Luzhen Chen

Luzhen Chen
Xiamen University | XMU · College of the Environment and Ecology

Ph.D

About

90
Publications
31,013
Reads
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2,952
Citations
Additional affiliations
August 2017 - present
Xiamen University
Position
  • Professor
Position
  • Visiting Scientists
January 2008 - July 2020
Xiamen University
Position
  • Professor

Publications

Publications (90)
Article
Mangrove forests provide vital ecosystem services to communities in tropical countries, yet they are susceptible to degradation. The causes and effects of mangrove forest degradation in the Sundarbans of Bangladesh have not been thoroughly investigated. This study aimed to explore these issues from the perspective of mangrove resource collectors (M...
Article
Full-text available
Mangrove forests provide vital ecosystem services to communities in tropical countries, yet they are susceptible to degradation. The causes and effects of mangrove forest degradation in the Sundarbans of Bangladesh have not been thoroughly investigated. This study aimed to explore these issues from the perspective of mangrove resource collectors (M...
Article
Water use strategies play a crucial role in the adaptive capabilities of mangroves to the saline intertidal conditions, yet the intricacies of daily water use patterns in mangrove species, which are pivotal for maintaining water balance, remain poorly understood. In this comprehensive study, we aimed to clarify the water use strategies of three co-...
Article
Full-text available
Global warming and sea‐level rise are directly influencing the growth, distribution, and greenhouse gas emissions of mangrove forests. However, mangrove forests growing at their latitudinal limits are relatively susceptible to warming; nevertheless, few studies have focused on GHG emissions of latitudinal limits mangrove forests as related to globa...
Article
The carbon storage in Bangladeshi mangrove plantations is influenced by site-specific variations and plantation management practices. This study was focused on evaluating the impact of stand age and above-ground factors on the carbon storage of the western-side high-saline mangrove plantations in Bangladesh. A comprehensive field study was conducte...
Article
Full-text available
Mangroves are important coastal wetlands along tropical and subtropical regions. Pneumatophore, a kind of aerial root, is among the prominent components of a mangrove ecosystem, which provides microhabitats for a range of prokaryotic (bacteria and cyanobacteria) microbial assemblages, whose role in the maintenance of mangrove ecology often remains...
Article
Full-text available
Coastal wetlands play an important role in regulating atmospheric carbon dioxide (CO 2 ) concentrations and contribute significantly to climate change mitigation. However, climate change, reclamation, and restoration have been causing substantial changes in coastal wetland areas and carbon exchange in China during recent decades. Here we compiled a...
Article
Blue carbon stored in coastal wetlands can be highly impacted by extreme events, such as typhoons. However, the sediment carbon accumulation capacity in this circumstance, remains unclear. In this study, a field site crossing the bare mudflat-saltmarsh interface was established in Southern Hangzhou Bay, to investigate the geomorphological and subse...
Preprint
Full-text available
The 'Mangroves of South China Sea' is a regional ecosystem subgroup (level 4 unit of the IUCN Global Ecosystem Typology in the South China Sea province. It includes intertidal forests and shrublands of the marine ecoregions of the Gulf of Tonkin, South China Sea Oceanic Islands and Southern China.The diverse biota of this ecoregion is characterised...
Conference Paper
Full-text available
This study is the first ever to gather local mangrove scientists, forest managers and policy-makers world-wide to identify the future scientific curiosity-driven and managerial need-driven questions to which science, management, and/or governance needs an answer.
Article
Full-text available
Salt marshes are transitional ecosystems that link land and sea. They occur globally and take on a variety of forms, differing in structure and function. Despite these differences, salt marshes are often discussed as a singular ecosystem type, compared to a select few well-studied locations, and currently lack a unifying conceptual framework. We pr...
Article
One of the primary constraints for mangrove restoration is the low temperature in relatively high latitude regions. Yueqing Bay, at a latitude of 28.20 • N, is the northmost region for the artificial mangrove forests in China. It is hypothesized that in this region, the micro-climate nearby tidal creeks can benefit the growth of mangroves, as the i...
Article
Full-text available
As part of the plant water-use process, plant nocturnal sap flow (Q n) has been demonstrated to have important ecophysiological significance to compensate for water loss. The purpose of this study was to explore nocturnal water-use strategies to fill the knowledge gap in mangroves, by measuring three species co-occurring in a subtropical estuary. S...
Article
Full-text available
Background and aims Fine roots (diameter < 2 mm) are the component of belowground biomass, which are help to maintain sediment volume and resist soil compaction in mangroves. In addition, fine root turnover contributes to belowground carbon stocks. This study focused on root zone dynamics and aimed to quantify the composition of live and dead fine...
Article
Full-text available
While there is consensus that blue carbon ecosystems, such as mangroves, have an important role in mitigating some aspects of global climate change, little is known about mangrove carbon cycling under elevated atmospheric CO2 concentrations (eCO2). Here, we review studies in order to identify pathways for how eCO2 might influence mangrove ecosystem...
Article
Full-text available
In 2003, Kandelia obovata was identified as a new mangrove species differentiated from Kandelia candel. However, little is known about their chloroplast (cp) genome differences and their possible ecological significance. In this study, 25 whole cp genomes, with seven samples of K. candel from Malaysia, Thailand, and Bangladesh and 18 samples of K....
Article
Full-text available
Sequestration of blue carbon (C) in mangrove plantations depends on site characteristics and plantation management. This study evaluated the effects of plantation management on C sequestration at a C-neutral site in Xiamen, China. A field study was conducted on 10-year-old Sonneratia apetala and Kandelia obovata plantations (mono-Sa, mono-Ko) and a...
Preprint
Full-text available
Background and aims Fine roots help to maintain sediment volume and resist soil compaction in mangroves. In addition, fine root turnover contributes to belowground carbon stocks. This study focused on root zone dynamics, and aimed to quantify the composition of live and dead fine roots and analyze their functions during root zone expansion and belo...
Article
Full-text available
“Blue carbon” wetland vegetation has a limited freshwater requirement. One type, mangroves, utilizes less freshwater during transpiration than adjacent terrestrial ecoregions, equating to only 43% (average) to 57% (potential) of evapotranspiration ( $$ET$$ ET ). Here, we demonstrate that comparative consumptive water use by mangrove vegetation is a...
Preprint
In 2003, Kandelia obovata was identified as a new mangrove species differentiated from Kandelia candel. However, little is known about their chloroplast (cp) genome differences and their possible ecological significance. In this study, 25 whole cp genomes, with seven samples of K. candel from Malaysia, Thailand, and Bangladesh and 18 samples of K....
Preprint
As part of the plant water-use process, plant nocturnal sap flow ( Q ) has been demonstrated to have important ecophysiological significance to compensate for water loss. The purpose of this study was to explore nocturnal water-use strategies to fill the knowledge gap in mangroves, by measuring three species co-occurring in a subtropical estuary. T...
Article
Full-text available
Coastal wetlands are key features of the Earth’s surface and are characterized by a diverse array of coupled geomorphological and biological processes. However, the links between the distribution of biodiversity (for example, species and structural diversity) and the formation of coastal geomorphology are not well‐understood on a landscape scale mo...
Article
The non-native mangrove species, Sonneratia apetala, was widely planted in coastal restoration projects of China in the past three decades, and dispersed in mangrove habitats in some introduction areas, which aroused wide attention from scientists and forest managers. Therefore, it is an urgent need to investigate their distributing patterns and bu...
Article
Full-text available
The rapid mangrove loss and fragmentation observed in the past decades have catalyzed numerous efforts to restore mangroves globally, but nearly half of these efforts fail or underperform. Planting the wrong mangrove species on the wrong site, and overrelying on mangrove monocultures are the main mistakes. Here, we develop a methodological approach...
Article
Mangroves, salt marshes, and seagrass beds are important components of coastal blue carbon, with much higher carbon burials in sediment than those in terrestrial ecosystems. Carbon accumulation rate (CAR) is a key index to evaluate the carbon sequestration capacity of coastal blue carbon ecosystems. This review introduced the principle of a long-te...
Article
Mangrove forests are among the highest carbon (C) sinks in the tropics and subtropics worldwide. Net primary productivity (NPP) is estimated by the permanent plot method with litterfall plus incremental growth (LG) and has great significance for the evaluation of the carbon sequestration capacity of forests. Here, we developed a new high-resolution...
Article
Sonneratia apetala and Laguncularia racemosa are two nonnative mangrove species in China, having been widely planted in mangrove afforestation. This study aimed to assess the ability of the seedlings for these two species to withstand different seawater salinities and shading levels under magnitude, as well as to investigate the combined effects of...
Chapter
Mangrove forests are facing the challenges of continual losses and unsustainable use globally. Ways to conserve and use mangrove ecosystems wisely are still largely unknown. In this study, a design to transfer traditional shrimp ponds to mangrove wetland eco‐farms and restore mangroves for carbon accumulation was examined for ecosystem service bene...
Article
Full-text available
Mangroves are significant carbon (C) sinks and ecological engineers as they accumulate sediments and increase soil surface elevation. Thus, the forest management practice of thinning may not only alter forest structure, but also facilitate new biogeomorphological processes that affect soil development. Thinning may create additional opportunity for...
Article
Full-text available
Key Message Chilling injury resulted in tree water-use changes in mangrove forests, with two Sonneratia species displaying different severities of impact and recovery patterns. Abstract Mangroves are periodically influenced in negative ways by non-freezing temperatures across their global sub-tropical range. However, physiological and morphologica...
Chapter
Mangroves and tidal saltmarshes are known for their considerable capacity to store carbon (C). Mangrove-saltmarsh ecotones have high dynamics in C cycling based on some evidence of mangroves encroaching into saltmarshes. The mangrove encroachment may also increase the surface elevation, enhance C storage and further change the ecosystem services. I...
Article
Full-text available
Flow regime is a key driver of invasive aquatic organisms, and the invasiveness of mangrove species may be simultaneously attributed to plant traits and flowing hydrological conditions at the estuary scale. Sonneratia apetala is a non-native forestry mangrove species in China with a potential for dispersal and invasion. We focused on hydrological d...
Article
Full-text available
Consequences of global climate change on mangrove habitats are ambiguous owing to multifaceted factors. In this study, we examined historical occurrences of ten common mangrove species and quantified the rate of latitudinal shift as a possible response to climate change. The Global Biodiversity Information Facility (GBIF) was used to gather occurre...
Article
Full-text available
A high resolution mangrove map (e.g., 10-m), including mangrove patches with small size, is urgently needed for mangrove protection and ecosystem function estimation, because more small mangrove patches have disappeared with influence of human disturbance and sea-level rise. However, recent national-scale mangrove forest maps are mainly derived fro...
Article
High reproductive and dispersal capacity allow invasive plant species to spread and establish, out-compete and occupy new niches. Sonneratia apetala, a species used in afforestation projects in southern China, was introduced from Bangladesh in 1985. This species has the capacity to colonize in mangrove mudflats and invade natural mangrove community...
Article
Full-text available
Mangroves are salt-tolerant woody species occurring in tropical/subtropical coastal habitats. Plantation of fast-growing non-native mangrove species has been used as a tool for mangrove restoration/reforestation in several countries. However, the fast-growth ability can make recently introduced species invasive as they can possibly replace co-occur...
Article
Mangroves are critical inter-tidal ecosystems with high productivity and ecological significance. Afforestation was regarded as one of the key projects worldwide in recovering mangrove ecosystem function. Laguncularia racemosa, a non-native mangroves species in China has been used in mangrove afforestation, while its inva-siveness is widely concern...
Chapter
Full-text available
As typically distinctive ecotones, coastal wetlands have been narrowing between halophytic plant communities such as mangroves, salt marsh, and seagrass. Plant invasions can be magnified because of high dynamics in these regions. Multiple and rapid global change factors combined with strong anthropogenic disturbance would greatly aggravate the inva...
Article
Mangrove-inundation patterns have been examined in many field studies, but spatially explicit quantitative analyses are still lacked. A better understanding of how mangrove species responds to the inundation gradient will facilitate mangrove conservation and management. In this study, we integrated unmanned aerial vehicle (UAV) camera imagery and l...
Article
Exotic species vary in how harmful they are. The earlier we can predict the outcome of an invasion, the more time is available for management. We conducted a "marsh organ" experiment with six elevation treatments to evaluate how the exotic grass Spartina alterniflora, which has invaded almost the entire coastline of China, affects a native (Kandeli...
Article
Full-text available
Salt marshes dominated by saline seepweed (Suaeda heteroptera) provide important ecosystem services such as sequestering carbon (blue carbon), maintaining healthy fisheries, and protecting shorelines. These salt marshes also constitute stunning red beach landscapes, and the resulting tourism significantly contributes to the local economy. However,...
Article
Mangrove species have developed uniquely efficient water-use strategies in order to survive in highly saline and anaerobic environments. Herein, we estimated the stand water use of two diffuse-porous mangrove species of the same age, Sonneratia apetala Buch. Ham and Sonneratia caseolaris (L.) Engl., growing in a similar intertidal environment. Spec...
Chapter
National and global mangrove monitoring efforts provide an invaluable picture of changes to these dynamic and valuable ecosystems, the global threats they face, and the outcomes of recovery efforts. However, multiple forces drive global mangrove losses, whose nature and dynamics can vary dramatically across regional and local contexts. If we are to...
Article
This study aimed to discover the growth, photosynthetic traits of Sonneratia caseolaris seedlings to different environment in natural mangroves, which were two kinds of plots under dense canopy of Kandelia obovata forests and S. caseolaris forests, forest gaps, and mudflats. The results showed that the seedlings growing in mudflats had the largest...
Article
Full-text available
Mangroves invade some very marginal habitats for woody plants-at the interface between land and sea. Since mangroves anchor tropical coastal communities globally, their origin, diversification and adaptation are of scientific significance, particularly at a time of global climate change. In this study, a combination of single-molecule long reads an...
Article
Full-text available
The global distribution and diversity of mangrove forests is greatly influenced by the frequency and intensity of winter air temperature extremes. However, our understanding of how different mangrove species respond to winter temperature extremes has been lacking because extreme freezing and chilling events are, by definition, relatively uncommon a...
Article
Mangroves are the most important coastal blue carbon sinks. The accurate estimation on the carbon sequestration capacity of plant communities would guide the mangrove conservation, afforestation and management. This study investigated the vegetation carbon stocks of dominant mangrove communities, which were Avicennia marina, Kandelia obovata, Sonne...
Article
Chen, L. and Wang, W., 0000. Ecophysiological responses of viviparous mangrove Rhizophora stylosa seedlings to simulated sea-level rise. As the only forests situated at the transition between land and sea, mangrove forests constitute one of the first ecosystems vulnerable to rising sea level. When sea level rises, plants are exposed to increased sa...
Chapter
In this chapter, we listed three important species and population as typical cases of species and population conservation. Mangrove, as a special ecosystem in the edge of the land and sea, has been conducted plenty of in-depth researches for a long time. Here, we tease and describe the historical perspectives and current status of mangrove ecologic...
Chapter
Pneumatophores are specialized aerial roots stemming from a subterranean root system, which enable plants to utilize air in waterlogged soil habitats.
Article
Full-text available
In this study, we compared stand structure, biomass and soil carbon pools, and litterfall production between a mixed mangrove forest consisting of Aegiceras corniculatum inter-planted with the exotic Sonneratia apetala and a native monospecific forest dominated by A. corniculatum in the intertidal area of Zhanjiang, Guangdong Province, southeast Ch...
Article
Mangroves are among the most well described and widely studied wetland communities in the world. The greatest threats to mangrove persistence are deforestation and other anthropogenic disturbances that can compromise habitat stability and resilience to sea-level rise. To persist, mangrove ecosystems must adjust to rising sea level by building verti...
Article
Full-text available
Xylem-tapping mistletoes are known to have generally higher transpiration rate (Tr), lower CO2 assimilation rate (A) and therefore lower water-use efficiency (WUE) than their hosts. There are long-standing contradictions in water relations and nitrogen use in photosynthesis. Gas exchange, chlorophyll fluorescence and nutrition components were inves...
Article
By using LI-6400 portable photosynthesis system, PAM-2 100 chlorophyll fluorescence analyzer, and stable isotope technique, this paper studied the leaf photosynthetic and fluorescence properties, water sources, and water use efficiency (WUE) of five main tree species in coastal shelterbelt forests in Fujian Province, aimed to understand the photosy...
Article
Mangroves are one of the most carbon-rich tropical ecosystems. Two fast-growing mangrove species of the genus Sonneratia, the native S. caseolaris and non-native S. apetala, have been widely used for mangrove reforestation in China; however their ability to sequester carbon is still unclear. The present study aimed to estimate the growth, carbon ac...
Conference Paper
Background/Question/Methods Cordgrass (Spartina alterniflora) was introduced to China from the USA. It grows vigorously in China and has spread over much of the Chinese coast. Surveys in estuaries of southeast China have revealed a fast expansion of mangrove-Spartina ecotone, from Leizhou Peninsula to Yueqing, a range of more than 7 degrees of la...
Article
By setting up a set of simulated tidal systems with different air- and water temperature and tidal flood conditions, this paper studied the synergistic effects of low temperature in winter and ebb tide at night on the growth and key eco-physiological traits of Sonneratia apetala seedlings. Low air temperature depressed the seedlings growth, but the...
Article
Full-text available
Cordgrass ( Spartina alterniflora ) was introduced to China in 1979 from the United States for reducing coastal erosion. It grows vigorously in China and has spread over much of the Chinese coast, from Leizhou Peninsula to Liaoning, a range of more than 19 degrees of latitude. On the southern coast of China, S. alterniflora has invaded mangrove‐dom...
Article
Full-text available
Salinity plays significant roles in regulating the growth and distribution of mangroves, and the salt tolerance mechanisms of mangroves have been the focus of research for several decades. There are contradictory views regarding the relationship between mangroves and salt: (1) Mangroves are facultative halophytes, i.e. freshwater is a physiological...
Article
A greenhouse pot experiment was conducted to study the effects of different soil water conditions on the growth and physiological characteristics of three years old Ficus microcarpa seedlings, aimed to provide an optimum water management mode for the cultivation of this horticultural species. Five treatments were installed, i. e., 90% -100%, 70% -8...
Article
a b s t r a c t The purpose of this study was to investigate the stem anatomical adaptations of the mangrove Bruguiera gymnorrhiza seedlings under experimental conditions that simulated semidiurnal tides. The inundation periods in these treatments were 0, 2, 4, 6, 8, 10 and 12 h. In the 0–6 h treatments, cortex thickness, pith radius and stem radiu...
Conference Paper
Background/Question/Methods Mangroves and salt marsh coexist and interact in many places in the world. In recent decades, mangroves have replaced salt marsh on shorelines of Australia and North America, possibly because warmer temperatures have enhanced the competitive advantage of mangroves. In contrast, the salt marsh grass Spartina alterniflora...
Article
For the purpose of mangrove restoration in China, Sonneratia caseolaris has been introduced and planted in Guangdong Province outside and north of its native habitat, Hainan Province. We monitored the litter fall and forest structure of this S. caseolaris forest in Shenzhen City, Guangdong Province, China, from 1996 to 2005. The annual fluctuation...
Article
Aims In this paper, we highlighted some key progresses in mangrove conservation, restoration and research in China during last two decades. Methods Based on intensive literature review, we compared the distribution and areas of existing mangroves among selected provinces of China, discussed the issues associated with mangrove conservation and resto...