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The Modern Agricultural Cultivation of Qinghai and Environmental Changes ( 1840-1949);

青海近代的农业垦殖与环境变迁（1840～1949）

The distribution and area change data of desert reclamation in Minqin Basin during last 40 years were obtained by overlay analysis and area statistic in GIS.

利用GIS软件进行迭加运算处理并进行面积统计，获得民勤盆地40年来荒漠垦殖位置变化图和面积变化数据。

Civilization began with agriculture, which meant settlement.

文明始于农业，而农业就意味着定居垦殖。

Soil chemical fertility in cultivated-land and garden systems increased with land reclamation and soil maturation process, the content of soil nutrient and exchangeable Ca and Mg raised, but exchangeable Al dropped.

垦殖利用后，其化学肥力随着耕垦熟化过程不断提高，表现为土壤中各种速效养分及交换性Ca、Mg含量均增加，而交换性Al含量降低。

The Impact of Successive Garrison Reclamation in Qinghai on Ecological Environment

青海历代屯田垦殖对草原生态环境的影响

Not far from the Bolivian city of Santa Cruz lies the curiously out-of-place Japanese farming district of Colonia Okinawa.

离玻利维亚圣克鲁斯城不远，有一个与周围环境格格不入的日式农区，称为“冲绳垦殖区”（colonia okinawa）。

The land difficult to use is large and the cultivation rate is low in the county.

全县难以利用的土地面积大，垦殖率低。

Agricultural reclamation is a key way to increase grain production in the feudal society.

农业垦殖是封建社会粮食增产的主要途径。

These reclamation areas continued to be maintained and operated after the victory of the Anti-Japanese War.

抗战胜利后，侨资垦殖区场得以继续维持和经营。

Only the more fortunate made it on to Colonia Okinawa, now considered a model of Bolivian development.

只有比较幸运的生还者才坚持到冲绳垦殖区落成的那一天，如今，这里已被推崇为玻利维亚的一个发展典范。

Cultivation and Reclamation in North Jiangsu as Epitome of Industrial Revolution

两淮垦殖业及工业的发端：近代中国工业革命的缩影

With high mountains and steep slopes, Congjiang County has little fertile land.

贵州从江县地形零碎，山高坡陡，熟田较少，垦殖率很低。

The geochemical characteristics of cultivation profiles in Lake Honghu

洪湖垦殖剖面的地球化学特征

Spatial-temporal characteristics of land reclamation in Guanzhong region in the Qing Dynasty

清代关中地区土地垦殖时空特征分析

Cd, As and Hg accumulate in the soil depth of 0 20 cm with the increases of the planting number of years, which was related to sewage irrigation.

结果表明，随着垦殖年限的增加，Cd、As、Hg元素大量富集在0～20cm土壤中，其原因与污水泡田相关；

Changes of soil fertility and effects of fertilization in the red soil in West Guangdong after planting

粤西红壤区垦殖后土壤肥力的演变与施肥效应

Cultivation immigration to Taiwan formed the villages by the relationship of territory or consanguinity.

垦殖移民造成了台湾村落的形成，移民们或以地缘关系、或以血缘关系组成村落。

Study on the Reclamation of Guangdong Overseas Chinese Donation in Republic of China ( 1939-1949);

民国时期广东侨资垦殖问题研究（1939-1949）

Study of desert reclamation in Minqin Basin Using Remote Sensing and GIS

基于遥感与GIS的民勤盆地荒漠垦殖研究

Study on the Improvement of the Soil of the Newly Established Or-chard on the Reclaimed Purple Soil

新垦殖紫色土果园土壤熟化研究