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: Assessment and Management of Plant Invasions; James O. Luken,John W. Thieret Book 1997 Springer Science+Business Media New York 1997 Brass

[復(fù)制鏈接]
樓主: 武士精神
41#
發(fā)表于 2025-3-28 16:46:08 | 只看該作者
Forecasting Aggregated Vector ARMA Processesing in its physical, biological, and cultural features. What impact might these changes have on the rate at which plant invaders arrive in our natural communities and on the effects they have there? One can certainly list some major changes underway in the environment and review the ways in which th
42#
發(fā)表于 2025-3-28 20:54:57 | 只看該作者
43#
發(fā)表于 2025-3-29 00:13:16 | 只看該作者
https://doi.org/10.1007/3-540-35992-3orism is the conclusion that any attempt to manage ecological systems for conservation goals must concentrate efforts on the rates of system change, on the directions of system change, and on the processes contributing to system change. Although the problem of plant invasion is superbly suited to ap
44#
發(fā)表于 2025-3-29 04:30:33 | 只看該作者
45#
發(fā)表于 2025-3-29 07:29:45 | 只看該作者
https://doi.org/10.1007/978-90-481-8897-0egan with the discovery and settlement of, and trade among, the Americas, Australia, southern Africa, the Pacific islands, and other areas by Europeans. These settlers brought with them alfalfa, cabbage, wheat, cattle, and chickens as well as seeds that escaped, grew, and later became weeds that dev
46#
發(fā)表于 2025-3-29 11:29:22 | 只看該作者
https://doi.org/10.1007/978-90-481-8897-0rs. Unlike weed control in agricultural situations where the objective is to control all species except the crop, resource managers often want to control one or several undesirable species while causing little or no impact to components of the native community or to natural ecological processes. Man
47#
發(fā)表于 2025-3-29 18:32:04 | 只看該作者
48#
發(fā)表于 2025-3-29 23:09:29 | 只看該作者
49#
發(fā)表于 2025-3-30 01:08:57 | 只看該作者
Defining Indigenous Species: An Introduction in making a decision to manage a potentially problematic species invasion is to first determine whether a species is a natural component of, or is indigenous to, the community in question. It is important that specific criteria for determining species membership (specific status) within a plant com
50#
發(fā)表于 2025-3-30 04:06:19 | 只看該作者
Defining Weeds of Natural Areashe setting and sometimes on individual prejudices and tastes. In this sense, the term.is subjective and personal. Where there is a clear, agreed-upon vision of which species are wanted and, better yet, the level of productivity desired—as in a corn field—much of this subjectivity disappears. Here, a
 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 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, 2026-1-22 17:57
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
鄂托克前旗| 宁武县| 临朐县| 铜川市| 右玉县| 秦皇岛市| 台安县| 哈密市| 山阳县| 阳谷县| 砚山县| 长兴县| 中山市| 雅江县| 寿阳县| 左贡县| 蕲春县| 澎湖县| 泸州市| 长宁区| 大关县| 河东区| 乐昌市| 丰台区| 孝昌县| 天全县| 保亭| 枞阳县| 景东| 鄱阳县| 宣汉县| 六枝特区| 河东区| 伊宁市| 乌拉特前旗| 界首市| 怀仁县| 安多县| 百色市| 图片| 突泉县|