Summary: Recent strategies have focused on enhancing the sustainability of horticultural crop production systems, with biostimulants emerging as a promising tool. Among these, protein hydrolysates (PHs)—mixtures of peptides and amino acids—have gained attention for their
Summary: This study investigated the impact of a commercial plant-derived biostimulant from a tropical plant extract (PE; Auxym®) on the growth, physiology, and biochemical composition of greenhouse-grown jute (Corchorus olitorius L.) under varying nutrient regimens.
Summary: This study explored the potential of using a microbial-based biostimulant to enhance the agronomical, physiological, and functional quality of greenhouse-grown lettuce (Lactuca sativa L.) under varying water availability regimes. The biostimulant contained two strains
Summary: This study investigated the effects of plant-derived protein hydrolysates (PHs) applied as either foliar spray or substrate drench on tomato plants under limited water availability, focusing on morpho-physiological traits and metabolic responses. The goal
Summary: This study explored the effects of legume-derived protein hydrolysates (PHs) on tomato plants (Solanum lycopersicum L.) under both optimal and sub-optimal nitrogen (N) conditions. The focus was on growth, mineral composition, and the molecular
Summary: This study explored the impact of three plant biostimulants (PBs)—a legume-derived protein hydrolysate (PH), an extract from the seaweed Ecklonia maxima, and a mixture of vegetal oils and Ascophyllum nodosum seaweed extracts—on the productivity,
Summary: This study evaluated the impact of different concentrations of a plant-derived protein hydrolysate (PH), “Trainer,” on the growth, ornamental quality, leaf gas exchanges, and mineral composition of three bedding plants: Begonia tuberhybrida, Pelargonium peltatum,
Summary: This study investigated the effects of the biopolymer-based biostimulant Quik-link, containing lateral root-promoting peptides and lignosulphonates, on the growth and metabolic responses of greenhouse-grown melon. The biostimulant was applied as a substrate drench at
Summary: This study explored how the combined use of microbial-based biostimulants and plant-derived protein hydrolysates (PHs) can enhance the tolerance of greenhouse-grown lettuce (Lactuca sativa L.) to the challenges posed by salinity and alkalinity, conditions
Summary: This study investigated the impact of planting time and seed coating with a microbial consortium (including arbuscular mycorrhizal fungi and Trichoderma atroviride) on the mineral composition, antioxidant activity, total phenolics, and specific polyphenol content
Summary: This study evaluated the impact of three biostimulants—legume-derived protein hydrolysate (PH), plant extract (PE), and seaweed extract (SWE)—on the yield, nutritional quality, and economic profitability of greenhouse-grown tomatoes (Solanum lycopersicum L.) under soil culture.
Summary: This study explored the effects of a natural plant biostimulant, a legume-derived protein hydrolysate (Trainer®), on the yield, physiological performance, and fruit quality of two tomato cultivars, Akyra and Sir Elyan, in a greenhouse
Summary: This study evaluated the environmental impact and energy consumption associated with the production of protein hydrolysates used as plant biostimulants. The research compared two different production methods: enzymatic hydrolysis of legume-derived proteins (specifically lupine
Summary: This study examined the effects of a plant-derived protein hydrolysate on greenhouse lettuce (Lactuca sativa) under salt stress conditions. The research focused on various plant growth parameters, including root morphology, SPAD index, chlorophyll fluorescence,
Summary: Arbuscular mycorrhizal inoculation significantly improves the growth, yield, and physiological resilience of zucchini plants under conditions of soil acidity and aluminum toxicity. The inoculation helps maintain better nutritional status, reduces the detrimental effects of
Summary: This study aimed to evaluate the effectiveness of seed coating with a microbial consortium comprising the arbuscular mycorrhizal (AM) fungi *Glomus intraradices* BEG72, *Glomus mossae,* and *Trichoderma atroviride* MUCL 45632 in enhancing seedling establishment,
Summary: This study focuses on evaluating the biostimulant effects of two beneficial microorganisms—*Glomus intraradices* BEG72 (G) and *Trichoderma atroviride* MUCL 45632 (T)—on various vegetable crops. The study examines their individual and combined effects on plant
Summary: This study investigates the biostimulant effects of a plant-derived protein hydrolysate on various crops through a series of laboratory bioassays and greenhouse experiments. The key findings from the experiments are as follows: Experiment 1
Summary: This study evaluated the effects of organic fertilization, arbuscular mycorrhiza (AM) inoculation, and salinity on the growth, leaf yield, mineral composition, and nutraceutical value of **Aloe arborescens** and **Aloe barbadensis**. Across three greenhouse experiments,
Summary: A greenhouse experiment was conducted on butterhead lettuce treated with protein hydrolysate biostimulants to test the “signaling peptide theory.” The study found that PH1 and PH3 significantly increased fresh yield under optimal conditions, but
Summary: The study aimed to evaluate the effects of three organic fertilizers on greenhouse lettuce’s morpho-physiological and agronomic traits under poor soil quality conditions. The tested organic fertilizers were poultry manure, vinasse-based fertilizer, and insect’s
Summary: A study on Genovese basil (Ocimum basilicum L.) was conducted to evaluate the effects of various treatments on its bioavailability in agricultural systems. The results showed that the combined application of vegetable protein hydrolysate
Summary: This study investigates the morpho-physiological and metabolomic changes in maize leaves and roots following seed treatment with beneficial fungi, protein hydrolyzate-based biostimulants, or in combination with a consortium of T. koningii TK7 and rhizobacteria.
Summary: Lettuce, a major food crop in the European Union, can associate with arbuscular mycorrhizal fungi (AMF), which can stimulate the synthesis of secondary metabolites, increasing plant tolerance to stresses and enhancing antioxidant compounds. A
Summary: Salinity is a significant issue for food production, and biostimulants can help protect crops from yield losses. A greenhouse experiment was conducted on lettuce plants under control and high salinity conditions using Trainer (T)
Summary: Iron (Fe) is a crucial micronutrient for plant growth and productivity, but its bioavailability can be limited in calcareous soils, leading to Fe deficiency symptoms. Fe fertilization is the most common approach in agriculture
Summary: Biofertilisers from organic sources are being promoted for their potential in promoting a circular economy and maximizing resource use. However, environmental investigations are needed to replace synthesised fertilisers. This study examines the environmental performance
Summary: Plant biostimulants, including plant protein hydrolysates (PHs) and arbuscular mycorrhizal fungi (AM), can significantly increase crop yield and quality while reducing the ecological impact of plant growing cycles. However, there is limited research on
Summary: A greenhouse experiment on spinach irrigated with varying salinity concentrations showed that applying foliar protein hydrolysates from vegetal origin to the plants significantly boosted yield and increased the SPAD index and total chlorophylls. This
Summary: The growing demand for high-quality strawberries necessitates innovative agricultural practices to improve yield and fruit quality. Natural biostimulants like bacterial filtrate, vegetal-derived protein hydrolysate, and synthetic auxin can be used to enhance strawberry production.
Summary: This study investigates the potential of arbuscular mycorrhizal (AM) fungi to enhance the tolerance of two Cucurbitaceae species, cucumber (Cucumis sativus L.) and zucchini squash (Cucurbita pepo L.), to bicarbonate stress in irrigation water.
Summary: The study investigated the combined effect of phosphorus (P) application and arbuscular mycorrhizal fungi (AMF) on the growth and accumulation of arsenic (As) and phosphorus in lettuce plants grown in As-polluted soil. The experiments
Summary: In a greenhouse experiment conducted during the spring-summer of 2009, researchers aimed to investigate two hypotheses concerning arbuscular-mycorrhizal (AM) inoculation and fertilization regimes on zucchini plants (Cucurbita pepo L.). The first hypothesis proposed that
Summary: In a greenhouse experiment aimed at assessing the potential benefits of arbuscular mycorrhizal (AM) inoculation in overcoming salinity challenges and examining the influence of phosphorus (P) concentration on zucchini (Cucurbita pepo L.) plant responses
Summary: In a field experiment conducted during spring-summer 2003 at the experimental farm of CCORAV in Grotte di Castro, Viterbo, Central Italy, the objective was to assess the performance of five potato cultivars under two
Summary: The aim of this study was to assess whether arbuscular mycorrhizal (AM) inoculation using a biofertilizer containing clays, leek root pieces, and Glomus intraradices spores could enhance the alkalinity tolerance of two cucumber genotypes
Summary: The aim of this study was to investigate the potential of a commercial plant-derived protein hydrolysate, called ‘Trainer’, to enhance the growth and nitrogen uptake of maize and lettuce in a floating system using
Summary: Protein hydrolysates (PHs) represent a significant category of plant biostimulants, characterized by mixtures of polypeptides, oligopeptides, and amino acids derived from protein sources through partial hydrolysis. Typically applied as foliar sprays or near the
Summary: There is increasing evidence suggesting that various organic substances, including plant extracts and plant-derived protein hydrolysates, have the potential to enhance crop productivity and improve crop tolerance to abiotic stresses such as drought and
Summary: In a study conducted during the spring-summer seasons of 2003 and 2004 at the experimental farm of CCORAV in Grotte di Castro, Viterbo, Central Italy, the impact of five rates of a guano-based organic
