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: Biological Resources and Migration; Dietrich Werner Conference proceedings 2004 Springer-Verlag Berlin Heidelberg 2004 Animals.Biogeograph

[復(fù)制鏈接]
樓主: tricuspid-valve
51#
發(fā)表于 2025-3-30 09:11:09 | 只看該作者
Externalisierende St?rungsbilderport of these bacteria: by introduction of legume seeds or plants that are accompanied naturally by rhizobia, by application of rhizobial inoculants, and by rivers that carry rhizobia downstream. In all these three forms, or any other possible way, rhizobia are moved passively and they have to face
52#
發(fā)表于 2025-3-30 16:18:30 | 只看該作者
53#
發(fā)表于 2025-3-30 17:16:13 | 只看該作者
54#
發(fā)表于 2025-3-30 21:39:42 | 只看該作者
Externalisierende St?rungsbildersands of kilometres. Migrations are usually cyclical over time scales from diurnal to annual or longer. Diurnal migrations are driven by the light/dark cycle and seem to have evolved to balance the requirement to feed against the risk of predation. The major seasonal migrations have evolved because
55#
發(fā)表于 2025-3-31 01:04:41 | 只看該作者
56#
發(fā)表于 2025-3-31 05:26:02 | 只看該作者
57#
發(fā)表于 2025-3-31 10:49:07 | 只看該作者
Ann-Kathrin ?rztin Pfalzer,Andrea G. Ludolphpossible if the species still live in tributaries within the Rhine discharge area and, moreover, that introduction from other discharge areas (Ponto-Caspian species) is extraordinarily successful if natural predators and parasites are absent.
58#
發(fā)表于 2025-3-31 16:37:56 | 只看該作者
ted land in industrialized as well as in developing countries are covered with migrated or introduced plants. But also in natural habitats and communities, migration of animals, plants and microorganisms plays a key role in the functioning or threat to the present ecosystems...The special feature of
59#
發(fā)表于 2025-3-31 19:33:52 | 只看該作者
https://doi.org/10.1007/978-3-540-89110-9 and 16.1 kg N ha.. Considering all available data of input and output, the nitrogen balance was positive. The amount of nitrogen stored in the biomass of the vrzea forest is about 50 times the annual nitrogen input. The use of N.-fixing legumes may open new perspectives for a sustainable use and protection of the várzea forest.
60#
發(fā)表于 2025-4-1 00:06:38 | 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 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 Yale Uni. Stanford Uni.
QQ|Archiver|手機版|小黑屋| 派博傳思國際 ( 京公網(wǎng)安備110108008328) GMT+8, 2025-10-14 20:11
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
田阳县| 和林格尔县| 潼南县| 平凉市| 白河县| 化德县| 渭南市| 手机| 溧阳市| 巩义市| 肥城市| 耒阳市| 偃师市| 商城县| 临沂市| 沙湾县| 宜川县| 石阡县| 赣州市| 瑞金市| 彭泽县| 乌什县| 娱乐| 射阳县| 曲阜市| 呼伦贝尔市| 齐齐哈尔市| 屯门区| 武强县| 常州市| 保定市| 饶阳县| 泌阳县| 长子县| 新竹县| 公主岭市| 梁河县| 永丰县| 元朗区| 柳州市| 长丰县|