporosis management is warranted, they conclude.
由此，研究人员认为，由于对增加骨质的密度和预防骨折的发生，补钙治疗的作用甚微，所以有必要对骨质疏松患者补钙疗法重新评估。
It revealed that the population density was related with the latitudes. climate hygiene condition and management of mosquito control.
不同地区蚊虫密度差异较大，可能与地理纬度、气候条件、环境卫生及采取的灭蚊措施有关。
High yield cultivation should pay attention to suitable sowing date, cultivating strong seedlings, reasonable planting density, fertilizer and water management, pest control and other key points.
高产栽培应注意适时播种、培育壮秧、合理密植、肥水管理、病虫害防治等要点。
High yield cultivation should pay attention to suitable sowing date, cultivating strong seedlings, reasonable planting density, fertilizer and water management, pest control and other key points.
高产栽培应注意适时播种、培育壮秧、合理密植、肥水管理、病虫害防治等要点。
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