CN1155971A - Raising seedlings technology for Dalmatian chrysanthemum seed - Google Patents
Raising seedlings technology for Dalmatian chrysanthemum seed Download PDFInfo
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- CN1155971A CN1155971A CN 96117358 CN96117358A CN1155971A CN 1155971 A CN1155971 A CN 1155971A CN 96117358 CN96117358 CN 96117358 CN 96117358 A CN96117358 A CN 96117358A CN 1155971 A CN1155971 A CN 1155971A
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Abstract
An artificial seedlings-raising technology for Dalmatian chrysanthemum seed includes selection of seed whose dry weight is not less than 1.0g, choosing sown land where there is no heavy clay, no water is accumulated and resowing is not allowed within 2 years, raising seedlings in nursing bags, and transplanting to field. The time for sowing and transplanting is determined according to different regions and natural conditions. Its advantages include short seedling-raising period, less consumption of seeds, high utilization rate of earth and low cost.
Description
The present invention relates to a kind of artificial breeding technique of Dalmatian chrysanthemum seed.
Dalmatian chrysanthemum originates in Europe, it is world-renowned natural nuisance-free pesticide plant, the capitulum of Dalmatian chrysanthemum (fresh idea) is the raw material that extracts pyrethrum, ground persons such as Europe, Japan, Africa long cultivation history is arranged, because Dalmatian chrysanthemum seed very thin thin (achene), thousand grain weigth are the 0.7-1.0 gram, emergence rate is low in the seed growing, growing-seedling period is long, become a difficult problem in the seedling breeding, and the breeding of seedling is to promote the key that whole dry pyrethrum flower is produced.For example the multinational plantation in East Africa Dalmatian chrysanthemum has nearly 70 years history, and local natural conditions are also more superior, but owing to do not solve seed fast seedling growing technology, nursery stage reaches 5-6 month, has a strong impact on the development of Dalmatian chrysanthemum plant husbandry.Carry out vegetative propagation thus--the root division method is main, but because of long-term vegetative propagation has brought serious consequence--germplasm is degenerated, resistance reduces, nematode multiplies and multiple disadvantage such as spreads, as situation about reporting in the J.E.Parlerliet and J.G.Brewer summary in April, 1971 " MINISTRY OF AGRICULTURE " and " Pyrethrum Post " magazine.In Australia, the ground such as Guizhou Province of Japan and China adopt the seed sowing in the field mostly, though saving of labor like this, save time, but seedling is slow at field growing, 1-2 is vegetative growth phase, until beginning just that to 2-3 a small amount of results are arranged, because live seedling incubation rate is low, the seedling size is uneven, directly have influence on colored output and quality, the extensive cultivation of real genus, land utilization rate is extremely low simultaneously, seed consumption height, the corresponding production cost that improved directly influences the output value and economic benefit, reports with putting down 1988 " Chinese herbal medicine " (total 552 phases) as the king of Guizhou Botanical Garden.
Germplasm that the vegetative propagation that the objective of the invention is to adopt at above-mentioned prior art causes is degenerated, resistance reduces, nematode multiplies and multiple disadvantage such as spreads, and the land utilization rate that adopts the seed sowing in the field to cause is low, seed consumption height, shortcoming that production cost is high, propose the artificial breeding technique of the stable Dalmatian chrysanthemum seed of a cover, reach the purpose that seedling raise period is short, the seed consumption is few, land utilization rate is high, method of operating is simple and feasible, production cost is lower.
To achieve these goals, the invention provides following technical scheme:
A kind of raising seedlings technology for Dalmatian chrysanthemum seed, comprise that selected thousand kernel weight is not less than the seed of 1.0 grams, select clay with non-heavy magnesium carbonate, ponding and in 2 years the sowing of continuous cropping ground not, different sowings, field planting time are determined from different places by field planting in field planting land for growing field crops behind the seedling nutritional bag.
In the above-mentioned technology, the upper level that temperature is lower was in the winter time sowed in April, field planting before late July; Field planting before late August is sowed in the high area of temperature in May in the winter time; Summer high temperature, winter the temperature area at the beginning of April to 5 month or sowing in September.
In the above-mentioned technology, the sand loam that sowing ground preferably faces south.
In the above-mentioned technology, the nutritious bag soil material that nutritional bag is used is 3: 3: 3 with general loam, compost, coal ash or ash, superphosphate preferably: 1 proportional arrangement, will be from the sowing 40-50 days 1 strain seedling move into one bag of nutritious bag.
In the above-mentioned technology, the used loam of nutritious bag soil material preferably is the loam of 5.5-6.5 with pH value.
When P in soil H value was higher than 6.5, selecting loam, compost, coal ash or ash, superphosphate for use was 3: 4: 3: 1 proportional arrangement.
Further describe the present invention with more detailed technical scheme below:
1, technical conditions and preparation:
(1) selection on sowing ground: select sand loam ground on the sunny side, should not use heavy clay, sow front 20-30 days and turn over and dig airing, broadcast front smooth native face, strike the fine earth piece.
(2) seed quality: clean full, thousand kernel weight is not less than 1.0 grams.
(3) crop rotation: the sowing land used requires in 2 years not continuous cropping.
(4) material is prepared: a. nutritious bag soil general soil, compost, coal ash or ash, superphosphate were with 3: 3: 3: 1 proportional arrangement, require to dry, sieve, remove impurity such as weeds root, stone before the configuration, P in soil H value is higher than 6.5 area, suitably increase the compost consumption, with 3: 4: 2: 1 proportional arrangement was advisable.B. plastic sack preferably uses 8cm * 12cm * 0.03cm to be advisable.C. composite fertilizer or with the fertile configuration of N.P.K.D. agricultural chemicals.E. thermometer.F. topped thing: pine tag or cut up with a hay cutter into cun straw of section or straw grass etc.
2, technical measures:
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.The suitable early sowing of the upper level that winter temperature is lower finishes the mid or late July field planting in April; The higher Pingba area of winter temperature should be sowed in mid or late May, late to the mid or late August field planting; Summer high temperature, winter low temperature area should or be sowed in September at the beginning of April-5 month.The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, need to restrain with seed 30 with every mu of field planting ground, land used 5-10M grows seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Sowing should be noted broadcasting sowing evenly, and after planting topped one deck cooperates Nutrition Soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then, if when noon on the same day, the ground surface temperature was higher than 35 ℃, should reaches in the morning and respectively water once at dusk.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutritious bag, lifting should be in early morning on the same day, the seedling (should not use the hand-lifting seedling) that digs out is placed in the basin, add a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place cloudy place (nutritious bag being placed on plastic crate) immediately after moving into nutritious bag for convenient management, covered 7-10 days, progressively increase illumination according to weather condition later on, treat in the bag that seedling recovers growth fully after, again the bag seedling is moved to open country.General seedling needs to cover 7-10 days after moving into nutrient bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, certainly emerging survives beginning, sprays medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is too much unsuitable for the first time, and every 10-14 days spray medicines once behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Compared with the prior art, excellent beneficial effect of the present invention is:
1, seedling raise period is short, transplanting survival rate is high: can breed the strong sprout that is suitable for the land for growing field crops field planting in 90-100 days, transplanting survival rate is up to 95-100%; Overcome the prior art nursery stage and reached 5-6 month, and germplasm is degenerated, resistance reduces, nematode multiplies and multiple disadvantage such as spreads.
2, the seed consumption is few: every mu of ground field planting seedling number is the 2400-2500 strain, and the every mu of required seed consumption of growing seedlings is 30 grams, only is 1/83 to 1/167 of sowing in the field; And the every mu of application rate in domestic Guizhou Province is 5 kilograms.
3, fully improved land utilization ratio: every mu of required land used of growing seedlings in ground is 5-10M
2, the labour who had both saved nursery stage is conducive to again Decentralization.
4, method of operating is simple and feasible: method of operating is to work out according to the rule of seed growth, and is as long as undertaken by concrete measure, convenient feasible.
5, production cost reduces: rapid breeding method of the present invention is compared with group training seedling method, reduces the seed consumption, has shortened growing-seedling period, the time that seedling is cultivated only is half of tissue cultivating seedling, every strain is cultivated cost and only is ten to 1/15th of tissue cultivating seedling, and is time saving and energy saving, reduces producing cost again.
6, Hua output height, quality better: the seedling behind the transplant planting of the present invention is high-quality, healthy and strong, the quickening of nourishing and growing, promptly enter bolting, pregnant flower bud phase after surviving the winter, enter the Sheng phase of blooming in 7-9 month after the field planting, can pluck fresh idea, obtain the high yield of per mu yield over 80 kg, the per mu yield value is more than thousand yuan, compare with the little spring sown crop of the same period, its vegetative period than late autumn crop long 2 months, but its output value is made object height 1.5-2 doubly comparable late autumn.It is low to have overcome the live seedling incubation rate of prior art, and the seedling size is uneven, has influence on colored output and quality, and land utilization rate is extremely low simultaneously, seed consumption height, and production cost is higher, influences the shortcoming of the output value and economic benefit.
7, the technology of the present invention is reliable and stable, repeatability is strong, through the repeated test in 5 years, and more than 20 ten thousand strains of successively growing seedlings, different ecological environment area field planting at home all obtains better effects.
Further specify detailed content of the present invention with embodiments of the invention below, but content of the present invention is not limited thereto.
Embodiment one:
1, the preparation before the sowing:
(1) selection on sowing ground: select sand loam ground on the sunny side, should not use heavy clay, sow front 20-30 days and turn over and dig airing, broadcast front smooth native face, strike the fine earth piece.
(2) seed quality: clean full, thousand kernel weight is not less than 1.0 grams.
(3) crop rotation: the sowing land used requires in 2 years not continuous cropping.
(4) material is prepared: a. nutritious bag native loam, compost, coal ash or ash with PH=5.5-6.5, superphosphate were with 3: 3: 3: 1 proportional arrangement requires to dry, sieve, remove impurity such as weeds root, stone before the configuration; B. plastic sack preferably uses 8cm * 12cm * 0.03cm to be advisable; C. topdress and dispose with geometric ratio composite fertilizer or with N.P.K is fertile; D. agricultural chemicals; E. thermometer; F. topped thing: pine tag or cut up with a hay cutter cun the straw of section or straw grass etc.
2, technical measures:
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.The suitable early sowing of the upper level that winter temperature is lower, as sowing in April at the suburbs, Kunming upper level, the mid or late July field planting is complete; The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Sowing should be noted broadcasting sowing evenly, after planting covers one deck and cooperates Nutrition Soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then, respectively waters once at dusk if reached early in the morning when noon on the same day, the ground surface temperature was higher than 35 ℃.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that digs out (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is unsuitable overweight for the first time, sprays medicine once in every 10-14 days behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Embodiment two:
The 1st step performed the preceding preparation of sowing among elder generation's employing and the embodiment one.
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.The Pingba area that winter temperature is higher should be sowed in mid or late May, late to the mid or late August field planting, sowed in the Xundian Area, Yunnan county such as the applicant.The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Should note broadcasting sowing evenly, after planting topped one deck cooperates Nutrition Soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then, if when noon on the same day, the ground surface temperature was higher than 35 ℃, should reaches early in the morning and respectively water once at dusk.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that has dug (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is too much unsuitable for the first time, every 10-14 days spray medicines are once behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Embodiment three:
The first step performs the front preparation of sowing among employing and the embodiment one earlier.
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.Summer high temperature, winter low temperature area should be sowed in September, sow in September in the Jingzhou Prefecture, Hubei Province such as the applicant.The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Sowing should be noted broadcasting sowing evenly, and after planting topped last layer cooperates nutrition soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that has dug (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is too much unsuitable for the first time, every 10-14 days spray medicines are once behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Embodiment four:
The first step performs the front preparation of sowing among employing and the embodiment one earlier.
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.The suitable early sowing of the upper level that winter temperature is lower, as sowing in April at Yunnan E Shanxian upper level, the mid or late July field planting is complete; The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Sowing should be noted broadcasting sowing evenly, after planting covers one deck and cooperates Nutrition Soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then, respectively waters once at dusk if reached early in the morning when noon on the same day, the ground surface temperature was higher than 35 ℃.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that digs out (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is unsuitable overweight for the first time, sprays medicine once in every 10-14 days behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Embodiment five:
The 1st step performed the preceding preparation of sowing among elder generation's employing and the embodiment one.
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.The Pingba area that winter temperature is higher should be sowed in mid or late May, late to the mid or late August field planting, sowed in the Kunming Areas Yiliang such as the applicant.The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Should note broadcasting sowing evenly, after planting topped one deck cooperates Nutrition Soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then, if when noon on the same day, the ground surface temperature was higher than 35 ℃, should reaches early in the morning and respectively water once at dusk.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that has dug (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is too much unsuitable for the first time, every 10-14 days spray medicines are once behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Embodiment six:
The first step performs the front preparation of sowing among employing and the embodiment one earlier.
Sowing: preceding crop situation and weather conditions according to the growing area locality decide, and sowing should be before planning setting date be carried out in 90-100 days.Summer high temperature, winter low temperature area should be sowed at the beginning of 5 months, sowed at the beginning of 5 months at Haimen County of Jiangsu such as the applicant.The sowing land used will according to the planting scheme area definition then the required quantity of growing seedlings decide, with every mu of field planting the land used 5-10M that need grow seedlings
2Meter, for the ease of management after planting, furrow face width 1.2M
2The sowing consumption be every square metre with seed 6 gram, to broadcast sowing to main.Sowing should be noted broadcasting sowing evenly, and after planting topped last layer cooperates nutrition soil, covers the short straw of pine tag or hand hay cutter etc. on it again, all will water with shower nozzle every day then.
Usually after planting 12-14 days begin to emerge, and contain after date to emerging and note in time weeding out the rank grass, and suitably carry out thinning when 2 leaflets of tool (true leaf).
Day from sowing is counted 40-50 days, be that seedling has 3-4 sheet leaf, just can prepare when root system is all right to transplant seedlings in the nutrient bag, lifting should be in early morning on the same day, and the seedling that has dug (should not use the hand-lifting seedling) places in the basin, adds a small amount of clear water at the bottom of the basin, every bag moved into for 1 strain strong sprout, should place immediately cloudy place (nutrient bag being placed on plastic crate for convenient management) after moving into nutrient bag, cover 7-10 days, progressively increase illumination according to weather condition later on.After treating that seedling recovers growth fully in the bag, again the bag seedling is moved to open country, general seedling needs to cover 7-10 days after moving into nutritious bag, and the shade rate of this moment is about 70-80%.After this gradually reduce, treat that seedling can move to the bag seedling open country and cultivate 2-3 week when recovering growth, topdress weekly once, to bag seedling tool 10-12 sheet leaf, height of seedling can directly move to the land for growing field crops field planting more than 8 centimetres the time, tears plastic sack during transplanting off, and the band mass of soil is transplanted, be preferably in and carry out after during 3-4 afternoon, should water normal root water after the field planting.Weekly check statistics survives situation after the field planting.After this plant enters vegetative growth phase, should require to carry out according to field management measure.
The control of sprout term disease: to put prevention first, the Sheng of certainly the emerging phase, sprayed medicine once in every 7-10 days, until seedling moves into nutrient bag, spray value is too much unsuitable for the first time, every 10-14 days spray medicines are once behind the seedling immigration nutrient bag.Because no insect harm is sprayed insecticide take bactericide to main between nursery stage.
Claims (6)
1, a kind of raising seedlings technology for Dalmatian chrysanthemum seed, its feature comprises that selected thousand kernel weight is not less than the seed of 1.0 grams, select clay with non-heavy magnesium carbonate, ponding and in 2 years the sowing of continuous cropping ground not, different sowings and field planting time are determined by field planting area ecological condition is different in field planting land for growing field crops behind the seedling nutritional bag.
2, technology according to claim 1 is characterized in that the in good time field planting of the seedling upper level that temperature is lower in the winter time sows field planting before late July in April; Field planting before late August is sowed in the high area of temperature in May in the winter time; At summer high temperature and the lower area of winter temperature at the beginning of April to 5 month or sowing in September.
3, technology according to claim 1 is characterized in that the sand loam that preferably faces south with sowing.
4, technology according to claim 1, it is characterized in that the nutritious bag soil material that nutritional bag is used is 3: 3: 3 with general loam, compost, coal ash or ash, superphosphate preferably: 1 proportional arrangement, will be from the sowing 40-50 days 1 strain seedling move into one bag of nutritious bag.
5, technology according to claim 4 is characterized in that the loam of the preferred pH value 5.5-6.5 of said loam.
6,, it is characterized in that when P in soil H value is higher than 6.5 selecting loam, compost, coal ash or ash, superphosphate for use is 3: 4: 3: 1 proportional arrangement according to claim 4 or 5 described technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96117358A CN1058836C (en) | 1996-11-29 | 1996-11-29 | Raising seedlings technology for Dalmatian chrysanthemum seed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96117358A CN1058836C (en) | 1996-11-29 | 1996-11-29 | Raising seedlings technology for Dalmatian chrysanthemum seed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1155971A true CN1155971A (en) | 1997-08-06 |
| CN1058836C CN1058836C (en) | 2000-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96117358A Expired - Fee Related CN1058836C (en) | 1996-11-29 | 1996-11-29 | Raising seedlings technology for Dalmatian chrysanthemum seed |
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| Country | Link |
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| CN (1) | CN1058836C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106538198A (en) * | 2016-11-03 | 2017-03-29 | 张晓峰 | A kind of method for culturing seedlings of Pyrethrum |
| CN107624634A (en) * | 2017-10-17 | 2018-01-26 | 安徽国丰农业科技发展有限公司 | A kind of method of black chrysanthemum seed growing |
| US10803412B2 (en) | 2015-04-15 | 2020-10-13 | International Business Machines Corporation | Scheduling crop transplantations |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1063793A (en) * | 1991-01-31 | 1992-08-26 | 王世学 | Seedling growing method for melon vegetables in paper pot |
| CN1018422B (en) * | 1991-03-20 | 1992-09-30 | 北京农业大学 | Cultivating seedlings and transplanting method of crops with nutrient band |
-
1996
- 1996-11-29 CN CN96117358A patent/CN1058836C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10803412B2 (en) | 2015-04-15 | 2020-10-13 | International Business Machines Corporation | Scheduling crop transplantations |
| CN106538198A (en) * | 2016-11-03 | 2017-03-29 | 张晓峰 | A kind of method for culturing seedlings of Pyrethrum |
| CN107624634A (en) * | 2017-10-17 | 2018-01-26 | 安徽国丰农业科技发展有限公司 | A kind of method of black chrysanthemum seed growing |
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| Publication number | Publication date |
|---|---|
| CN1058836C (en) | 2000-11-29 |
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