نتایج جستجو برای: plant growth hormones

تعداد نتایج: 1204472  

Journal: :Stress Biology 2022

Abstract Phosphorus (P) is obtained by plants as phosphate (Pi) from the soil and low Pi levels affects plant growth development. Adaptation to condition entails sensing internal external translating those signals molecular morphophysiological changes in plant. In this review, we present findings related local systemin with focus mechanisms behind root system architectural impact of hormones ep...

2016
Selahattin Danisman

Plants are sessile and as such their reactions to environmental challenges differ from those of mobile organisms. Many adaptions involve growth responses and hence, growth regulation is one of the most crucial biological processes for plant survival and fitness. The plant-specific TEOSINTE BRANCHED 1, CYCLOIDEA, PCF1 (TCP) transcription factor family is involved in plant development from cradle...

2015
Zahra Safaei Keikhosro Karimi Poorandokht Golkar Akram Zamani Hitoshi Sashiwa

The objective of this study was to investigate the effects of indole-3-acetic acid (IAA) and kinetin (KIN) on Mucor indicus growth, cell wall composition, and ethanol production. A semi-synthetic medium, supplemented with 0-5 mg/L hormones, was used for the cultivations (at 32 °C for 48 h). By addition of 1 mg/L of each hormone, the biomass and ethanol yields were increased and decreased, respe...

2018
Kai Zhao Yuzhen Zhou Yushu Li Xiaokang Zhuo Sagheer Ahmad Yu Han Xue Yong Qixiang Zhang

Plants facing the seasonal variations always need a growth restraining mechanism when temperatures turn down. C-repeat binding factor (CBF) genes work essentially in the cold perception. Despite lots of researches on CBFs, the multiple crosstalk is still interesting on their interaction with hormones and dormancy-associated MADS (DAM) genes in the growth and dormancy control. Therefore, this st...

2013
Junli Liu Saher Mehdi Jennifer Topping Jirí Friml Keith Lindsey

Understanding how hormones and genes interact to coordinate plant growth is a major challenge in developmental biology. The activities of auxin, ethylene, and cytokinin depend on cellular context and exhibit either synergistic or antagonistic interactions. Here we use experimentation and network construction to elucidate the role of the interaction of the POLARIS peptide (PLS) and the auxin eff...

Journal: :health scope 0
hossein alidadi health sciences research center, department of environmental health engineering, mashhad university of medical sciences, mashhad, ir iran; health sciences research center, department of environmental health engineering, mashhad university of medical sciences, mashhad, ir iran. tel: +98-5138552610, fax: +98-5138522775 ali reza saffari recycle organization of mashhad municipality, mashhad, ir iran damon ketabi health sciences research center, department of occupational health engineering, mashhad university of medical sciences, mashhad, ir iran roya peiravi health sciences research center, department of environmental health engineering, mashhad university of medical sciences, mashhad, ir iran ahmad hosseinzadeh health sciences research center, department of environmental health engineering, mashhad university of medical sciences, mashhad, ir iran

conclusions the vermicompost as a potential source of plant nutrients for sustainable tomato production can reduce health and environmental problems. results the analysis of the variance results revealed that the effect of the type and amount of fertilizers on tomato yield was significant at 1% level. the results of this study showed that using the vermicompost dosage to cow manure of 500 g/m2 ...

Journal: :Science's STKE : signal transduction knowledge environment 2006
Youssef Belkhadir Xuelu Wang Joanne Chory

Plants control their size through the action of several phytohormones. One class of growth-promoting hormones is the brassinosteroids (BRs), the polyhydroxylated steroid hormones of plants. Here, we present the Arabidopsis-specific proteins that are the founding members of key BR signaling pathway components found in all plants. The genetic studies that identified these components are unique to...

Journal: :Environmental Health Perspectives 1988
C L Hughes

Plants have physical and chemical mechanisms for defense from attack by animals. Phytochemical defenses that protect plants from attack by insects include antifeedants, insecticides, and insect growth regulators. Phytochemical options exist by which plants can modulate the fertility of the other major group of plant predators, vertebrate herbivores, and thereby reduce cumulative attacks by thos...

2004
HARRY BEEVERS

1. BARTON-WRIGHT, E. C. The Microbiological Assay of the Vitamin B-Complex and Amino Acids. Pp. 1-179. Pitman Publ. Corp., London 1952. 2. DAVIS, B. D. Aromatic biosynthesis. IV. Preferential conversion, in incompletely blocked mutants, of a common precursor of several metabolites. Jour. Bacteriol. 64: 729-748. 1952. 3. GORDON, S. A. Occurrence, formation, and inactivation of auxins. Ann. Rev.,...

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