Influence of genotype and season on rooting of stem cuttings of Erythrina poeppigiana (Walpers) O. F. Cook.

Influence of genotype and season on rooting of stem cuttings of Erythrina poeppigiana (Walpers) O. F. Cook by Michelle C. Rodrick Download PDF EPUB FB2

Results are briefly reported from a series of trials in Costa Rica to assess rooting ability of stem cuttings of E. poeppigiana taken from ortets with differing bark characteristics, from different coffee plantations (where it is used as shade trees), from an established provenance trial, and planted at different seasons.

Rooting ability was significantly related to genotype, and broad-sense Author: M. Rodrick, L. Zsuffa, F.W.G. Baker. The influence on rooting, axillary bud break and shoot growth of the cutting posi- tion on the stock plant and the stem length of leaf-bud cuttings were investigated in Schefflera arboricola Hayata.

Seedlings were grown under controlled greenhouse conditions for 13 by: Rooting and new shoot growth markedly decreased at September 4 cutting.

The greatest rooting (%) occurred in cuttings taken from medial part of the vines and followed by apical parts (%. The aim of this work was to evaluate vegetative propagation of E.

falcata by using stem cuttings obtained from adult trees (softwood cuttings, hardwood cuttings and regrowth cuttings) and cuttings. Stem cutting is the most frequent method used for elements and the protecting agent Sportac, improved vegetative propagation of many plant species from rooting from cuttings and promoted the development of herbaceous to woody plants.

Success of propagation via the root system [1]. Growth hormones, rooting media wereFile Size: KB. of stem cutting. Keywords: propagation, branch, genotype, growth, development 1.

Introduction Due to severe energy crisis and escalation of petroleum prices, alternative energy sources are gaining importance. One of such alternative energy is a biodiesel from Jatropha curcas L., non edible oil seed. Therefore, to obtain a. In contrast, plant genotype had a much weaker influence on root-associated bacterial communities.

Host genotype did not predict any summary metrics of root α-diversity or β-diversity (Fig. 5a,c and Tables 1 and and2).

2).Cited by: The stem cutting propagation must also be made with regard to its length and position on the branch because these details can influence survival rate and plant development in jatropha and in other species as well.

The season, when stem cuttings are collected can also influence sprouting and rooting by: Factors affecting the rooting of stem cuttings. STUDY. Flashcards. Learn. Write. Spell. Test. PLAY. Match. Gravity.

Created by. JoshuaRoy Terms in this set (7) Factor 1. Length of cutting. Factor 2. Cut above or below a node. Factor 3. Is the stem left in the air to callus over.

Factor 4. Number of leaves on the cutting. Factor 5. Whether a. Calus et al. () performed a random linear regression of d heifer protein production on herd-year-season in Dutch Holstein Friesian dairy cattle.

The level of the reaction norm had such a great impact that the slope had very little influence on the total breeding value, and no genotype × environment interaction was by: 3 root pruned at 10 cm, P 4 root pruned at 15 cm and P 5 with three replications and each treatment consisted of 10 plants.

Results of this study showed that survival percent, sprout length, leaf area, collar diameter, root diameter, root length and number of lateral roots were significantly affected by the root pruning treatments.

of commercial plant propagation was to enhance the ability to initiate roots on stem cuttings. This was prompted by the need to reduce the reliance on grafting. Traditionally, grafting had been a common practice for plants such as Rhododendron because rooting stem cuttings was difficult.

But grafting was only suitable for low volume production. erence by the stem gallers (number of ovipunctures per bud or proportion of ramets attacked). Goldenrod geno-type and the interaction between spittlebugs and geno-types also influenced host-plant preference by the stem galler.

Goldenrod genotype had the greatest impact on stem galler offspring performance (gall size or survivor-ship). Stem cuttings from loblolly pine (Pinustaeda L.) seedlings were set for rooting during each of three separate trials over seedlings arose from 54 full-sib families derived from four factorial mating designs.

Phenotypic variation in rooting percentage was partitioned into genetic variance, environmental variance, and genotype × environment interaction by: Cutting propagation is simply the excision of plant part and nurturing the part to grow into a genetic replica of the original or parent plant.

The removed plant part is called cutting. There could be stem, root, or leaf cuttings. In this study stem cutting is considered for stevia propagation. Variables describing rooting in stem cuttings are generally inadequately defined.

When there is any mortality in the propagation environment, several variables, including the commonly used “number of cuttings rooted as a percentage ofthe original number”, are composites of the initial survival of cuttings in the propagation environment and the rooting of by: 6.

Carbohydrates influence survival and rooting of leafy rose stem cuttings. However, to what extent the anatomical changes occurring during rooting (e.g., callus formation) are related with changes or limitations in carbohydrates is not well described.

Use seedling trays or poly bags to add rooting medium. Insert the stem inappropriate rooting medium like Sand, Soil or cocopeat. Root forms in the stem cutting at the end which is nearest to root of the parent plant and shoot develop at the other end.

Stem cuttings are inserted in the medium to a depth of to 3 cm after removing the bottom. sirable genetic characteristics, vegetative propagation methods are envisaged [5].

These methods include (bud-ding, stem cuttings and grafting). Budding in kola, is feasible, but buds sometimes break or develop into flowers instead of shoot [5]. Stem cuttings, an alternate method is also difficult to root when used for propagation, hence. Factors Affecting Root Initiation by Stem Cuttings Text Pages: - Objectives: 1.

Be able to describe how nurseries often select plants for propagation and how they maintain easy-to-root characteristics of the stock plants. Be able to describe and summarize factors that can affect the physiological condition. For each variety, cuttings made were: (i) young apical shoot (ii) old apical shoot and (iii) non apical shoot.

They were treated with six concentrations of IBA ranging from to mM, and were placed in micro cutting chambers with the control. Characters studied were: (i) number of days for rooting, and (ii) root number at emergence.leaves/cutting during the dry season.

Vegetative stem cutting propagation of a selected clone of G. latifolia can thus be achieved with any of the physiological ages in both seasons at varying levels of success. Meanwhile, their propagation during the dry season when each (physiological age) gave more than seventy per cent (70%) rooted cuttings.

Stem-cutting is another common asexual propagation technique, suited well to herbs and house plants. It involves taking a section of stem from a parent plant and manipulating it to create a new plant.

Since the reproduction is asexual, the new plant is genetically identical to the parent and is often referred to as a clone.