Air layering in guava pdf

For this purpose one year old shoots of uniform diameter 1cm are selected. However, due to the development of gwdresistant rootstocks, this method is no longer used in nurseries on a commercial scale. It is one among the various special methods of layering which also include tip layering, simple layering, compound or serpentine. Time of guava propagation is febmarch and julyaugust.

Protecting new roots wrap a ball of sphagnum moss about the size of a tennis ball. However the success of air layering varies from place to place. Farming family air layering guava tree propagation. Air layering is a useful method of producing roots on the stem of indoor landscape plants that have become leggy through the loss of their lower foliage. Here are the simple steps of how to air layer guava tree with the result. Guava trees produced by air layering or cuttings generally have a. Select a part of the landscape away from other trees, buildings and structures, and power lines. The procedure was to wound the stem or branch of a plant and enclose the wounded stem with moist. It will also stimulate dormant buds low down on the tree giving me more branches to work with. Woody ornamentals such as azalea, camellia, magnolia, oleander, and holly can also be propagated by air layering. Air layering guava and loquat the guava branch is 18 long and slightly smaller than a pencil at the thickest part. Air layering can, however, still be used to propagate the guava tree. But layering and that too air layering remains the best method of propagation for this crop. Guava is also propagated vegetative through inarching, layering, cutting, budding and grafting.

Also called marcottage, air layering stimulates roots to grow on a branch that is in the air, rather than touching the soil. One of the causes for variation has been observed to be the age of shoots trees used in air layering. Vegetative methods like cutting, air layering, grafting, and budding are used for propagation of guava. Guava trees produced by airlayering or cuttings generally have a. Taking cuttings is a better technique for smaller, younger stems as they can survive off of capillary action delivering water and nutrients to the plant. Limbs of l 2 inch or more in diameter are girdled by removing a strip of bark about one and onehalf times the width of the. Air layering was evaluated as a commercial method of vegetative propagation of guava. Effect of different levels of iba and methods of application. Pdf studies on effect of month and iba concentration of air. By this method farmers can prepare new plant to plant a new orchard of guava. This study revealed that for realizing higher rooting and success of guava air layers under semi arid tropical ecosystem of vidarbha region may. Jan 29, 2018 the system of guava planting is going to revolutionize the guava industry by enhancing productivity coupled with the reduction in production costs. Modern farming technique step by step air layering guava. What is the right time of year to air layer a deciduous.

Soaking of seeds in water for 12 hours gives about 90 per cent germination. Air layering will allow me to reduce the size of the tree and create a new leader to produce the taper required. Grafting vs air layering techniques guava plants by hotboy. Download the latest version of guava jar file from guava18. Air layering was the main method for the spread of guava in the old days. Marcotting or air layering low branches of guava are bent down, with about 1215 cm of the branch is covered with soil and kept damp to induce root formation. Seedling trees produce fruits of variable size and quality although such trees are generally longlived. Department of agriculture plant hardiness zones 10b through 11, and loquat eriobotrya japonica, usda zones 8. An experiment was conducted during rainy season in the year 201415 to study the effect of different iba concentrations and time of air layering on rooting and success of air layers in guava under. However, greater deal of variation in per cent success is observed in air layering. In the modern times air layering propagation techniques using growth regulators during rainy seasons are being used to achieve more success.

The process of making a layer on the high branches is known as air layering or gootying. These are rooted using sandy loam soil medium in a nursery house or shed. Asexual propagation methods also include cutting, budding, grafting and airlayering. Airlayering should always be done during the spring, when the tree already started growing after its winter rest. Air layering of muscadine grapes, north carolina university, cooperative extension. Guava trees are well adapted to a wide range of soil types including sands, loams, rockbased soils, and muck. Air layering, also called marcotting, marcottage, pot layerage, circumposition and gootee, is a vegetative method of plant propagation which involves the rooting of aerial stems while attached to the parent plant. Most of us want to plant and grow fruit trees at our home garden or in an orchard for their tasty fruits. Air layering is the commercial method in practice for propagation of guava. Air layering is usually done in the months of june, july and august. Prepare new seedling of guava, air layering in guava gooty in guava to prepare new seedling.

Air layering in this method oneyearold, healthy and straight shoot is selected and ring of bark measuring about 2. Seed propagated plants start bearing fruits in 34 years, while that of from vegetative method air layering starts bearing in 23 years of age. In layering, success depends on the early beginning of the root and on the formation of sufficient fibrous roots. Effect of time of air layering, iba concentrations, growing. Growing plants by air layering propagation steps in air. You need moist sphagnum moss to wrap around a wounded section of the stem. The tourniquet method involves tightly wrapping the trunkbranch with copper wire to block the stream of. Airlayering is usually done in the months of june, july and august. What is the right time of year to air layer a deciduous tree. Please practice handwashing and social distancing, and check out our resources for adapting to these times. Air layering with the help of growth substances is more efficacious and to be that best method of vegetative propagation of guava by tingwa and abbadi 1968 and.

The procedure was to wound the stem or branch of a plant and enclose the wounded stem with moist sphagnum moss or similar rooting medium. In guava, two types of layering is commonly adopted viz air layering and moundstool layring. But air layering is one of the most important commercial methods in practice for propagation of guava has been stressed by sharma et al. Rapid method of propagating the guava, subtropical experiment station, homestead, florida pdf. Branches from well developed trees, free from pests and diseases are selected for airlayering. Air layering is the most popular commercial method of vegetative propagation of guava in india. Hommaya gurung plants a guava seedling made by air layering.

Guava tree air layering propagation with cocopeat youtube. Aug 14, 2018 air layering was used only by the highly trained plantsman. The branch is cut below the roots and the new tree is planted immediately. Trees produced by cuttings and air layering have shallow root systems. The present experiment entitled effect of pgrs and rooting media on air layering in guava psidium guajava l. Wound an area below the node with an upward 1inch slash. Anta, baran, rajasthan 325202, india abstract an investigation was undertaken to study the effect of different doses of pac1obutrazol pbz and different colours of polywrappers on rooting and success of layering in guava. Propagation by seed is used for rootstock production and for raising populations for screening at early phases in the breeding programs. Airlayering, or marcottage, is the most popular layering system for tropical fruit trees. Air layering techniques are suitable for tropical fruit trees, such as mango mangifera indica, u. It has been known for years that the guava can be airlayered successfully by the.

All video tutorial for beginer on grafting examples youtube channel. Asexual propagation methods also include cutting, budding, grafting and air layering. It can be done best by cutting, grafting, air layering, and budding method. This bag size has been useful in developing air layers 3 to 6 feet tall with a branch caliper of 34 up to 2 in girth. Effect of time of air layering, iba concentrations, growing media and their interaction on the rooting behaviour of pant prabhat guava. The procedure was to wound the stem or branch of a plant and enclose the. Guava can also be successfully propagated by air layering. Air layering with the use of growth regulators has been reported to be the best method of guava propagation.

This is the method of vegetative propagation to prepare new seedling in guava. Iba and rooting media influenced survival, rooting and. L 49 sardar was conducted during the year 20 at regional horticultural research station, aspee college of horticulture and forestry, navsari agricultural university, navsari gujarat. The farmers handbook, the fields chapter 8 air layering her air layered orange 14 15 subjects related to air layering this chapter provides enough information for you to be able to do your own air layering on fruit trees. At the time of writing this tutorial, we have downloaded guava18. However, this information is also linked to other methods. An improved method of air layering recently described by grove 2 for rooting lychee and other trees has proved to be an excellent method for propagating the guava. The method is quite rapid and is relatively simple. Optimum storage conditions mature green and partially ripe fruit can be held for 2 to 3 weeks at. The cut is then surrounded sphagnum moss or any other material.

Andrew kawabata showed us several methods of air layering on an avocado tree using a knife to remove the bark and cambium layers. Stem cuttings stem cuttings are made from the young portion towards the end of the branches. Plant propagation by layering nc state extension publications. Wedge a toothpick or small piece of wood into the cut to keep it from closing, then wrap the moss around the cut and secure it with floral ties or plant twine. However, stooling or mound layering in nursery beds in guava farming is the cheapest one for rapid multiplication of plants. It has been known for years that the guava can be airlayered successfully by the ancient method employed by the chinese for propagating the lychee, but the expense of watering the soil or moss used as rooting medium is a serious drawback to the method. Nov 17, 2016 grafting vs air layering techniques guava plants by hotboy. Guava is propagated by seeds and vegetative methods. With any luck i will also get a second tree off the top. A ring of bark 2cm in length just below a bud is removed about 3040 cm behind on the selected shoot.

Insert the tip of a current seasons shoot and cover it with soil. A layer is a selected shoot which is allowed to form its roots before it is disconnected from the parent. To maintain truetotype cultivar, it is necessary to go through the vegetative method of propagation for guava. Nut and fruit producers like apples, pears, pecans and citrus are often air layered too. Branches from well developed trees, free from pests and diseases are selected for air layering. Fifteen different rooting media were evaluated for their influence on rooting, growth and survival of guava air layers cv. The loquat is about 18 and thicker than a pencil, it is taller than the main plant and affects the balance. Airlayering is the commercial method in practice for propagation of guava. Propagation of guava by cuttings under ordinary conditions may not be done. The minimum days for root initiation 84 days, maximum number of roots.

Manga and others published studies on effect of month and iba concentration of air layering in guava psidium guajava l. For optimum rooting, make air layers in the spring on shoots produced during the previous season or in mid to late summer on. A strip of bark is cut approximately 2 cm wide on the stem about 20 cm from the tip just below a leaf stalk, or join. The study was conducted to know the effect of rooting media and their combinations on growth and development of air layers of guava, survival of layers and to find out cost effective rooting media. For extra benefits lets read, learn and practice from other. By the meadow orchard system of guava accommodates 5185 plants per ha, planted at 2. The climate of the region plays a crucial and significant role in realizing better success rates with this method rymbai and satyanarayana reddy, 2010. High density guava plantation and cultivation agri farming. Nov 25, 2019 a search phrase such as air layering mango pdf or air layering avocado visual guide will usually do the trick. The plant should be trained to a lowheaded system of open centre or delayed open centre keeping scaffold limbs having wide crotch. Air layering can be used to propagate large, overgrown house plants such as rubber plant, croton, or dieffenbachia that have lost most of their lower leaves. Guava can be propagated by air layering, ground layering, inarching, root and shoot cutting and budding.

Air layering should always be done during the spring, when the tree already started growing after its winter rest. Guava fruit farming, cultivation information guide agri. Pdf effect of iba concentrations and time of airlayering. The common guava usually is propagated by seed but seedlings cannot be. Studies on effect of month and iba concentration of air. The best plants for air layering using the simple technique would be. This method, believed to have been developed centuries ago by the chinese, has been used successfully as a mean of propagating some of the more difficulttoroot plants.

The tip grows downward first, then bends sharply and grows upward. Since a shoottoroot ratio must be maintained, larger or smaller bags may be used when airlayering larger or smaller branches. The most ideal time for airlayering in guava is between april and june in the warm and humid climate, when the average temperature varies between 29. This bag size has been useful in developing airlayers 3 to 6 feet tall with a branch caliper of 34 up to 2 in girth.

There are many ways a fruit tree can be propagated from seeds, from a nurserybought seedling or by means of air layering. Among the vegetative methods of guava propagation, air layering with the help of growth substances is a successful method of propagation in guava tyagi and patel, 2004. The use of plant growth regulators to increase the efficacy of propagation in cutting and layering are now common and moreover, use of growth regulators has opened a new vista for nurserymen for propagating. An improved method of airlayering recently described by grove 2 for rooting. Air layering is a simple way of propagating fruit tree seedlings from their branches. Different propagation methods have varying degrees of success on different fruit trees. Air layering is a traditional method of vegetative propagation of woody shrubs, creepers and trees. Pdf effect of iba concentrations and time of airlayering in guava. Air layering has been observed to be the most successful commercial method practiced for guava.

Once cut, a rooting hormone is applied and rooting material is placed under the strip. Propagation of olive cultivars through air layerage. Air layering lemon tree new technique 100% successfuly duration. Air layering litchi, guava, macadamia, mango, avocado rooting cuttings hardwood cuttings simple cuttings gooseberry, currant, quince, fig, olive torn cuttings quince dwarf hammer cuttings gooseberry semiwooded cuttings gooseberry truncheons fig and others, which drip a white sap when cut root cuttings guava, apple, blackberry. Air layering as a bonsai cultivation technique bonsai empire. A branch of 510 mm in diameter is selected and bark of. Method of propagation in fruit crops biotech articles. This method is used on the tip of the branch, when stems are usually younger then one year old. The only real difference between air layering and cuttings is the fact that you remove the stem completely when taking a cutting.