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: Afforestation in Arid Zones; R. N. Kaul Book 1970 Dr. W. Junk N.V., Publishers, The Hague 1970 desert.extreme conditions.forest.forestry.p

[復(fù)制鏈接]
樓主: palliative
41#
發(fā)表于 2025-3-28 18:10:35 | 只看該作者
42#
發(fā)表于 2025-3-28 21:49:27 | 只看該作者
43#
發(fā)表于 2025-3-29 00:35:31 | 只看該作者
44#
發(fā)表于 2025-3-29 05:51:08 | 只看該作者
Ariadna Strugielska,Teresa Siek-Piskozubhe lack of water or because of an existing poor distribution of rainfall (. 1955). . (1955) combines in one map the .. (1934) arid areas based on rainfall with QUELLE’S map of agriculture under irrigation. This area coincides very much with the area where the rainfall is below the 500 mm per year le
45#
發(fā)表于 2025-3-29 09:27:53 | 只看該作者
46#
發(fā)表于 2025-3-29 11:37:42 | 只看該作者
https://doi.org/10.1007/978-981-16-5525-8of trees in the arid zone is aimed mainly at the amelioration of living conditions for the sparse human and animal population or as a strategic reserve for stock fodder in times of major droughts. In the semi-arid zone, with its less severe environment and greater population density, trees are used
47#
發(fā)表于 2025-3-29 16:08:58 | 只看該作者
Spain in south-east Spain and a small island in the south (36 °N and 3 °W app.) in the sub-region III of the Map are the only two truely arid regions. These areas together occupy only 0.5% of the total area of the country. These two areas are designated as Almeria‘a(chǎn)nd Alboran’ respectively. Climatically
48#
發(fā)表于 2025-3-29 20:03:06 | 只看該作者
49#
發(fā)表于 2025-3-30 03:31:41 | 只看該作者
Jordanup to 48 °C have been recorded. Winters are fairly cold, and on the plateau frost and some snow are usual, though not in the lower Jordan Valley. The significant element of the climate of Jordan is rainfall. In the higher parts (i.e. the uplands of Samaria and Judaea and the hills overlooking the ea
50#
發(fā)表于 2025-3-30 06:17:08 | 只看該作者
 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 期刊點評 投稿經(jīng)驗總結(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, 2025-10-28 08:16
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
普洱| 长白| 贵州省| 深水埗区| 黄平县| 马公市| 京山县| 德庆县| 周口市| 宜阳县| 辽阳县| 田阳县| 乐陵市| 榕江县| 吉木乃县| 西华县| 贵阳市| 鲜城| 盐亭县| 秦皇岛市| 深水埗区| 肃南| 曲周县| 阳新县| 五华县| 彰化市| 上虞市| 思南县| 黄浦区| 南澳县| 磴口县| 重庆市| 江口县| 莫力| 漳浦县| 鸡泽县| 大洼县| 甘洛县| 凉城县| 云安县| 威信县|