1. just like
several varieties of roses are grown in popularity today in Dalat is like the roses red France, Italy, the Netherlands, Female black, yellow, white, blue, titi Song Hy, veal Calves, Golden, red, turquoise, etc.
2. Breeding techniques: Roses are propagated mainly by grafting methods or transplant eyes
* temporary breeding
-Seasonality of breeding the best commissions (from April 2-4), and (from May 8-10) is the best time for hom much like the roots rapidly the survival rate is high. With weather conditions in Dalat, the breeding of roses can be made throughout the year.
-in preparation of the possible: mix chopped Coconut husk ash, soil or light meat, humus-rich mixed with animal manure Christopher scale 3: 1 (land of hills), mix well and close to the ridiculous black baby nursery use.
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root preparation-use wild rose cuttings (Naif, rosehip) cut from 20-25 cm long, with a knife or shears for cutting sharp spike 300 neckties, not let hom injected fibrosis, so choose a purple prickly hom, hom in remaining cake shoots, clean pest. Dip hom much like to stimulate the roots then plug in elect. During the first 10 days need umbrellas to root cuttings, then slowly for lighting and continuing care, moisturizing, trimmed up the germ of weak, underdeveloped snap only three to four healthy germ, approximately after 3 months you can transplant it.
-proceed with pairing: select the root growing, fat stem, How to transplant. Using grafted qualified from a garden clean up sick, get grafted 1 cm size x 3 cm, there is a grain of rice, up by papillae taste buds grafted skin graft way inverted T-shaped used plastic wrap around style grafted tiling, * provided * the bud again. During this time, so umbrellas and wet irrigation grafted compound eyes, always keep the moisture for root. About 15 days later can open the nylon rope out to check if grafted are reached. Then cut off the top and root of the branch to focus breeding grafted. Can reduce the umbrellas from from to grafted with direct light and a higher survival rate.
* Select cuttings
-Rose garden cutting hom breeding should be cared for carefully according to the requirements of fertilizers to ensure clean, good seedlings hom pests.
-rose refers to breeding is the remaining cake shoots fine, fat, straight and clean pests, carrying flowers at the stage of use.
-Select sleep eyes are kind of outside eyes: start up sheet with papillae, while treading began popping loc now, cuttings grow well when planted plant growth development of good, for the beautiful flower.
-On spike chose to cut the hom much like treading should only grab the middle of the stem should not take the tops and roots. Hom much like having a length of 8-10 cm on the stems have from 1-3 but have 2 eyes are the best. When cutting the stems should use shears specialized branches, cut necktie 300, No to cuts out ragged. On the branch cut should retain from 2-3 leaflets in petioles eye on.
* phase technology, embedded root stimulants: Rose is the type of trees relatively hard to root out when treading, so want to stimulate rapid root cuttings we use aphrodisiacs out roots as the IAA, NAA, giberelic acid concentrations from 2000-2500 ppm. Hom much like taking a quick dip after cutting into the aqueous phase, available over a period of 3-5 seconds, and then plug in the price can be contained in Ziplock plastic trays or vote. When plug in the plug-like vertical, to hom depth from 1-1, 5 cm. Distance 5 cm-4 cuttings from hom in plastic trays or elect each bag is a hom.
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