Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.

Plant-microbe interaction resulted in different physio/chemical responses by host plant and interacting rhizobacteria.

Plant exudates appeared long time ago in the history line of life in the early Devonian. They are typical saps produced by specialized cells.

Plants are colonized by an astounding number of microorganisms that can provide different life-support functions, including nutrient acquisition and protection against (a)biotic stresses like drought or pathogen attack.

Microbiome composition of the spermosphere and the rhizosphere of wild and modern bean accessions grown in an agricultural and a native soil from Colombia was characterized by metagenomics and cultivation-dependent approaches.

De onderzoekers van het departement ‘World Archaeology’ van de Faculteit Archeologie richten zich in hun onderzoek op verschillende periodes en regio’s: van de oorsprong van de mens tot aan de Middeleeuwen en de moderne tijd, en van Azië tot Zuid-Amerika.

Supervisor: P.J.J. Hooykaas Co-Supervisor: R. Offringa

Archeologie, World Archaeology

De masterspecialisatie Applied Archaeology bereidt je op een wetenschappelijk niveau voor op een professionele carrière in de archeologie. Deze unieke specialisatie is een samenwerkinging tussen Universiteit Leiden en Hogeschool Saxion.

Als je het menselijk verleden bestudeert, kan dit je helpen om de maatschappelijke vraagstukken van tegenwoordig beter te begrijpen en op te lossen.

De onderzoeksgroep Digital Archaeology beheert twee computerlaboratoria voor verschillende doeleinden: een onderwijslab en een onderzoekslab.

The Summer School History of the Book, organized by the Allard Pierson Museum, introduces a new course in English: Introduction to the Archaeology of the Book, taught by Prof. Malcolm Walsby (2-6 September 2024).

Archeologie is een veelzijdige bacheloropleiding waarmee je van het verleden jouw toekomst maakt. Met onze mix van onderwijs en onderzoek leg je een stevige basis voor een (inter)nationale carrière in de archeologie.

Promotor: G.R. de Snoo, Co-promotor: C.J.M. Muster

Plants and soils from natural ecosystems harbor great diversity of soil microorganisms, which could potentially contribute to the sustainability of horticulture. The knowledge about using wild plant species and soil from natural ecosystem to improve the crop health will advance the application of ecological…

De missie van het Plant Sciences onderzoeksprogramma is om bij te dragen aan de duurzame productie van gewassen van hoge kwaliteit, bloemen en hoogwaardige producten met een biologische basis. Dit wordt gerealiseerd door het opdoen van fundamentele kennis over biologische processen omtrent de ontwikkeling…

Salicylic acid (SA) is a plant hormone, which is involved in the defense responses to pathogens and to abiotic stress, and in the regulation of plant growth and development.

Voor groep 4/5 basisschool.

In this thesis, the role of plant-mediated soil legacy effects in shaping aboveground plant-insect interactions was investigated.

Bepaalt de verspreiding van bodemschimmels zeldzaamheid van sommige planten?

The overall objectives of my thesis are to investigate the dynamics of the sorghum root microbiome and to explore the beneficial effects of the root microbiome on sorghum growth and stress tolerance.

Plant diversity is essential for us and our planet as it sustains the stability of our ecosystems, provides vital materials and food to us and supports many ecosystem services.

Soil biodiversity is of great importance for the maintenance of multifunctionality in terrestrial ecosystems.

Wiskunde en Natuurwetenschappen, Instituut Biologie Leiden (IBL)

Wetland plants are distinguished from plants of other terrestrial ecosystems by their adaptations to specific habitat stresses, including waterlogged and flooding and the subsequent abundance of phytotoxic compounds.

Promotor: Prof.dr. P. Hooykaas, Co-promotor: R. Offringa

The plant hormone auxin regulates plant growth and development through polar cell-to-cell transport-generated maxima and minima. PIN FORMED (PIN) auxin efflux carriers determine the direction of this auxin flow through their asymmetric placement on the plasma membrane (PM).

Trigonostemon Blume is a plant genus in the family Euphorbiaceae comprising 59 species.

This thesis describes how different colours of light affect various aspects of the growth and development of Arabidopsis and tomato plants⁠.

In this thesis, I focused on studying the above- and belowground interactions of J. vulgaris from a plant-soil feedback (hereafter, PSF) perspective. I investigated the temporal variation of negative PSF and examined the effects of root-associated bacteria on plant performance and aboveground herbiv…

Promotor: Prof.dr. P.G.L Klinkhamer, Co-promotor: K. Vrieling

We showed that constitutive and inducible chemical and morphological defenses against Western flower thrips differ between tomato and chrysanthemum plants.

As a contribution to the changing legislation and evolving societal attitudes concerning environmental issues, this project aims to enhance and manipulate the plants’ own natural defense mechanisms against western flower thrips (WFT).

What are trait-trait relationships in wetlands? To what extent the so-called leaf economics traits deviate from terrestrial ecosystems? How traits specific to wetland plant relate to plant strategies? What’s the relationship between wetland plant traits to the ecosystem functioning (e.g. productivity,…

Multicellular giant algae Chara species have been widely used in physiological studies for decades.

Promotor: G.R. de Snoo, Co-promotor: H.H. de Iongh, C.J.M. Musters

De Iraakse archeologische site Nimrud werd kort geleden terugveroverd op IS. Maar wat nu te doen met de beschadigde resten? Bleda Düring sprak erover in Trouw.

Prof.dr. J. Memelink

By growing in a soil plants change the biotic and abiotic properties of the soil in which they grow.

The soil ecosystem consists of the largest reservoir of biodiversity on Earth.

What is vegetation structure and composition in SFM primary forest, secondary logged over forest (logging FSC certified and logging non certified) in comparison to primary forest? What is avian guild diversity in SFM primary forest, secondary logged over forest (logging FSC certified and logging non…

Planten die door minder diersoorten worden bestoven, zijn mogelijk minder kwetsbaar voor verandering dan gedacht. Dat ontdekte Saskia Klumpers in de Rocky Mountains in Colorado. Promotie op 15 december.

Herstel van de natuur op uitgeputte landbouwgrond en in natuurgebieden verloopt moeizaam. ‘Bodemtransplantatie’ kan mogelijk uitkomst bieden. Dat betoogt Martijn Bezemer, hoogleraar Ecologie van Plant-Microbe-Insect interacties. Oratie op 18 december.

Plants, are sessile organisms, have developed strategies to adapt to changes in their environment, in part by altering their growth and development.

What are the behaviours of plant traits throughout various points in the growing season in a radiative transfer model framework and how well can this knowledge be integrated through data assimilation to provide priors for robust local and global vegetation products and analysis?

Planten kunnen de aanval van een ziekteverwekker weerstaan dankzij een tweeledig afweersysteem. De relatie tussen de twee afweerlijnen was nog niet duidelijk, maar nu blijkt dat ze elkaar versterken, zoals universitair docent Pingtao Ding (Instituut Biologie Leiden) en collega’s (Sainsbury Laboratory,…