1) industrial plantation
工业人工林
1.
Plant diversity and dynamics in industrial plantations of eucalyptus;
桉树工业人工林植物物种多样性及动态研究
2.
Evaluation on Cultivation Regimes of Eucalyptus Industrial Plantation in Leizhou Peninsula;
雷州半岛桉树工业人工林培育模式评价
3.
Based on the data of Acacia mangium industrial plantation in Guangxi,including a series of sample plots and 73 dominant analysis trees,the height growth model was simulated and established by using Richards function,and the fitting mean residue standard variations of the models on site index classes(from 14 to 26 m) are less than 0.
基于广西区收集的马占相思工业人工林林分标准地及优势解析木73株,拟合其优势树高生长的Chpman-Richards模型;从14~26m指数级拟合总剩余标准差小于0。
2) industrial plantations
工业人工林
1.
The concept and characteristics of industrial plantations are described.
在阐述工业人工林的概念和特征的基础上 ,分析桉树工业人工林发展中出现的主要生态问题及原因 ,认为可以通过提高桉树工业人工林林分的稳定性 ,减少林地养分流失 ,保持和提高林分土壤肥力 ,保护和恢复林地植被 ,提高工业人工林的生物多样性 ,以及强化桉树工业人工林的管理法规和产品认证制度等措施 ,实现桉树工业人工林的可持续经营与发展。
3) industrial forest plantation
工业人工林
1.
In this paper,several problems were analyzed in detail,which should be taken seriously in the economic effect evaluation of investment in the industrial forest plantation.
本文主要论述在工业人工林科学的投资经济效果评价中应注意的若干问题,指出工业人工林的评价应以财务评价为主;评价方法和评价指标也应选用动态评价法和动态指标;为了更全面的评价分析,还必须对在不同经营措施条件下的经济效果进行分析;贴现率的选取应慎重;为了更准确的评价分析,还要考虑风险问题;最后还必须考虑地力衰退问题。
4) planting forestry industry
人工林业
1.
It is helpful for keeping the flourish of the planting forestry industry.
清代地方政府对黔东南苗区人工林业的规范从林木交易始,其内容包含市场交易主体的规范、对市场秩序的规定、对市场交易纠纷的处理等,重视市场惯例,并注意保持规范的稳定性,以有利于人工林业的繁荣。
5) plantation industry
人工林产业
1.
Experience of Pinus radiata plantation industry development in New Zealand and its implication to China;
新西兰辐射松人工林产业发展经验值得借鉴
6) artificial forestry camp
人工营林业
1.
These characteristics of artificial forestry camp in the Dong family system to be fit, thus minimizing the risks of this mode of economic activity and uncertainty, driving Dong area of artificial forest camp development.
贵州清水江下游侗族人工营林业在清代的形成与发展,就是侗族社区的家族制度的保护下得以实现的。
补充资料:人工受精与人工授精
人工受精与人工授精
artificial fertilization and artificial insemination
我国学者把“人工受精”与“人工授精”两名词区别开来:前者指人工体外受精而言,后者指把精液注入到妇女的阴道或宫颈管、宫腔内,使精、卵在体内相遇。人卵体外受精与胚胎移植后出生的婴儿俗称试管婴儿。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条