The teak container is educated fringe rapid seedling cultivation method
Technical field
The invention belongs to plant Fast Asexual Propagation Technique field, relate to a kind of teak container and educate fringe rapid seedling cultivation method.
Background technology
Teak (Tectona grandis L.F.) belongs to a kind of fallen leaves or the half broad leaved and deciduous broad leaved arbor species of Verenaceae (Vcrbenaceae) Tectona (Tectona), be one of precious commerical tree species in the world, be described as " kings of ten thousand wood ", be called as " national treasure " in Burma, Indonesia.Its preciousness speed is again given birth to, about the average diameter of a cross-section of a tree trunk 1.3 meters above the ground 20cm of teak forest plantation of life in 7 years.Its density of wood and hardness are higher, and is not easy to wear, and oiliness is heavy, can be moistureproof, and put and damage by worms, extremely corrosion-resistant, wooden stable, be the good material of making top-grade furniture, floor, indoor and outdoor decoration, shipbuilding, open-air building, bridge.Originating in Burma, Thailand, India and Indonesia, Laos etc., is the main reproducting tree species in Southeast Asia.
China introduces existing more than the 170 year history of teak, the torrid zone, the regional climate and soil conditions that relatively more suitable teak growth is arranged of south subtropics, but because the good elite stand resource-constrained of teak, collection seed difficulty, the not high condition restriction of percentage of seedgermination makes the sexual propagation difficulty, cause problems such as breeding shortage and culture technique, teak forest plantation is at these regional slower developments.Adopting vegetative propagation is the important means that solves the shortage of teak breeding.
Asexual reproduction method is cultivated and two kinds of cuttages in a organized way.The tissue culture production cost is higher, and the specification requirement height is difficult to extensive popularization.And traditional cottage propagation cutting orchard maternal plant is directly to be planted in the soil, and it needs the soil many, and regional condition is particular about, and is not easy to control fringe bar lignification etc.The present invention be with container cup plantation maternal plant as cutting orchard, it is not tight to the soil conditional request in nursery, can put down container cup and get final product, and manageable, control fringe bar lignification degree easily.
Summary of the invention
The objective of the invention is deficiency, aim to provide the teak container and educate fringe rapid seedling cultivation method at traditional cottage propagation.
Technical scheme of the present invention is: with the fine individual plant seed is maternal plant, when the high 4~5cm of the seed seedling of husky bed upper seeding wheel, transplant in the maternal plant container cup that nutrient matrix is housed, placing the lifting bed of growing seedlings cultivates, maternal plant footpath is blocked in distance base portion 10~15cm place during greater than 0.3cm, promote side shoot to sprout, the clip side shoot is made cuttage fringe bar during the seedling semi-lignified, cuttage is in the cuttage container cup that matrix is housed, place the lifting bed of growing seedlings again and cultivate, can breed the high-quality teak seedling of a large amount of good hereditary capacities of maintenance maternal plant at short notice fast.
The present invention is achieved in that
The teak container is educated fringe rapid seedling cultivation method, comprise the sowing of collecting seed, the maternal plant plantation, the maternal plant management, the cuttage of fringe bar, cuttage seeding management operation, earlier with the fine individual plant seed at husky bed upper seeding wheel, after with the seed seedling replanting in the maternal plant container cup that nutrient matrix is housed, placing the lifting bed of growing seedlings cultivates, and with the maternal plant truncation, sprout to promote side shoot, improve breeding rate, during side shoot seedling semi-lignified, prune cuttage fringe bar, cuttage is in the cuttage container cup that matrix is housed, place the lifting bed of growing seedlings again and cultivate, obtain the above container of high 30cm and educate the fast numerous teak seedling of fringe, go out garden afforestation.
Described container is educated fringe rapid seedling cultivation step:
(1) collect seed: select fine individual plant as the seed collecting elite stand, collect seed when kind pale brown look of bud or light brown 12~January, tan by the sun under the sun, pounding to beat to peel off with waddy is loaded on cloth bag behind kind of the bud and does and hide;
(2) sowing: soaked seed 7~8 days with limewash, pull seed out and repeat to wash 3~6 times with clear water, seed broadcasting is in husky bed, flattens to make that seed is little to sink in the sand, top is exposed, Gai Sha does not shade, and allows the sun tan by the sun, and water in noon 1~3, having seed to go out the seedbed when watering should be pressed in the sand immediately, when chance temperature is lower or rainy, adopts the film covering and heat insulating and prevents to drench with rain;
(3) maternal plant plantation: when the high 4~5cm of the seedling on the husky bed, transplant in the maternal plant container cup that nutrient matrix is housed, drench normal root water then, place the lifting bed of growing seedlings, lifting is grown seedlings in the landing geosyncline coverage shading net;
(4) maternal plant management: Nursery stock transplanting is after 13~15 days, draw shading screen in, accept illumination, when cloudy weather, the lifting bed of growing seedlings is lifted away from ground, absorb natural light irradiation as far as possible, when sunny weather, lifting is grown seedlings in the landing geosyncline, reduce the nature strong illumination as far as possible, drenched the mixing fertilizer execute one time 0.3~0.5% composite fertilizer and 0.3% potassium chloride early stage every 10 days, whenever cut fringe bar later on after, topdress 0.5~0.8% composite fertilizer and 0.5~0.7% potassium chloride mixing fertilizer once, when maternal plant footpath during greater than 0.3cm in distance base portion 10~15cm place truncation, to promote the side shoot sprouting, when the root system of maternal plant passes outside the container cup, with lifting grow seedlings the bed lift away from ground 1m, air is cut root;
(5) fringe bar cuttage: as the long 12~30cm of side shoot, during semi-lignified, the clip side shoot is pruned and is made cuttage fringe bar, and section dips in somatotropin under the cuttage fringe bar stem, inserts in the cuttage container cup that matrix is housed, the cuttage degree of depth is 2~4cm, drench normal root water, place the lifting bed of growing seedlings, lifting is grown seedlings in the landing geosyncline, with the sealing of white plastic coverlay film, coverage shading net;
(6) cuttage seeding management: when cloudy weather, the lifting bed of growing seedlings is lifted away from ground, absorb natural light irradiation as far as possible, when sunny weather, in lifting seedbed landing geosyncline, reduce the nature strong illumination as far as possible, air humidity is controlled at 85~95% in the cutting bed, 20~45 ℃ of temperature, and jede Woche is raised the thin film inspection cuttage fringe bar situation of taking root, to fall leaves and deadwood etc. picked up clean, if the cutting medium overdrying, spray clear water, spraying fungicide and foliage fertilizer mixed liquor then, cuttage fringe bar was taken root at 15~30 days usually, wait to take root to stablize and then plastic film is raised, continue to shade, and in early before 11, draw shading screens later at 4 in afternoon, allow seedling adapt to illumination gradually, can raise shading screen after 10~14 days, illumination fully, drench composite fertilizer's liquid manure of executing one time 0.4~0.8% every 10 days then, treat to go out when height of seedling 30cm is above garden afforestation.
The described lifting bed of growing seedlings adopts several layers is set.
Described maternal plant container cup specification is the plastic cup of 12~20 * 16~20cm.
Described nutrient matrix is: the nutrient matrix that yellow soil 25%, river sand 24%, calcium magnesium phosphorus 1% and topsoil 50% mix.
Described cuttage fringe bar terminal bud keeps complete, and a pair of leaf is pruned apart from petiole base 4~7cm place under the terminal bud, and leaf is down wiped out entirely, is trimmed to the long cuttage fringe bar of 10~18cm, and section is cut into wedge shape under the cuttage fringe bar stem.
Described cuttage container cup specification is the plastic cup of 8~12 * 12~14cm.
Described matrix is to remove the following yellow soil of the native 20cm of table.
Described bactericide is: 600~1000 times of aqueous solution sprayings of 600~1000 times of aqueous solution of 80% carbendazol wettable powder or 600~1000 times of aqueous solution of 85% zineb pulvis or 85% thiophanate methyl pulvis, several medicaments intersect to be used; Described foliage fertilizer is the aqueous solution spraying of potassium dihydrogen phosphate 0.1~0.3%.
The present invention has the following advantages with respect to existing technology:
1, a kind of teak container is educated fringe rapid seedling cultivation method, with the fine individual plant seed is maternal plant, when the high 4~5cm of the seed seedling of husky bed upper seeding wheel, transplant in the maternal plant container cup that nutrient matrix is housed, placing the lifting bed of growing seedlings cultivates, maternal plant footpath is blocked in distance base portion 10~15cm place during greater than 0.3cm, promote side shoot to sprout, improved breeding rate, the clip side shoot is made cuttage fringe bar during the seedling semi-lignified, and cuttage is placed the lifting bed of growing seedlings again and cultivated in the cuttage container cup that matrix is housed, can breed the high-quality teak seedling of a large amount of good hereditary capacities of maintenance maternal plant at short notice fast, cuttage survival rate reaches 85.1~96.6%.
2, this method is not limited by season and region, under soil condition condition of poor, also can obtain good brood body, moisture, nutritional control ratio to maternal plant are easier to, help cultivating desirable plugged ear, the reproduction coefficient height, method is simple, processing ease, production cost is low, can adapt to the needs of China's modern forestry.
Embodiment:
Below in conjunction with embodiment, teak container of the present invention is educated fringe rapid seedling cultivation method further describe.
Embodiment 1
Select fine individual plant as the seed collecting elite stand, the 12~January in every year, the fruit of returning is adopted in the seed collecting of climbing the tree when pale brown look of fruit kind bud or light brown, tans by the sun under the sun, pound to beat to peel off with waddy and be loaded on cloth bag behind kind of the bud and do and hide, soak seed after 7 days May with limewash, pull seed out and repeat to wash 4 times with clear water, the seed uniform broadcasting that Xian is clean is in husky bed clearly, flatten with plank, make that seed is little to sink in the sand, top is exposed, not Gai Sha, do not shade, allow the sun tan by the sun, and water at 2 at noon, having seed to go out the seedbed when watering should be pressed in the sand immediately, meet temperature when lower or rainy, adopt the film covering and heat insulating and and prevent to drench with rain.Going up a seed when husky bed sprouts long to 4~5cm when high, transplant in off-the-shelf container cup, seedling will cut root during transplanting, only keeping 3cm gets final product, with specification is that the container cup of 16 * 18cm installs matrix plantation maternal plant (matrix is by weight ratio: yellow soil 25%, river sand 24%, calcium magnesium phosphorus 1% and topsoil 50% stir), drench normal root water then, being placed in the lifting that is provided with 2 layers grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, container cup can be landed in the geosyncline, also container cup can be lifted away from ground, shading screen can be opened also and can draw in.After the sprigging 14 days, draw shading screen in, accept illumination, when cloudy weather, the lifting bed of growing seedlings is lifted away from ground, absorb natural light irradiation as far as possible; When sunny weather, lifting is grown seedlings in the landing geosyncline, reduce the nature strong illumination as far as possible, drenched the mixing fertilizer of executing one time 0.4% composite fertilizer and 0.3% potassium chloride early stage every 10 days, whenever cut later on the mixing fertilizer of topdress behind fringe bar one time 0.7% composite fertilizer and 0.7% potassium chloride, when the footpath of maternal plant is blocked in distance base portion 14cm place during greater than 0.3cm, sprout to promote side shoot, improve breeding rate, when the root system of maternal plant passes outside the container cup, with lifting grow seedlings the bed lift away from ground 0.8m, air is cut root.With specification is that the black plastic cup of 12 * 14cm is removed the following yellow soil matrix cuttage of the native 20cm of table well, container cup is placed in the lifting that is provided with 2 layers and grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, and container cup can be landed in the geosyncline, also container cup can be lifted away from ground.Get final product the clip cuttage when side shoot grows to 20cm, semi-lignified, the plugged ear terminal bud keeps complete, and a pair of leaf is pruned apart from petiole base 6cm place under the terminal bud, leaf is down wiped out entirely, plugged ear length is 17~18cm, and section is cut into wedge shape under the plugged ear stem, dip in somatotropin after straight cutting in container cup, the degree of depth is 4cm, insert the back and drench normal root water, lifting is grown seedlings bed with the sealing of white plastic coverlay film, when cloudy weather, with lifting grow seedlings the bed lift away from ground, absorb natural light irradiation as far as possible; When sunny weather, in lifting seedbed landing geosyncline, reduce the nature strong illumination as far as possible, air humidity is controlled at 90~95% in the cutting bed, 30~40 ℃ of temperature, jede Woche is raised thin film inspection cuttage rooting situation, to fall leaves and deadwood etc. picked up clean, if cutting medium overdrying, then drench clear water, spray the foliage fertilizer mixed liquor spraying by the aqueous solution of the bactericide of 80% carbendazol wettable powder or 85% zineb pulvis or 800~900 times of aqueous solution of 85% topsin pulvis and potassium dihydrogen phosphate 0.2% then, several medicaments intersect and use, plugged ear was taken root at 15~20 days, wait to take root to stablize and then plastic film is raised, continue to shade, and in early before 11, draw shading screens later at 4 in afternoon, allow seedling adapt to illumination gradually, raised shading screen in 11 days, illumination fully, drench composite fertilizer's liquid manure of executing one time 0.5~0.7% every 10 days then, can go out garden afforestation when treating height of seedling 31cm.Cuttage survival rate reaches 96.5%.
Embodiment 2
Select fine individual plant as the seed collecting elite stand, the 12~January in every year, the fruit of returning is adopted in the seed collecting of climbing the tree when pale brown look of fruit kind bud or light brown, tans by the sun under the sun, pound to beat to peel off with waddy and be loaded on cloth bag behind kind of the bud and do and hide, soaked seed 7 days July with limewash, pull seed out and repeat to wash 5 times with clear water, the seed uniform broadcasting that Xian is clean is in husky bed clearly, flatten with plank, make that seed is little to sink in the sand, top is exposed, not Gai Sha, do not shade, allow the sun tan by the sun, and water at 3 at noon, having seed to go out the seedbed when watering should be pressed in the sand immediately, when chance temperature is lower or rainy, adopts the film covering and heat insulating and prevent to drench with rain.Going up seed when husky bed sprouts long to 5cm when high, transplant in off-the-shelf container cup, seedling will cut root during transplanting, only keep 2cm, with specification is that the container cup of 12 * 16cm installs matrix plantation maternal plant (matrix is by weight ratio: yellow soil 25%, river sand 24%, calcium magnesium phosphorus 1% and topsoil 50% stir), drench normal root water then, being placed in the lifting that is provided with 1 layer grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, container cup can be landed in the geosyncline, also container cup can be lifted away from ground, shading screen can be opened also and can draw in.After the sprigging 13 days, draw shading screen in, accept illumination, when cloudy weather, the lifting bed of growing seedlings is lifted away from ground, absorb natural light irradiation as far as possible; When sunny weather, lifting is grown seedlings in the landing geosyncline, reduce the nature strong illumination as far as possible, drenched the mixing fertilizer execute one time 0.3~0.4% composite fertilizer and 0.3% potassium chloride early stage every 10 days, whenever cut later on the mixing fertilizer of topdress behind fringe bar one time 0.7~0.8% composite fertilizer and 0.5~0.6% potassium chloride, when the footpath of maternal plant is blocked in distance base portion 15cm place during greater than 0.3cm, sprout to promote side shoot, improve breeding rate, when the root system of maternal plant passes outside the container cup, with lifting grow seedlings the bed lift away from ground 0.5m, air is cut root.With specification is that the black plastic cup of 12 * 12cm is removed the following yellow soil matrix cuttage of the native 20cm of table well, container cup is placed in the lifting that is provided with 1 layer and grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, and container cup can be landed in the geosyncline, also container cup can be lifted away from ground.Get final product the clip cuttage when side shoot grows to 15~25cm, semi-lignified, the plugged ear terminal bud keeps complete, and a pair of leaf is pruned apart from petiole base 6cm place under the terminal bud, leaf is down wiped out entirely, plugged ear is long to be 12cm, and section is cut into wedge shape under the plugged ear stem, dip in somatotropin after straight cutting in container cup, the degree of depth is 4cm, insert the back and drench normal root water, lifting is grown seedlings bed with the sealing of white plastic coverlay film, when cloudy weather, with lifting grow seedlings the bed lift away from ground, absorb natural light irradiation as far as possible; When sunny weather, in lifting seedbed landing geosyncline, reduce the nature strong illumination as far as possible, air humidity is controlled at 85~95% in the cutting bed, 30~45 ℃ of temperature, jede Woche is raised thin film inspection cuttage rooting situation, to fall leaves and deadwood etc. picked up clean, if the cutting medium overdrying, then drench clear water, spray 80% 600~1000 times of aqueous solution of carbendazol wettable powder or the bactericide of 600~1000 times of aqueous solution of 85% zineb pulvis or 600~1000 times of water of 85% topsin pulvis then, several medicaments intersections are used, spray the aqueous solution of foliage fertilizer biphosphate potassium concn 0.1~0.3% simultaneously, plugged ear was taken root at 15~20 days usually, and plastic film is raised in the stable back of waiting to take root, continue to shade, and before early 11, draw shading screens later at 4 in afternoon, allow seedling adapt to illumination gradually, can raise shading screen after 10 days, illumination was fully drenched composite fertilizer's liquid manure of executing one time 0.4~0.6% every 10 days then, can go out garden afforestation when treating height of seedling 30cm.Cuttage survival rate reaches 92.1%.
Embodiment 3
Select fine individual plant as the seed collecting elite stand, the 12~January in every year, the fruit of returning is adopted in the seed collecting of climbing the tree when pale brown look of fruit kind bud or light brown, tans by the sun under the sun, pound to beat to peel off with waddy and be loaded on cloth bag behind kind of the bud and do and hide, after soaking kinds 8 days with limewash March, pull seed out and repeat to wash 6 times with clear water, the clean seed uniform broadcasting of clear Xian is in husky bed, flatten with plank, make that seed is little to sink in the sand, top is exposed, not Gai Sha, do not shade, allow the sun tan by the sun, and water at 1 at noon, having seed to go out the seedbed when watering should be pressed in the sand immediately, when chance temperature is lower or rainy, adopts the film covering and heat insulating and be caught in the rain.Going up a seed when husky bed sprouts long to 4~5cm when high, transplant seedling and will cut root, only keeping 4cm gets final product, transplanting with specification is that the container cup of 20 * 20cm installs matrix and plants maternal plant (matrix is by weight ratio: yellow soil 25%, river sand 24%, calcium magnesium phosphorus 1% and topsoil 50% stir), drench normal root water, being placed in the lifting that is provided with 3 layers grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, container cup can be landed in the geosyncline, also container cup can be lifted away from ground, shading screen can be opened also and can draw in.After the sprigging 15 days, draw shading screen in, accept illumination, when cloudy weather, the lifting bed of growing seedlings is lifted away from ground, absorb natural light irradiation as far as possible; When sunny weather, lifting is grown seedlings in the landing geosyncline, reduce the nature strong illumination as far as possible, drenched the mixing fertilizer of executing one time 0.3% composite fertilizer and 0.3% potassium chloride early stage every 10 days, whenever cut later on the mixing fertilizer of topdress behind fringe bar one time 0.6~0.8% composite fertilizer and 0.6~0.7% potassium chloride, when the footpath of maternal plant is blocked in distance base portion 11cm place during greater than 0.3cm, sprout to promote side shoot, improve breeding rate, when the root system of maternal plant passes outside the container cup, with lifting grow seedlings the bed lift away from ground 1m, air is cut root.With specification is the good matrix cuttage of black plastic cup (matrix is to remove the following yellow soil of the native 20cm of table) of 8 * 14cm, container cup is placed in the lifting that is provided with 3 layers and grows seedlings on the bed, the lifting bed of growing seedlings is placed in 80% the shading shed of shading, container cup can be landed in the geosyncline, also container cup can be lifted away from ground.Get final product the clip cuttage when side shoot grows to 16cm, semi-lignified, the plugged ear terminal bud keeps complete, and a pair of leaf is pruned apart from petiole base 5cm place under the terminal bud, leaf is down wiped out entirely, plugged ear is long to be 10cm, and section is cut into wedge shape under the plugged ear stem, dip in somatotropin after straight cutting in container cup, the degree of depth is 4cm, insert the back and drench normal root water, lifting is grown seedlings bed with the sealing of white plastic coverlay film, when cloudy weather, with lifting grow seedlings the bed lift away from ground, absorb natural light irradiation as far as possible; When sunny weather, in lifting seedbed landing geosyncline, reduce the nature strong illumination as far as possible, air humidity is controlled at 85~90% in the cutting bed, 20~21 ℃ of temperature, jede Woche is raised thin film inspection cuttage rooting situation, to fall leaves and deadwood etc. picked up clean, if cutting medium overdrying, then drench clear water, spray microbial inoculum (600~1000 times of aqueous solution sprayings of 600~1000 times of aqueous solution of 80% carbendazol wettable powder or 600~1000 times of aqueous solution of 85% zineb pulvis or 85% topsin pulvis, several medicaments intersections are used) and foliage fertilizer (aqueous solution of potassium dihydrogen phosphate 0.1~0.3%) mixed liquor then, plugged ear was taken root at 25~30 days usually, wait to take root to stablize and then plastic film is raised, continue to shade, and in early before 11, draw shading screens later at 4 in afternoon, allow seedling adapt to illumination gradually, can raise shading screen after 14 days, illumination fully, drench composite fertilizer's liquid manure of executing one time 0.4~0.8% every 10 days then, can go out garden afforestation when treating height of seedling 30cm.Cuttage survival rate reaches 85.1%.