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Decapitation of the top bud in certain period was an important process in tabacco plantation.

优质烤烟种植过程中，打顶抹芽是一项重要的生产技术措施，烟草在一定的生长时期必须打顶，而打顶后会萌生大量的侧芽。

But most natural forests were transformed into the artificial cultivated ecosystem—such as farmland, orchard, tea garden, economic forest, artificial forest, and others-which was result from the managing action by mankind such as disforest and reclamation, building plantation. It presented diversification of forest ecosystem conversion mode.

在历史上，中亚热带山地生态系统的自然植被基本上为天然常绿阔叶林，但由于人类的经营活动(如毁林开辟耕地、营造人工林等)，大部(来源：A85BC论文网www.abclunwen.com)分天然林已转变为人工栽培用途的生态系统(如农田、果园、茶园、经济林、人工林等)，呈现出多样化的森林生态系统转换模式。

Had visited a plantation, come across the leveret of a mushroom, I take a picture enthusiasticly to her, the; in putting the story of she and forest into the bosom has waded brook, fish spitting bubble happily, frog is putting sound to cry happily aside, I draw out recording pen rapidly, write down this string of note; that strings together lovely absurdity

走过森林，偶遇一只采蘑菇的小兔，我热情地给她拍照，把她和森林的故事放进怀中；趟过小溪，鱼儿愉快地吐着泡，青蛙在一旁放声欢叫，我赶紧掏出录音笔，记下这一串串可爱可笑的音符

The purposes of the study are to develop a new type of natural brown dyestuff and to promote plantation and processing of chestnut.

旨在开发一种新的天然棕色染料，也为板栗壳的综合利用提供一条新的途径。

Gutman discovers that cousins rarely married, an exogamous tendency that contrasted sharply with the endogamy practiced by the plantation owners.

古特曼发现堂兄弟表姐妹之间鲜有通婚的，这便构成了一种外部通婚的倾向，与种植园主实行的内部通婚形成了鲜明的对比。

The eucalypt and its plantation management in Austualia and Brazil were investigated.

考察了澳大利亚和巴西2个国家的桉树，特别是桉树人工林经营状况。

It is estimated that currently there are 1.8 millions hm2 eucalypt plantation in China, which continue to increase at the rate up to 10 % per year.

目前我国桉树人工林已达180万公顷，且每年以大于10 %的速度在增长。

There are rich resources of natural eucalypt forest in Australia.Brazil is one country with the highest intensive management level of eucalypt plantation in the world.

澳大利亚具有丰富的桉树天然林资源；巴西是世界上桉树人工林集约经营水平最高的国家。

This paper reviews the status of resources and utilization of wood from eucalypt plantation abroad from the viewpoints of eucalypt resources, wood properties, processing technologies and market development.

摘 要：从桉树人工林的资源现状、桉树人工林的木材性质、加工利用技术以及桉树木材产品的市场发展4个方面，概述了国外桉树人工林的发展及其木材利用状况。

Learning and studying the advanced technologies and experiences of eucalypt wood utilization from other countries, the utilization level of eucalypt plantation in China will be promoted in the near future.

通过学习和借鉴国外桉树木材加工利用的先进技术和经验，以提高我国桉树木材的利用水平。关键词：桉树人工林，资源，木材，加工利用，市场发展

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。