Physiological research on adventitious shoot development in aspen roots by George A Schier

Cover of: Physiological research on adventitious shoot development in aspen roots | George A Schier

Published by U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station in Ogden, Utah .

Written in English

Read online


  • Shoots (Botany),
  • Aspen -- Utah

Edition Notes

Book details

StatementGeorge A. Schier
SeriesGeneral technical report INT -- 107
ContributionsIntermountain Forest and Range Experiment Station (Ogden, Utah)
The Physical Object
Pagination12 p. :
Number of Pages12
ID Numbers
Open LibraryOL13604900M

Download Physiological research on adventitious shoot development in aspen roots

[See FA 42, ; 43, ] A review of the author's research describing the origin and development of root suckers and the role of growth regulators and food reserves. From author's summary. Cookies Physiological research on adventitious shoot development in aspen roots.

Author roots roots Subject Category: Anatomical and Morphological Cited by:   Adventitious roots are plant roots that form from any nonroot tissue and are produced both during normal development (crown roots on cereals and nodal roots on strawberry [ Fragaria spp.]) and in response to stress conditions, such as flooding, nutrient deprivation, and wounding.

They are important economically (for cuttings and food production), ecologically (environmental stress response Cited by: (Max) Cheng () Physiological and Molecular Regulation of Adventitious Root Formation, Critical Reviews in Plant Sciences, DOI: / Lalit M.

Srivastava, in Plant Growth and Development: Hormones and Environment, Dedifferentiation Involving Cell Divisions. Other examples of dedifferentiation include the induction of adventitious roots in stem or leaf cuttings, induction of shoot buds in roots, and somatic embryogenesis by differentiated cells.

These systems allow a study of cell dedifferentiation, induction of. Schier, George A. Physiological research on adventitious shoot development in aspen roots. USDA Forest Service, Intermountain Forest and Range Experiment Station, General Technical Report INT Ogden, UT.

This Report is brought to you for free and open access by the Aspen Research Physiological research on adventitious shoot development in aspen roots book [email protected]

It has been accepted for. Signals controlling root suckering and adventitious shoot formation in aspen (Populus tremuloides) Article (PDF Available) in Tree Physiology 26(5) June with 57 Reads. Recent work shows that different adventitious root types are regulated differently, and here, we propose clear definitions of these classes.

We use three case studies to summarize the physiology of adventitious root development in response to flooding (case study 1), Cited by: Other articles where Adventitious shoot is discussed: malformation: Translocation of organs: An extreme example of adventitious shoot formation is found in Begonia phyllomaniaca after shock.

In this instance, small plantlets develop spontaneously in incredible numbers from the superficial cell layers of the leaf blades, petioles, and stems.

The adventitious shoots do not arise from preformed. shoot and root primordia are generated from root pieces (16). Adventitious roots must be generated for successful propagation, regardless of cutting type employed. Adventitious roots (ARF) are those arising on aerial plant parts, underground stems and old root parts (35).

Morphological Factors. This paper explores current research on developmental and physiological aspects of rooting.

Adventitious root formation (ARF) is an organized developmental process involving discrete biochemical, physiological and histological events in the induction, initiation, development and. Adventitious rooting may be a stress-avoidance acclimation for some species, driven by such inputs as hypoxia or nutrient deficiency.

Another ecologically important function of adventitious rooting is the vegetative reproduction of tree species such as Salix and Sequoia in riparian settings.

The ability of plant stems to form adventitious roots is utilised in commercial propagation by cuttings. adventitious root development (G); and wounding such as cutting induces de novo adventitious root development (H). Primary and seminal roots are depicted in white, first order lateral roots in blue, and second order lateral roots in pink.

Plant Physiol. Vol. Steffens and RasmussenCited by: Adventitious shoot synonyms, Adventitious shoot pronunciation, Adventitious shoot translation, English dictionary definition of Adventitious shoot.

adj. Arising from an external cause or factor; not inherent: symmetry that was purely adventitious; adventitious circumstances that contributed to the. Considerable progress has recently been made in understanding adventitious root formation using physiological studies.

It is recognized that rooting is a process consisting of distinct phases, each with its own requirements. In this review, the successive phases in the rooting process are described and the possible roles of wounding-related compounds, auxin, ethylene and phenolic Cited by: Aspen.

See also what's at Wikipedia, your library, or elsewhere. Broader term: Poplar; Narrower terms: Aspen as feed; European aspen; Populus tremuloides; Filed under: Aspen Quaking aspen: a study in applied forest pathology / (Washington: U.S.

Dept. of Agriculture, ), by E. Meinecke (page images at HathiTrust) Mortality of aspen on the Gros Ventre elk winter range / (Ogden, Utah. Adventitious Roots and Shoots. the new, adventitious shoot growth uses the food stored in the roots, and the root shrinks and eventually disintegrates.

The plant produces new tuberous roots each season. Sweet potatoes are usually propagated from slips-adventitious shoots produced when the sweet potato is placed in a moist location. Roots that arise from stem (or any other non-root) tissue are called adventitious roots. Adventitious shoots, you might guess, are shoots arising from non-stem tissue, usually roots.

Now let’s look at some asexual means of propagation, and see where adventitious roots and shoots play a role. Schier, George A. Physiological research on adventitious shoot development in aspen roots. USDA Forest Service Intermountain Forest and Range Experiment Station General Technical Report INT, 12 p.

Google ScholarCited by: 4. at the base of the cutting. Mother shoot developmental stage and leaf photosynthesis appear pivotal factors for adventitious roots formation. Keywords: hazelnut, soft wood cuttings, rooting, carbohydrates, light.

INTRODUCTION. Adventitious root formation in plant cuttings is a. Adventitious roots can grow from other parts of the plant besides the base. Adventitious roots can grow from plant stems, bases of leaves, corms (swollen underground stem), rhizomes (mass of roots.

Gibberellin treatment negatively affects the number of adventitious roots produced by wild-type poplar and hybrid aspen cuttings (Busov et al., ; Mauriat et al., ). Gibberellins appear to act by perturbing polar auxin transport, in particular auxin efflux in hybrid aspen, and both efflux and influx carriers in Arabidopsis (Mauriat et Cited by: Looking for Adventitious shoot.

Find out information about Adventitious shoot. developing in an abnormal position, as a root that grows from a stem Also known as adventive. Acquired spontaneously or accidentally, not by heredity. Explanation of Adventitious shoot. These roots can end up larger than the main tree and span larger plants, hugging them to support the fig as it strains towards the light.

Similarly, the philodendron produces adventitious roots at each node, which help it climb and gather resources. Propagating Adventitious. The effects of different auxins in adventitious root development and gene expression are summarized in Fig. IAA increased the number of adventitious roots per explant without affecting root length, whereas NAA inhibited root growth at high concentrations and 2,4-D induced by: 8.

Poplar is a fast-growing tree species that represents one of the most appealing sources of renewable biomass feedstock [].Adventitious root and shoot development and biomass partitioning from morphological characteristics have been investigated in different poplar species under contrast environment conditions [3,8,9,10].Moreover, some genes, such as ethylene response factor Author: Pei Sun, Huixia Jia, Yahong Zhang, Jianbo Li, Mengzhu Lu, Jianjun Hu.

Mother shoot developmental stage and leaf photosynthesis appear pivotal factors for adventitious roots formation. Introduction Adventitious root formation in plant cuttings is a complex physiological process involving plant growth substances as well as cutting water Cited by: 9.

Adventitious Shoot Regeneration in Prunus dulcis - a Molecular Approach to the Regeneration Process A.M. Santos, M.J.

Oliver. A.M. Sanchez, P. Payton 3, N. Saibo and M.M. Oliveira 1A 1 ITQB/IBET, Quinta do Marques, Oeiras, Portugal 2USDAAR5 Plant Genetics Research Unit, Curtis Hall, University of Missouri, Columbia, MOUSA. Adventitious roots (ARs) are formed de novo during post-embryonic development from non-root tissues, in processes that are highly dependent on environmental inputs.

Whole root excision from young seedlings has been previously used as a model to study adventitious root formation in Arabidopsis thaliana hypocotyls. To identify novel regulators of adventitious root formation, we Cited by: 3.

Maturation-related decline of adventitious root formation is one of the major factors affecting adventitious rooting in forest tree species.

We demonstrate that inhibition of polar auxin transport promoted cambium and xylem differentiation in rooting-competent hypocotyl cuttings from Pinus radiata under conditions of adventitious root formation. Treatments with bioactive gibberellins Author: Alberto Pizarro. In contrast to the primary root system of plants, roots of monocot cereals consist almost entirely of a complex fibrous system and a mass of adventitious roots (ARs).

AR formation is the process of root initiation from the stem base post-embryonically, which is tightly regulated to prevent the loss of valuable plant resources for non-essential Author: AJ Cann.

3 Abstract Sedira, M. Studies of adventitious root formation in woody species. Doctoral thesis. ISSNISBN Four different Agrobacterium rhizogenes wild-type strains were compared for the ability to induce transformed roots on micropropagated shoots.

Additionally, stem cuttings from BL overexpressing plants developed roots, whereas the wild type was difficult to root, demonstrating that BL is a positive regulator of adventitious rooting.

Large transcriptomic changes in plants that overexpressed BL indicated that BL may have a broad integrative role, encompassing more» many genes linked to. Absorption, translocation, distribution, exudation, and guttation of {sup 14}C-glyphosate in water hyacinth (Eichhornia crassipes) were studied.

Glyphosphate entered the plant by foliage and solution treatment. Plants were harvested and separated into the following parts: treated leaf blade, treated. A INT Physiological research on adventitious shoot development in Aspen roots. General Technical Report, Intermountain Forest and Range Experiment Station.

 A INT Fire costs, Losses, and Benefits: An economic Valuation Procedure. physiological relationships, one step of the process that has received a substantial amount of interest in recent years is the induction and formation of adventitious roots (Costa and othersDe Klerk ). Two in-vitro microenvironmental factors that have been investigated for stimulating favorable adventitiousCited by: 1.

Anatomy of the flower. A diagram illustrating flower development in Arabidopsis. Flower development is the process by which angiosperms produce a pattern of gene expression in meristems that leads to the appearance of an organ oriented towards sexual reproduction, the are three physiological developments that must occur in order for this to take place: firstly, the plant must.

Optimization of rooting rate. At 50 days after cutting, adventitious roots started appearing from the callus induction parts (Fig. 1b).Most needles could only form one root, but several needles Cited by: 6. Modified Roots o Adventitious roots are roots that develop from the shoot from BIO at University of Toronto, Mississauga.

Physiological and ultrastructural aspects of adventitious abscission in internodal explants of Impatiens sultani, Ipomoea batatas and Begonia corallina Download ( MB) link to publisher versionAuthor: D.

P Dharmawardhana. adventitious shoot A shoot which arises from tissue other than a growing shoot apex or bud, for instance in callus associated with a wound. adventitious roots. Adventitious shoot formation was obtained with a frequency of –% in leaf and –% in petiole explants of A. multiflora cultured on the shoot induction medium supplemented with 0– mM Si.

Among the two explants tested, leaf explant developed the Cited by: It is possible that pre-existing primordia on roots may be indeterminate until physiological conditions dictate whether they should be shoots or roots (Schier, a). Adventitious shoot (sucker) development thus consists of two phases: development of a meristem, and shoot outgrowth (Schier, a).The spermatophyte root system is composed of a primary root that develops from an embryonically formed root meristem, and of different post-embryonic root types: lateral and adventitious roots.

Adventitious roots, arising from the stem of the plants, are the main component of the mature root system of many plants.

Their development can also be induced in response to adverse environmental Cited by: 1.

70360 views Saturday, November 14, 2020