Nutrient Management in Aquaponics: Comparison of Three Approaches for Cultivating Lettuce, Mint and Mushroom Herb DOI Creative Commons

Valentina Nozzi,

Andreas Graber, Zala Schmautz

et al.

Agronomy, Journal Year: 2018, Volume and Issue: 8(3), P. 27 - 27

Published: March 7, 2018

Nutrients that are contained in aquaculture effluent may not supply sufficient levels of nutrients for proper plant development and growth hydroponics; therefore, they need to be supplemented. To determine the required level supplementation, three identical aquaponic systems (A, B, C) one hydroponic system (D) were stocked with lettuce, mint, mushroom herbs. The Nile tilapia. System A only received derived from fish feed; B feed as well weekly supplements micronutrients Fe; C same macronutrients, P K; D, a inorganic solution containing N, Ca, was added weekly. Lettuce achieved highest yields C, mint herb B. present study demonstrated nutritional requirements make them suitable farming because require low supplement addition, hence little management effort, resulting minimal cost increases. While addition accelerated lettuce (Systems C), even surpassed (System vs. D), quality (polyphenols, nitrate content) better without supplementation.

Language: Английский

Root microbiota drive direct integration of phosphate stress and immunity DOI
Gabriel Castrillo, Paulo José Pereira Lima Teixeira, Sur Herrera Paredes

et al.

Nature, Journal Year: 2017, Volume and Issue: 543(7646), P. 513 - 518

Published: March 1, 2017

Language: Английский

Citations

823
Root Endophyte Colletotrichum tofieldiae Confers Plant Fitness Benefits that Are Phosphate Status Dependent DOI Creative Commons
Kei Hiruma,

Nina Gerlach,

Soledad Sacristán

et al.

Cell, Journal Year: 2016, Volume and Issue: 165(2), P. 464 - 474

Published: March 17, 2016

Highlights•Colletotrichum tofieldiae (Ct) is a fungal root endophyte of Arabidopsis•Ct transfers the macronutrient phosphorus to Arabidopsis shoots•Ct-mediated plant growth promotion needs an intact phosphate starvation response•A branch innate immune system essential for beneficial Ct activitiesSummaryA staggering diversity endophytic fungi associate with healthy plants in nature, but it usually unclear whether these represent stochastic encounters or provide host fitness benefits. Although most characterized species genus Colletotrichum are destructive pathogens, we show here that C. endemic natural thaliana populations central Spain. Colonization by initiates roots can also spread systemically into shoots. shoots, promotes growth, and increases fertility only under phosphorus-deficient conditions, nutrient status might have facilitated transition from pathogenic lifestyles. The host's response (PSR) controls colonization needed (PGP). PGP requires PEN2-dependent indole glucosinolate metabolism, component responses, indicating functional link between immunity PSR during interactions Ct.Graphical abstract

Language: Английский

Citations

564
The Soil-Borne Legacy DOI Creative Commons
Peter A. H. M. Bakker, Corné M. J. Pieterse, Ronnie de Jonge

et al.

Cell, Journal Year: 2018, Volume and Issue: 172(6), P. 1178 - 1180

Published: March 1, 2018

Language: Английский

Citations

456
Crying out for help with root exudates: adaptive mechanisms by which stressed plants assemble health-promoting soil microbiomes DOI
Stephen A. Rolfe,

Joseph Griffiths,

Jurriaan Ton

et al.

Current Opinion in Microbiology, Journal Year: 2019, Volume and Issue: 49, P. 73 - 82

Published: June 1, 2019

Language: Английский

Citations

366
Rhizosphere Microbiome Assembly and Its Impact on Plant Growth DOI
Qian Qu, Zhenyan Zhang, Willie J.G.M. Peijnenburg

et al.

Journal of Agricultural and Food Chemistry, Journal Year: 2020, Volume and Issue: 68(18), P. 5024 - 5038

Published: April 7, 2020

Microorganisms colonizing the plant rhizosphere provide a number of beneficial functions for their host. Although an increasing investigations clarified great functional capabilities microbial communities, understanding precise mechanisms underlying impact microbiome assemblies is still limited. Also, not much known about various microbiome. In this review, we summarize current knowledge biotic and abiotic factors that shape as well traits are to plants growth disease-resistance. We give particular emphasis on root metabolites how contributes growth, yield, Finally, introduce new perspective novel method showing synthetic community construction provides effective approach unravel plant–microbes microbes–microbes interplays.

Language: Английский

Citations

364
The Age of Coumarins in Plant–Microbe Interactions DOI Creative Commons
Ioannis A. Stringlis, Ronnie de Jonge, Corné M. J. Pieterse

et al.

Plant and Cell Physiology, Journal Year: 2019, Volume and Issue: 60(7), P. 1405 - 1419

Published: April 23, 2019

Coumarins are a family of plant-derived secondary metabolites that produced via the phenylpropanoid pathway. In past decade, coumarins have emerged as iron-mobilizing compounds secreted by plant roots and aid in iron uptake from iron-deprived soils. Members coumarin found many species. Besides their role uptake, been extensively studied for potential to fight infections both plants animals. Coumarin activities range antimicrobial antiviral anticoagulant anticancer. recent years, studies model species tobacco Arabidopsis significantly increased our understanding biosynthesis, accumulation, secretion, chemical modification modes action against pathogens. Here, we review current knowledge on different We focus simple provide an overview biosynthesis environmental stress responses, with special attention recently discovered semiochemical aboveground belowground plant-microbe interactions assembly root microbiome.

Language: Английский

Citations

307
Carbon Fluxes between Primary Metabolism and Phenolic Pathway in Plant Tissues under Stress DOI Open Access
Sofia Caretto, Vito Linsalata,

Giovanni Colella

et al.

International Journal of Molecular Sciences, Journal Year: 2015, Volume and Issue: 16(11), P. 26378 - 26394

Published: Nov. 4, 2015

Higher plants synthesize an amazing diversity of phenolic secondary metabolites. Phenolics are defined metabolites or natural products because, originally, they were considered not essential for plant growth and development. Plant phenolics, like other compounds, provide the with specific adaptations to changing environmental conditions and, therefore, defense mechanisms. defensive traits costly due energy drain from toward metabolite production. Being limited resources, have decide how allocate these resources various competing functions. This decision brings about trade-offs, i.e., promoting some functions by neglecting others as inverse relationship. Many studies been carried out in order link evaluation performance (in terms rate) levels defense-related Available results suggest that stresses stress-induced phenolics could be linked a transduction pathway involves: (i) proline redox cycle; (ii) stimulated oxidative pentose phosphate pathway; turn, (iii) reduced tissues.

Language: Английский

Citations

271
Survival trade-offs in plant roots during colonization by closely related beneficial and pathogenic fungi DOI Creative Commons
Stéphane Hacquard, Barbara Kracher, Kei Hiruma

et al.

Nature Communications, Journal Year: 2016, Volume and Issue: 7(1)

Published: May 6, 2016

Abstract The sessile nature of plants forced them to evolve mechanisms prioritize their responses simultaneous stresses, including colonization by microbes or nutrient starvation. Here, we compare the genomes a beneficial root endophyte, Colletotrichum tofieldiae and its pathogenic relative C. incanum , examine transcriptomes both fungi plant host Arabidopsis during phosphate Although two species diverged only 8.8 million years ago have similar gene arsenals, identify genomic signatures indicative an evolutionary transition from lifestyles, narrowed repertoire secreted effector proteins, expanded families chitin-binding secondary metabolism-related limited activation pathogenicity-related genes in planta . We show that are prioritized -colonized roots under phosphate-deficient conditions, whereas defense activated phosphate-sufficient conditions. These immune retained phosphate-starved colonized illustrating ability maximize survival response conflicting stresses.

Language: Английский

Citations

253
Arabidopsis PHL2 and PHR1 Act Redundantly as the Key Components of the Central Regulatory System Controlling Transcriptional Responses to Phosphate Starvation DOI Open Access
Lichao Sun, Li Song, Ye Zhang

et al.

PLANT PHYSIOLOGY, Journal Year: 2015, Volume and Issue: 170(1), P. 499 - 514

Published: Nov. 19, 2015

When confronted with inorganic phosphate (Pi) starvation, plants activate an array of adaptive responses to sustain their growth. These responses, in a large extent, are controlled at the transcriptional level. Arabidopsis (Arabidopsis thaliana) PHOSPHATE RESPONSE1 (PHR1) and its close homolog PHR1-like 1 (PHL1) belong 15-member family MYB-CC transcription factors regarded as key components central regulatory system controlling plant Pi starvation. The knockout PHR1 PHL1, however, causes only partial loss starvation-induced genes, suggesting existence other this system. In work, we used acid phosphatase, AtPAP10, study molecular mechanism underlying We first identified DNA sequence on AtPAP10 promoter that is critical for AtPAP10. then demonstrated PHL2 PHL3, two members family, specifically bind Unlike protein accumulation PHL3 upregulated by RNA-sequencing analyses indicated most genes impaired phl2 mutant, indicating also component Finally, showed PHL2, perhaps acts redundantly regulate response

Language: Английский

Citations

197
Plant Metabolic Network 15: A resource of genome‐wide metabolism databases for 126 plants and algae DOI
Charles Hawkins, Daniel Ginzburg, Kangmei Zhao

et al.

Journal of Integrative Plant Biology, Journal Year: 2021, Volume and Issue: 63(11), P. 1888 - 1905

Published: Aug. 17, 2021

To understand and engineer plant metabolism, we need a comprehensive accurate annotation of all metabolic information across species. As step towards this goal, generated genome-scale pathway databases 126 algal genomes, ranging from model organisms to crops medicinal plants (https://plantcyc.org). Of these, 104 have not been reported before. We systematically evaluated the quality databases, which revealed that our semi-automated validation pipeline dramatically improves quality. then compared content using multiple correspondence analysis found Brassicaceae, Poaceae, Chlorophyta appeared as metabolically distinct groups. demonstrate utility resource, used recently published sorghum transcriptomics data discover previously unreported trends metabolism underlying drought tolerance. also single-cell Arabidopsis root infer cell type-specific pathways. This work shows quantity resource demonstrates its wide-ranging in integrating with other areas biology.

Language: Английский

Citations

176