找回密碼
 To register

QQ登錄

只需一步,快速開始

掃一掃,訪問微社區(qū)

打印 上一主題 下一主題

Titlebook: Economics of ecosystems management; D. O. Hall,N. Myers,N. S. Margaris Book 19851st edition Dr W. Junk Publishers, Dordrecht 1985 Vegetati

[復(fù)制鏈接]
樓主: aspirant
21#
發(fā)表于 2025-3-25 06:14:15 | 只看該作者
Present and future pest managementse. Their efficiency was obvious and their side effects seemed to be small. Some thought that man had developed the ultimate weapon against the pests. A new industry developed and is still growing, supporting powerful multinational companies.
22#
發(fā)表于 2025-3-25 09:24:58 | 只看該作者
The economics of wetland conservatione, particularly Western Europe, and appears to be under threat everywhere for broadly similar reasons. It is argued that effective conservation requires action in part, at least, at the international level, specifically within the EEC; community action is required since it is community policies that present the threat.
23#
發(fā)表于 2025-3-25 13:42:10 | 只看該作者
24#
發(fā)表于 2025-3-25 18:35:59 | 只看該作者
https://doi.org/10.1007/978-1-349-08264-3Avec l’avènement de la société de consommation, le tourisme de masse est devenu un des secteurs essentiels de l’activité économique et des pays industrialisés où le droit aux’vacances commence à être une réalité effective et des pays en voie de développement qui espèrent se développer en tirant profit des avantages du tourisme.
25#
發(fā)表于 2025-3-25 23:47:56 | 只看該作者
Introduction: The Concept of Policy Style,Traditional forms of economic development followed up to now in Greece were based on administrative procedures where:
26#
發(fā)表于 2025-3-26 01:56:59 | 只看該作者
27#
發(fā)表于 2025-3-26 07:00:11 | 只看該作者
British Political Facts 1900–1968As UNESCO’s Second Medium Term Plan (1984–1989) indicates, two persons out of three today live in coastal regions, that is, near the sea, on the shore of continents or on islands (UNESCO, 1983).
28#
發(fā)表于 2025-3-26 10:33:20 | 只看該作者
29#
發(fā)表于 2025-3-26 13:14:22 | 只看該作者
30#
發(fā)表于 2025-3-26 18:08:08 | 只看該作者
Integrated regional economic-environmental modelingMethodologies for analyzing multidisciplinary phenomena in an integrated way are becoming increasingly necessary due to a rise in the complexity of societies.
 關(guān)于派博傳思  派博傳思旗下網(wǎng)站  友情鏈接
派博傳思介紹 公司地理位置 論文服務(wù)流程 影響因子官網(wǎng) 吾愛論文網(wǎng) 大講堂 北京大學(xué) Oxford Uni. Harvard Uni.
發(fā)展歷史沿革 期刊點(diǎn)評(píng) 投稿經(jīng)驗(yàn)總結(jié) SCIENCEGARD IMPACTFACTOR 派博系數(shù) 清華大學(xué) Yale Uni. Stanford Uni.
QQ|Archiver|手機(jī)版|小黑屋| 派博傳思國際 ( 京公網(wǎng)安備110108008328) GMT+8, 2025-10-25 06:03
Copyright © 2001-2015 派博傳思   京公網(wǎng)安備110108008328 版權(quán)所有 All rights reserved
快速回復(fù) 返回頂部 返回列表
花莲市| 左权县| 遵义市| 邵阳县| 延庆县| 金门县| 天水市| 任丘市| 东山县| 简阳市| 高陵县| 北宁市| 乌兰浩特市| 桃江县| 融水| 新乡县| 固镇县| 万盛区| 桂阳县| 商河县| 扎赉特旗| 永登县| 陵水| 绍兴市| 哈密市| 咸宁市| 库伦旗| 九寨沟县| 定南县| 青川县| 会理县| 闽侯县| 潞西市| 崇仁县| 丁青县| 双鸭山市| 石首市| 天等县| 澄江县| 定西市| 原平市|