CN112586210A - Method for increasing quince hardwood cutting survival rate - Google Patents
Method for increasing quince hardwood cutting survival rate Download PDFInfo
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- CN112586210A CN112586210A CN202011507830.5A CN202011507830A CN112586210A CN 112586210 A CN112586210 A CN 112586210A CN 202011507830 A CN202011507830 A CN 202011507830A CN 112586210 A CN112586210 A CN 112586210A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G2/00—Vegetative propagation
- A01G2/10—Vegetative propagation by means of cuttings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
- A01G24/20—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
- A01G24/28—Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing peat, moss or sphagnum
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
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Abstract
The invention discloses a method for improving quince hardwood cutting survival rate, which comprises the steps of cutting preparation, culture medium treatment, cutting seedling management and the like, wherein before and after the cutting preparation, when winter buds begin to expand, robust lignified quince branches grown in the last year are selected, and after the strong lignified quince branches are cut into sectional cutting strips by branches, each section of cutting strip is 12-15 cm long, and 2-3 pairs of healthy buds are reserved in each section of cutting strip. Has the advantages that: according to the invention, cuttings are selected when the temperature is proper before and after clarification, and growth regulating substances are treated during cutting, so that the water content of the cuttings is improved, the conversion of sugar and nitrogen compounds is promoted, rooting inhibiting substances in the cuttings are favorably eliminated, the respiratory strength is obviously improved, the formation of callus and the differentiation of adventitious root primordium are promoted, and the rooting and survival of the cuttings are further promoted; when the nursery stock after cuttage is managed, the survival rate of the cuttings is further improved by arranging the arched shed and the sunshade net more reasonably.
Description
Technical Field
The invention relates to the technical field of vegetative propagation of plants, in particular to a method for improving the quince hardwood cutting survival rate.
Background
Quince, a deciduous tree. The young branches have villi. Oval or oblong, dark green on the surface, and dense villus on the back. The single flower grows with the top of the branch, white or pink. Pear-shaped, yellow and fragrant. The flowering period is 4-5 months. It is pleased to light and can resist half-yin. Strong adaptability and cold resistance. The soil is not strict and the soil can be cultivated in the fields with good drainage. Can be propagated by sowing, cutting or layering.
The grafting propagation is to graft one part of plant nutritive organ onto other plant. The branch used for grafting is called scion, the bud used is called grafting bud, the grafted plant is called stock, and the grafted seedling is called grafted seedling. Grafting propagation is a method for propagating clone excellent varieties and is generally applied to research of new varieties of fruit trees. The grafting survival principle is that the cambium of the combination part between two plants with affinity generates a healing phenomenon, so that a conduit and a sieve tube are communicated with each other to form a new individual.
In the prior art, the quince cuttage technology is not mature, and a method for improving the quince hardwood cuttage survival rate in an instructive way is lacked, so that a method for improving the quince hardwood cuttage survival rate is provided.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a method for improving the survival rate of quince hardwood cutting.
In order to achieve the purpose, the invention adopts the following technical scheme: a method of increasing the survival rate of quince hardwood cutting, the method comprising the steps of:
s1, making a cutting strip: before and after clarification, when winter buds begin to expand, selecting robust lignified quince branches grown in the last year, shearing the quince branches into sectional cuttings by using a branch shear, wherein the length of each section of the cuttings is 12-15 cm, 2-3 pairs of healthy buds are reserved in each section of the cuttings, and the end is flat and inclined upwards and downwards; soaking the whole cutting in 0.5-1% potassium permanganate aqueous solution for 0.5-1 h, and then soaking the base part of the cutting in 600-800 ppm IBA auxin and 50-80 mg/L vitamin B1 solution for 1-1.5 h; before quince branches are selected, fertilizing the mother trees once at the beginning of 8 months in the year, and removing the weak branches;
s2, preparation of culture medium: the carbonized rice hulls, the waste mushroom sticks and the turfy soil are adopted as main materials for preparing the matrix, the mixture ratio is reasonably controlled, and a proper amount of acid fertilizer or alkaline fertilizer is added to adjust the pH value, so that the matrix meets the conditions that the pH value is 5-6.5 and the carbon-nitrogen ratio is (25-35): 1, the carbon-phosphorus ratio is (75-100): 1;
when the substrate is prepared, adding water into the obtained substrate to adjust the water content to about 50%, selecting a non-woven fabric mesh bag with the diameter of 6cm, filling the adjusted substrate into the bag by using a light substrate filling machine, then soaking the non-woven fabric mesh bag, and cutting the non-woven fabric mesh bag into the length of about 10cm to obtain a bagged seedling substrate;
s3, culture medium treatment: putting the bagged seedling culture substrate into the cutting pool after being sunned for 3-4 days;
s4, cutting processing: cutting a new oblique cut at the lower part of the sterilized cutting by using a branch shear, soaking the lower part of the cutting into 2,4-D, IAA or IBA solution for treatment for 2-4h, and then inserting the cutting into a cutting pool; during cutting, the cutting depth is 3-4cm, the cutting density is about 3 plants per bag, during cutting, watering is carried out while cutting to keep the seedling culture substrate in the bag moist, and then the substrate is fully watered with carbendazim solution;
when winter buds sprout, only 1 healthy bud is reserved in each cutting, and redundant buds are removed;
s5, management of cutting seedlings: building a plastic arched shed above the cutting bed after cutting, covering the whole cutting pool with a plastic film, covering a layer of sunshade net with 55% -85% of light transmittance above the plastic film, watering regularly, and keeping the cutting bed moist; after 4 weeks of cuttage, removing the plastic film and keeping the sunshade net; after 5-7 weeks of cutting, the cutting takes root, and after 12 weeks, nursery stock transplantation or rainy season afforestation can be carried out according to the needs.
In the method for improving the quince hardwood cutting survival rate, the mixture ratio of the substrate in the step two is 30% of carbonized rice hulls, 30% of waste mushroom sticks and 40% of turfy soil.
In the method for improving the quince hardwood cutting survival rate, a layer of straw is paved on the cutting pool before cutting in the fourth step; the cuttage pool is built on a plot with high terrain and good drainage, the height of the cuttage pool is 40-50 cm, a drain hole is reserved at the bottom of the cuttage pool, small stones with the thickness of 10-15 cm are paved on the lowest layer, coal cinder with the thickness of 10-15 cm is paved on the middle layer, and river sand with the thickness of 20-25 cm is paved on the upper layer.
In the method for improving the quince hardwood cutting survival rate, the temperature and the humidity in the plastic arched shed are carefully controlled in the fifth step, specifically, the indoor temperature is controlled to be about 25 ℃, and the humidity is controlled to be more than 70%.
In the method for improving the quince hardwood cutting survival rate, the preparation of the culture medium in the second step comprises the following steps: adjusting the pH value by adding a proper amount of acid fertilizer or alkaline fertilizer, so that the substrate meets the conditions that the pH value is 5-6.0, the carbon-nitrogen ratio is (25-30): 1, the carbon-phosphorus ratio is (85-100): 1.
in the method for improving the quince hardwood cutting survival rate, in the fifth step, the temperature is controlled to be 25-35 ℃ after cutting, the relative humidity is kept to be more than 80%, a shading net with the humidity of 70% is covered, and 1:1000 parts of azoxystrobin and thiediazole copper mixed aqueous solution is sprayed on the cuttings every 7 days; when the root system penetrates out of the bottom of the flower mud by 2mm, spraying 1000 times of urea and monopotassium phosphate foliar fertilizer every 7 days; after the root system penetrates out of the bottom of the cuttage pool by 2mm, the illumination and ventilation are increased.
In the method for improving the quince hardwood cutting survival rate, after 7 weeks of cutting, seedlings are periodically and randomly lifted and observed, seedlings are transplanted when the root systems of the seedlings break through a cutting pool by 3cm, lateral roots grow out and are slightly lignified, loose and breathable matrixes are selected during transplanting, water is immediately poured after transplanting, a sunshade net is built, and watering is carried out timely in the later period.
In the method for improving the quince hardwood cutting survival rate, after the quince hardwood cutting is finished in the fifth step, an electronic automatic spraying system is installed in a plastic arched shed, the relative humidity is kept to be more than 80%, 1 layer of water film is always kept on the leaves, and spraying is started when the evaporation of the water film is reduced to 1/3; or the sprayer is used for manual interval spraying, so that frequent spraying and less spraying are realized, and the blades are kept moist.
Compared with the prior art, the invention has the advantages that: according to the invention, cuttings are selected when the temperature is proper before and after clarification, and growth regulating substances are treated during cutting, so that the water content of the cuttings is improved, the conversion of sugar and nitrogen compounds is promoted, rooting inhibiting substances in the cuttings are favorably eliminated, the respiratory strength is obviously improved, the formation of callus and the differentiation of adventitious root primordium are promoted, and the rooting and survival of the cuttings are further promoted; meanwhile, the cutting tool is soaked in a potassium permanganate aqueous solution before cutting, so that dormant hard branches can be disinfected, a plurality of moulds can be prevented and treated, meanwhile, the cutting tool is matched with IBA auxin and vitamin B1 for use, in-vivo rooting inhibiting substances (tannin substances) can be effectively removed, the formation of adventitious roots is facilitated, and essential vitamin substances of vitamins for rooting the hard branches are ensured;
during the nursery stock management after the cuttage, more reasonable arrangement arched shed, sunshade net also further make the survival rate of cutting further improve, so this application has improved a method that effectively improves quince hardwood cuttage survival rate.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example 1
A method for increasing the survival rate of quince hardwood cutting comprises the following steps:
s1, making a cutting strip: before and after clarification, when winter buds begin to expand, selecting robust lignified quince branches grown in the last year, shearing the quince branches into sectional cuttings by using a branch shear, wherein each section of the cuttings is 12-13 cm long, 2 pairs of healthy buds are reserved in each section of the cuttings, and the end is flat and inclined upwards and downwards; soaking the whole cutting in 0.5% potassium permanganate aqueous solution for 0.5h, and then soaking the base part of the cutting in 600-700 ppm IBA auxin and 50mg/L vitamin B1 solution for 1 h; before quince branches are selected, fertilizing the mother trees once at the beginning of 8 months in the year, and removing the weak branches;
s2, preparation of culture medium: the carbonized rice hulls, the waste mushroom sticks and the turfy soil are adopted as main materials for matrix preparation, the proportion is reasonably controlled, and a proper amount of acid fertilizer or alkaline fertilizer is added to adjust the pH value, so that the matrix meets the conditions that the pH value is 5-6, the carbon-nitrogen ratio is 25: 1, the carbon-phosphorus ratio is 75: 1;
when the substrate is prepared, adding water into the obtained substrate to adjust the water content to about 50%, selecting a non-woven fabric mesh bag with the diameter of 6cm, filling the adjusted substrate into the bag by using a light substrate filling machine, then soaking the non-woven fabric mesh bag, and cutting the non-woven fabric mesh bag into the length of about 10cm to obtain a bagged seedling substrate;
s3, culture medium treatment: putting the bagged seedling culture substrate into a cuttage pool after being sunned for 3 days;
s4, cutting processing: cutting a new oblique cut at the lower part of the sterilized cutting by using a branch shear, soaking the lower part of the cutting into 2,4-D, IAA or IBA solution for treatment for 2h, and then inserting the cutting into a cutting pool; during cutting, the cutting depth is 3-4cm, the cutting density is about 3 plants per bag, during cutting, watering is carried out while cutting to keep the seedling culture substrate in the bag moist, and then the substrate is fully watered with carbendazim solution;
when winter buds sprout, only 1 healthy bud is reserved in each cutting, and redundant buds are removed;
s5, management of cutting seedlings: building a plastic arched shed above the cutting bed after cutting, covering the whole cutting pool with a plastic film, covering a layer of sunshade net with 70% of light transmittance above the plastic film, watering regularly, and keeping the cutting bed moist; after 4 weeks of cuttage, removing the plastic film and keeping the sunshade net; after 5 weeks of cutting, the cutting takes root, and after 12 weeks, nursery stock transplantation or rainy season afforestation can be carried out according to requirements.
The mixture ratio of the substrate in the second step is 30 percent of carbonized rice hulls, 30 percent of waste mushroom sticks and 40 percent of turfy soil.
Before cuttage in the fourth step, a layer of straws is paved on the cuttage pool; the cuttage pool is built on a plot with high terrain and good drainage, the height of the cuttage pool is 40-45 cm, a drain hole is reserved at the bottom of the cuttage pool, small stones with the thickness of 10cm are paved on the lowest layer, coal cinder with the thickness of 10cm is paved on the middle layer, and river sand with the thickness of 20-25 cm is paved on the upper layer.
Controlling the temperature to be 25-35 ℃ after cuttage, keeping the relative humidity to be more than 80%, and spraying a mixed aqueous solution of azoxystrobin and copper thiediazole with the ratio of 1:1000 on cuttings every 7 days; when the root system penetrates out of the bottom of the flower mud by 2mm, spraying 1000 times of urea and monopotassium phosphate foliar fertilizer every 7 days; after the root system penetrates out of the bottom of the cuttage pool by 2mm, the illumination and ventilation are increased.
And after 7 weeks of cuttage, regularly and randomly lifting seedlings and observing, transplanting the seedlings when lateral roots grow and are slightly lignified when the root systems of the seedlings break through the cuttage pool by 3cm, selecting loose and breathable matrixes during transplanting, immediately watering thoroughly after transplanting, building a sunshade net, and watering timely in the later period.
Fifthly, after the cuttage is finished, an electronic automatic spraying system is installed in the plastic arched shed, the relative humidity is kept to be more than 80%, 1 layer of water film is always kept on the blades, and spraying is started when the evaporation of the water film is reduced to 1/3; or the sprayer is used for manual interval spraying, so that frequent spraying and less spraying are realized, and the blades are kept moist.
Example 2
A method for increasing the survival rate of quince hardwood cutting comprises the following steps:
s1, making a cutting strip: before and after clarification, when winter buds begin to expand, selecting robust lignified quince branches grown in the last year, shearing the quince branches into sectional cuttings by using a branch shear, wherein the length of each section of the cuttings is 14-15 cm, 3 pairs of healthy buds are reserved in each section of the cuttings, and the end is flat and inclined upwards and downwards; soaking the whole cutting in 1% potassium permanganate aqueous solution for 1h, and soaking the base part of the cutting with 700ppm IBA auxin and 75mg/L vitamin B1 solution for 1.5 h; before quince branches are selected, fertilizing the mother trees once at the beginning of 8 months in the year, and removing the weak branches;
s2, preparation of culture medium: the carbonized rice hulls, the waste mushroom sticks and the turfy soil are adopted as main materials for matrix preparation, the proportion is reasonably controlled, and a proper amount of acid fertilizer or alkaline fertilizer is added for adjusting the pH value, so that the matrix meets the conditions that the pH value is 5-6.5, the carbon-nitrogen ratio is 35: 1, the carbon-phosphorus ratio is 95: 1;
when the substrate is prepared, adding water into the obtained substrate to adjust the water content to about 50%, selecting a non-woven fabric mesh bag with the diameter of 6cm, filling the adjusted substrate into the bag by using a light substrate filling machine, then soaking the non-woven fabric mesh bag, and cutting the non-woven fabric mesh bag into the length of about 10cm to obtain a bagged seedling substrate;
s3, culture medium treatment: putting the bagged seedling culture substrate into the cutting pool after being sunned for 3-4 days;
s4, cutting processing: cutting a new oblique cut at the lower part of the sterilized cutting by using a branch shear, soaking the lower part of the cutting into 2,4-D, IAA or IBA solution for treatment for 3.5h, and then inserting the cutting into a cutting pool; during cuttage, the cuttage depth is 4cm, the cuttage density is about 3 plants per bag, during cuttage, watering is carried out while cuttage is carried out to keep the seedling culture medium in the bag moist, and then the substrate is fully watered through with a carbendazim solution;
when winter buds sprout, only 1 healthy bud is reserved in each cutting, and redundant buds are removed;
s5, management of cutting seedlings: building a plastic arched shed above the cutting bed after cutting, covering the whole cutting pool with a plastic film, covering a layer of sunshade net with 80% of light transmittance above the plastic film, watering regularly, and keeping the cutting bed moist; after 4 weeks of cuttage, removing the plastic film and keeping the sunshade net; after 7 weeks of cutting, the cutting takes root, and after 12 weeks, nursery stock transplantation or rainy season afforestation can be carried out according to requirements.
The mixture ratio of the substrate in the second step is 30 percent of carbonized rice hulls, 30 percent of waste mushroom sticks and 40 percent of turfy soil.
Before cuttage in the fourth step, a layer of straws is paved on the cuttage pool; the cuttage pool is built on a plot with high terrain and good drainage, the height of the cuttage pool is 45-50 cm, a drain hole is reserved at the bottom of the cuttage pool, small stones with the thickness of 15cm are paved on the lowest layer, coal cinder with the thickness of 10cm is paved on the middle layer, and river sand with the thickness of 20-25 cm is paved on the upper layer.
And (2) during preparation of the culture medium in the second step: adjusting the pH value by adding a proper amount of acid fertilizer or alkaline fertilizer, so that the substrate meets the conditions that the pH value is 5-6.0, the carbon-nitrogen ratio is (25-30): 1, the carbon-phosphorus ratio is (85-100): 1.
controlling the temperature to be 25-30 ℃ after cuttage, keeping the relative humidity to be more than 85%, covering a shading net with the relative humidity of 70%, and spraying a mixed aqueous solution of azoxystrobin and thiediazole copper in a ratio of 1:1000 on cuttings every 7 days; when the root system penetrates out of the bottom of the flower mud by 2mm, spraying 1000 times of urea and monopotassium phosphate foliar fertilizer every 7 days; after the root system penetrates out of the bottom of the cuttage pool by 2mm, the illumination and ventilation are increased.
And after 7 weeks of cuttage, regularly and randomly lifting seedlings and observing, transplanting the seedlings when lateral roots grow and are slightly lignified when the root systems of the seedlings break through the cuttage pool by 3cm, selecting loose and breathable matrixes during transplanting, immediately watering thoroughly after transplanting, building a sunshade net, and watering timely in the later period.
Fifthly, after the cuttage is finished, an electronic automatic spraying system is installed in the plastic arched shed, the relative humidity is kept to be more than 85%, 1 layer of water film is always kept on the blades, and spraying is started when the evaporation of the water film is reduced to 1/3; or the sprayer is used for manual interval spraying, so that frequent spraying and less spraying are realized, and the blades are kept moist.
Finally, it is also noted that the above-mentioned lists merely illustrate a few specific embodiments of the invention. It should be understood that the present invention is not limited to the above embodiments, and all technical solutions that can be derived or suggested directly from the disclosure of the present invention by those skilled in the art should be considered as falling within the scope of the present invention.
Claims (8)
1. A method for improving the survival rate of quince hardwood cutting is characterized by comprising the following steps:
s1, making a cutting strip: before and after clarification, when winter buds begin to expand, selecting robust lignified quince branches grown in the last year, shearing the quince branches into sectional cuttings by using a branch shear, wherein the length of each section of the cuttings is 12-15 cm, 2-3 pairs of healthy buds are reserved in each section of the cuttings, and the end is flat and inclined upwards and downwards; soaking the whole cutting in 0.5-1% potassium permanganate aqueous solution for 0.5-1 h, and then soaking the base part of the cutting in 600-800 ppm IBA auxin and 50-80 mg/L vitamin B1 solution for 1-1.5 h; before quince branches are selected, fertilizing the mother trees once at the beginning of 8 months in the year, and removing the weak branches;
s2, preparation of culture medium: the carbonized rice hulls, the waste mushroom sticks and the turfy soil are adopted as main materials for preparing the matrix, the mixture ratio is reasonably controlled, and a proper amount of acid fertilizer or alkaline fertilizer is added to adjust the pH value, so that the matrix meets the conditions that the pH value is 5-6.5 and the carbon-nitrogen ratio is (25-35): 1, the carbon-phosphorus ratio is (75-100): 1;
when the substrate is prepared, adding water into the obtained substrate to adjust the water content to about 50%, selecting a non-woven fabric mesh bag with the diameter of 6cm, filling the adjusted substrate into the bag by using a light substrate filling machine, then soaking the non-woven fabric mesh bag, and cutting the non-woven fabric mesh bag into the length of about 10cm to obtain a bagged seedling substrate;
s3, culture medium treatment: putting the bagged seedling culture substrate into the cutting pool after being sunned for 3-4 days;
s4, cutting processing: cutting a new oblique cut at the lower part of the sterilized cutting by using a branch shear, soaking the lower part of the cutting into 2,4-D, IAA or IBA solution for treatment for 2-4h, and then inserting the cutting into a cutting pool; during cutting, the cutting depth is 3-4cm, the cutting density is about 3 plants per bag, during cutting, watering is carried out while cutting to keep the seedling culture substrate in the bag moist, and then the substrate is fully watered with carbendazim solution;
when winter buds sprout, only 1 healthy bud is reserved in each cutting, and redundant buds are removed;
s5, management of cutting seedlings: building a plastic arched shed above the cutting bed after cutting, covering the whole cutting pool with a plastic film, covering a layer of sunshade net with 55% -85% of light transmittance above the plastic film, watering regularly, and keeping the cutting bed moist; after 4 weeks of cuttage, removing the plastic film and keeping the sunshade net; after 5-7 weeks of cutting, the cutting takes root, and after 12 weeks, nursery stock transplantation or rainy season afforestation can be carried out according to the needs.
2. The method for improving the survival rate of quince hardwood cutting according to claim 1, wherein the mixture ratio of the substrate in the second step is 30% of carbonized rice husk, 30% of waste mushroom stick and 40% of turfy soil.
3. The method for improving the survival rate of quince hardwood cutting according to claim 1 wherein a layer of straw is laid on the cutting pool before cutting in the fourth step; the cuttage pool is built on a plot with high terrain and good drainage, the height of the cuttage pool is 40-50 cm, a drain hole is reserved at the bottom of the cuttage pool, small stones with the thickness of 10-15 cm are paved on the lowest layer, coal cinder with the thickness of 10-15 cm is paved on the middle layer, and river sand with the thickness of 20-25 cm is paved on the upper layer.
4. The method for improving the survival rate of quince hardwood cutting according to claim 1, wherein the temperature and humidity in the plastic arched shed are carefully controlled in the fifth step, specifically, the indoor temperature is controlled to be about 25 ℃ and the humidity is controlled to be more than 70%.
5. The method for improving the survival rate of quince hardwood cutting according to claim 1, wherein the preparation of the culture medium in the second step comprises: adjusting the pH value by adding a proper amount of acid fertilizer or alkaline fertilizer, so that the substrate meets the conditions that the pH value is 5-6.0, the carbon-nitrogen ratio is (25-30): 1, the carbon-phosphorus ratio is (85-100): 1.
6. the method for improving the cuttage survival rate of quince through hard wood according to claim 4, wherein in the fifth step, the temperature is controlled to be 25-35 ℃ after cuttage, the relative humidity is kept to be more than 80%, a sunshade net with the humidity of 70% is covered, and 1:1000 parts of azoxystrobin and thiediazole copper mixed aqueous solution is sprayed on cuttings every 7 days; when the root system penetrates out of the bottom of the flower mud by 2mm, spraying 1000 times of urea and monopotassium phosphate foliar fertilizer every 7 days; after the root system penetrates out of the bottom of the cuttage pool by 2mm, the illumination and ventilation are increased.
7. The method for improving the quince hardwood cutting survival rate according to claim 1, characterized in that after 7 weeks of cutting, seedlings are periodically and randomly lifted and observed, seedlings are transplanted when the root systems of the seedlings break through the cutting pool by 3cm, lateral roots grow and are slightly lignified, loose and breathable matrixes are selected during transplanting, water is immediately poured after transplanting, a sunshade net is built, and watering is carried out timely in the later period.
8. The method for improving the survival rate of quince hardwood cutting according to claim 1, wherein in the fifth step, after the cutting is finished, an electronic automatic spraying system is installed in a plastic arched shed, the relative humidity is kept to be more than 80%, 1 layer of water film is always kept on the leaves, and spraying is started when the evaporation of the water film is reduced to 1/3; or the sprayer is used for manual interval spraying, so that frequent spraying and less spraying are realized, and the blades are kept moist.
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| CN104541869A (en) * | 2014-12-29 | 2015-04-29 | 普定县裕源鼎金刺梨种植专业合作社 | Cuttage breeding method of Rosa sterilis var. leioclada |
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| WO2017089957A1 (en) * | 2015-11-23 | 2017-06-01 | Biotecnológica Empresarial Del Sur Spa | Method for propagation of woody plants from leaf cuttings |
| CN106472224A (en) * | 2016-10-13 | 2017-03-08 | 合肥润雨农业科技有限公司 | A kind of cuttage and seedling culture method of european large cherry |
| CN110537475A (en) * | 2018-05-28 | 2019-12-06 | 龙里县柯臻科技种植有限公司 | Matrix for shortening roxburgh rose seedling raising period and preparation method thereof |
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| CN109168699A (en) * | 2018-09-27 | 2019-01-11 | 木崇凤 | A kind of implantation methods of oblonga |
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