1) new techniques of afforestation
造林新技术
2) afforestation technology
造林技术
1.
The experiment of afforestation technology of Nitraria tangutorum on the mobile sand dune;
流动沙丘白刺造林技术试验研究
2.
According to the introduces of forestry speciality subject of Contemporary World Forestry,combined with forestry construction and development of Shanxi province,the paper introduces the development and trend of forestry subjects,including forest tree genetics and breeding,tree seedling cultivation,afforestation technology,forest protection,forest management.
根据有关资料对世界林业专业学科研究介绍,结合山西省林业建设与发展,对林木遗传育种、苗木培育与造林技术、森林保护、森林经理等专业学科研究作了简要概述。
3.
The seedling raising and afforestation technology of Cinnamomum cassia suitable for tropics and sub tropics of Yunnan province were explored through practice of seedling raising and afforestation for years.
通过多年的育苗造林 ,初步探索出适用于云南热带、南亚热带采用的肉桂育苗、造林技术。
4) afforestation technique
造林技术
1.
The authors summed up systematically the afforestation techniques of short-rotation industrial timber poplar plantation on the edge of Tenggeli Desert from the aspects of afforestation planning and designing,tree increment indexes site and .
从造林规划设计、树木生长量指标、造林地选择、树种确定、整地、苗木规格、时间、密度、方式方法、抚育管护、病虫害防治、林木保护、检查验收、建立技术档案等方面系统阐述了在宁夏腾格里沙漠边缘营建杨树短轮伐期工业用材林的造林技术。
2.
By investigating and analysising afforesttation with container seedlings in Liaoning rocky mountains area,the afforestation techniques of the container seedlings fit for the area were presented.
采用定点测试与大面积调查相结合的方法,对辽西石质山地容器苗造林技术进行了系统分析,提出了适合该地区的容器苗造林技术;通过容器苗与裸根苗造林成活率、保存率、幼林生长及造林成本对比分析,得知容器苗造林成活率、保存率分别比裸根苗高30。
5) Plantation technique
造林技术
1.
Based on the introduction test and production popularization,the dependable plantation techniques of Pueraria wallichii DC.
经引种栽培试验以及生产推广应用已总结出成熟的瓦氏葛藤造林技术。
6) afforestation techniques
造林技术
1.
Research on seedling cultivation and afforestation techniques of introduced Sabina viginiana;
铅笔柏引种育苗与造林技术初步研究
2.
Studies on Container Seedling Production and Afforestation Techniques of Conifer Tree Species;
主要针叶树容器育苗造林技术研究
3.
Regarded degenerated range and pasture in typical grassland in Zhenglan Banner was the experimental base, in view of main limiting factor for afforestation in chestnut soil,the author made experimental study on afforestation techniques.
作者以内蒙古正蓝旗典型草原的退化草牧场为试验基地 ,针对栗钙土造林主要限制因子 ,开展造林技术试验研究。
补充资料：新材料和新技术
新材料和新技术
开始于十八世纪中期的英国工业革命导致社会、思想和人类文明的巨大进步，对建筑产生了深远的影响。工业革命是社会生产从手工工场向大机器工业的过渡，是生产技术的根本变革，同时又是一场剧烈的社会关系的变革。一方面是生产方式和建造工艺的发展，另一方面是不断涌现的新材料、新设备和新技术，为近代建筑的发展开辟了广阔的前途。正是应用了这些新的技术可能性，突破了传统建筑高度与跨度的局限，建筑在平面与空间的设计上有了较大的自由度，同时影响到建筑形式的变化。这其中尤其以钢铁、混凝土和玻璃在建筑上的广泛应用最为突出。
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