Summary of the invention
The object of this invention is to provide the preparation method that black tea loose tea is spent in a kind of organic Milan, produce without agricultural chemicals, without hormone and the pure natural polluted without chemicals, fragrance of a flower fragrance, free from extraneous odour, black tea is spent in organic Milan with qualities such as sweet, alcohol, perfume.
A preparation method for black tea loose tea is spent in organic Milan, it is characterized in that: comprise following content:
(1) Milan flower is plucked: the Second Year after general plantation is spent in organic Milan just can be plucked, and the previous moon of blooming waters at the root of Milan flower the harmless insecticide that weight concentration is 1 ~ 2%, and the biological pesticide that weight concentration is 1 ~ 2% is watered on the blade face of Milan flower; Select during harvesting bud large, without parasitosis, matter measured organic Milan bud, pluck in 5-7 days when Milan bud starts to tell perfume (or spice), and apply organic fertilizer or mixed organic manure in time afterwards in harvesting, plucked once by every 20-25 days, energy defloration limit, limit go out flower;
(2) Milan flower maintenance: after harvesting, with the large bamboo or wicker basket dress flower of ventilation, does not press during shipment, Milan Hua Dui can not be allowed to generate heat, the indoor fresh Milan bud being placed on 24 ~ 26 DEG C carry out growing flower 1 ~ 2 hour, and open to Milan flower and tell perfume (or spice), Milan flower of harvesting will be finished on the same day;
(3) pile-fermentation: the organic black tea tealeaves after kneading is mixed according to the volume ratio of 10:2 ~ 3 with fresh organic Milan flower, adopt pile-fermentation, zymotic fluid is added in the tidewater that will be humidified by 0.5 ~ 1.0% of mixing tealeaves total amount, then be evenly sprayed onto on mixing tealeaves, tidewater humidification is 25 ~ 35% to water content of tea, then ferment in fermenting case, fermentation temperature is 35 ~ 55 DEG C, fermentation time is 10 ~ 15 days, in sweat, temperature reaches more than 55 DEG C and will carry out turning, after having fermented, the tealeaves fermented is divided;
(4) block-separating and sifting: the tealeaves fermented is sent in screening machine, the tea deblocking that tealeaves makes fermentation lump through the screening that screening machine is multistage, and Milan flower is screened;
(5) dry: be placed in constant temperature machine by the tealeaves after deblocking and carry out drying, temperature controls at 60 ~ 80 DEG C, after tealeaves dries, water content is 8 ~ 9%;
(6) basement flower: tealeaves and Milan flower are according to the volume ratio of 10:3 ~ 4, pile 10-15 layer by the mode of the stacking of one deck Jasmine one deck tealeaves and carry out basement flower, tealeaves and Milan flower do not mix, tealeaves and fresh Milan flower are put in closed system, circulated by vavuum pump, Milan fragrance of a flower is infiltrated in tealeaves by air-flow, basement is taken time and is controlled at 4 ~ 6 hours, temperature remains on 30 ~ 40 DEG C, continuous 2 ~ 3 basement Milan flower, then takes out, Tumblies Dry 5 ~ 8 minutes, temperature is at 80 ~ 100 DEG C, and after drying, tea moisture content is 5 ~ 6%;
(7) secondary fermentation: the tealeaves through basement flower is put into bamboo basket, is transferred to superposition on the shelf in fermentation plant and puts neat, continue fermentation 20 ~ 30 days at the temperature of 25 ~ 35 DEG C;
(8) dry: put on hot air type drier by the square brick type tea cake after secondary fermentation and dry, bake out temperature is 40 ~ 60 DEG C, 20 ~ 30 minutes time, dries and spends black tea water content to be less than 5% to Milan.
The composition of above-described harmless insecticide and parts by weight are: the mixture of compound sugar element, caryophyllus oil and surfactant, compound sugar element parts by weight are 50 ~ 60 parts, caryophyllus oil parts by weight are 20 ~ 30 parts, surfactant parts by weight are 2 ~ 3 parts, 200 times are diluted with water during use, described surfactant be wash one's hands fruit soak, or we wash the dishes at ordinary times, wash food use liquid detergent.
The material composition of above-described biological pesticide and parts by weight are: Folium Meliae 20 ~ 30 parts, tassel flower 15 ~ 20 parts, polygonum flaccidum 15 ~ 20 parts, to wash one's hands fruit soak 1-2 part, using method is smashed by above-mentioned material, adds 5 ~ 10 times of water, boil half an hour, get filtrate sprinkling, effectively can prevent and treat the insects such as Milan leaf snout moth's larva, aphid, scale insect, red spider, white moth plant hopper.Every first quarter moon sprays once, namely disease and pest does not occur and also should spray, spraying time with fine day the morning 9 time and afternoon 4 time be advisable.Wash one's hands fruit soak be wash one's hands fruit soak, or we wash the dishes at ordinary times, wash food use liquid detergent.Wash one's hands fruit be distributed in East China, in reach southwest in the south, formal name used at school soapberry fruit, Latin plant animal mineral name: SapindusmukorossiGaertn, a lot of place have wild and plantation, wash one's hands fruit soak can also play desinsection and anthelmintic action.
Folium Meliae is the leaf of Meliaceae plant chinaberry (Melia azedarach L) and melia toosendan (M.toosendan Sieb.Et Zucc), the whole year all can gather, using fresh herb or dry, and is a kind of Chinese traditional herbs of China, in China, most area has distribution, is the plant that a kind of resource is very abundant; Folium Meliae is to insect, and such as red spider, white moth plant hopper etc., have very strong food refusal, deterrent effect, be developed as a kind of novel botanical pesticide, when using as Chinese medicine, polygonum flaccidum is used for heat-clearing and damp-drying drug, promoting qi circulation and relieving pain, eczema itch, sore tinea scabies leprosy, snake bite and insect sting, trichomonas vaginitis, hernia pain, treating swelling and pain by traumatic injury.
Tassel flower (Emilia sonchifolia (L.) DC.) belongs to the annual herb plant that composite family tassel flower belongs to, and be a kind of Chinese traditional herbs of China, in China, most area has distribution; Tassel flower has extremely strong pest-resistant, resistance against diseases, and tassel flower has very strong food refusal, deterrent effect to insect, is a kind of novel botanical pesticide well; When using as Chinese medicine, tassel flower is used for sore-throat, oral cavity ulceration, and cough due to wind-heat evil, has loose bowels, dysentery, urine leaching pain, orchitis and epididymitis, acute mastitis, furuncle sore.
Polygonum flaccidum (Polygonum hydropiper L.) belongs to the annual herb plant of polygonaceae (Polygonaceae) Polygonum (Polygonum L.), it is a kind of Chinese traditional herbs of China, in China, most area has distribution, is the plant that a kind of resource is very abundant; Polygonum flaccidum is to insect, and such as aphid, scale insect etc., have very strong food refusal, deterrent effect, be developed as a kind of novel botanical pesticide, when using as Chinese medicine, polygonum flaccidum is used for dysentery, have loose bowels, acute tonsillitis, malaria, arthralgia due to wind-dampness, treating swelling and pain by traumatic injury, uterine bleeding, carbuncle swells furunculosis, scrofula, venomous snake bite, eczema, the ringworm of the foot, traumatism and bleeding.
Above-described fermentation broth contents and parts by weight are: black-koji mould 20 ~ 30 parts, 15 ~ 20 parts, saccharomycete and rhizopus 5 ~ 8 parts.After adding zymotic fluid, aspergillus niger (Aspergillus niger) can produce the enzymes such as cellulase, pectase, protease, tannase and catalase, and bacillus subtilis (Bacillus subtilis) can produce cellulase, protease and pectase; Under the effect of cellulase, the cellulose degradation in tealeaves is glucose, adds the sugariness of tealeaves; Under the effect of pectase, the insoluble pectin in tealeaves is converted into soluble pectin, adds the thickness of millet paste; Under the effect of protease, the protein degradation in tealeaves is amino acid, increases the delicate flavour of millet paste; Bitter ester catechin can be hydrolyzed to the slightly weak simple type catechin of bitter taste by tannase; Part catechin is oxidized to theaflavin and thearubigin by catalase.
The amylase activity of rhizopus is higher, can produce organic acid, also produces the Ester of fragrance, is conducive to the formation of black tea stick-slip and mellow quality.
Saccharomycete plays an important role in Pu'er tea quality responses process, can increase effective nutriment of black tea and human body be had to the material of health-care effect, and is conducive to forming the wool fabrics such as black tea is sweet, alcohol, perfume.
The invention has the beneficial effects as follows:
1, black tea is spent not only without agricultural chemicals, pollute without hormone with without chemicals in organic Milan that the present invention makes, pure natural, fragrance of a flower fragrance, free from extraneous odour, there is sweet, the quality such as alcohol, perfume, also there is the dark brown smoothness of black tea Appearance color, endure repeated infusions, soup look red is dense like amber, taste is aromatic sweet refreshing, lubricious good to eat feature, and the feature with the strong fragrant fragrance in Milan, eliminate the musty that black tea is old, drinking for a long time also can gut purge ease constipation and warm stomach nourishing the stomach.
2, zymotic fluid of the present invention can not only shorten the pile-fermentation time greatly, and the black-koji mould added can make the cellulose degradation in tealeaves be glucose, adds the sugariness of tealeaves; Insoluble pectin in tealeaves is converted into soluble pectin, adds the thickness of millet paste; Protein degradation in tealeaves is amino acid, increases the delicate flavour of millet paste; The formation being beneficial to black tea stick-slip and mellow quality of rhizopus; Saccharomycete is conducive to forming the wool fabrics such as black tea is sweet, alcohol, perfume.
3, after Milan flower mixes with tealeaves by the present invention, first pile-fermentation, tealeaves ferments and absorbs the fragrance of Milan flower, tentatively has Milan fragrance of a flower after tea leaf fermentation is completed; Carry out basement flower again, utilize Milan the flowers are in blossom the release of aromatic substance when sending out and first stem tea to the absorption of aromatic substance, one inhales one tells, and make tea flavour, the fragrance of a flower unites two into one, tea aroma is denseer.
4, organic Milan of the present invention spends the preparation method of black tea to adopt secondary fermentation, and make the more thorough of tea leaf fermentation, mouthfeel is dulcification, alcohol, perfume (or spice) more.
Detailed description of the invention
Embodiment 1
Organic Milan spends the preparation method of black tea loose tea to comprise Milan flower harvesting, Milan flower maintenance, pile-fermentation, block-separating and sifting, oven dry, basement flower, secondary fermentation and oven dry, and concrete technical scheme is as follows:
(1) Milan flower is plucked: the Second Year after general plantation is spent in organic Milan just can be plucked, and the previous moon of blooming waters at the root of Milan flower the harmless insecticide that weight concentration is 1%, and the biological pesticide that weight concentration is 1% is watered on the blade face of Milan flower; Select during harvesting bud large, without parasitosis, matter measured organic Milan bud, pluck in 5-7 days when Milan bud starts to tell perfume (or spice), and apply organic fertilizer or mixed organic manure in time afterwards in harvesting, plucked once by every 20-25 days, energy defloration limit, limit go out flower;
(2) Milan flower maintenance: after harvesting, with the large bamboo or wicker basket dress flower of ventilation, does not press during shipment, Milan Hua Dui can not be allowed to generate heat, the indoor fresh Milan bud being placed on 24 ~ 26 DEG C carry out growing flower 1 ~ 2 hour, and open to Milan flower and tell perfume (or spice), Milan flower of harvesting will be finished on the same day;
(3) pile-fermentation: the organic black tea tealeaves after kneading is mixed according to the volume ratio of 10:2 with fresh organic Milan flower, adopt pile-fermentation, zymotic fluid is added in the tidewater that will be humidified by 0.5% of mixing tealeaves total amount, then be evenly sprayed onto on mixing tealeaves, tidewater humidification is 25 ~ 35% to water content of tea, then ferment in fermenting case, fermentation temperature is 35 ~ 55 DEG C, fermentation time is 10 ~ 15 days, in sweat, temperature reaches more than 55 DEG C and will carry out turning, after having fermented, the tealeaves fermented is divided;
(4) block-separating and sifting: the tealeaves fermented is sent in screening machine, the tea deblocking that tealeaves makes fermentation lump through the screening that screening machine is multistage, and Milan flower is screened;
(5) dry: be placed in constant temperature machine by the tealeaves after deblocking and carry out drying, temperature controls at 60 ~ 80 DEG C, after tealeaves dries, water content is 8 ~ 9%;
(6) basement flower: tealeaves and Milan flower are according to the volume ratio of 10:3, pile 10-15 layer by the mode of the stacking of one deck Jasmine one deck tealeaves and carry out basement flower, tealeaves and Milan flower do not mix, tealeaves and fresh Milan flower are put in closed system, circulated by vavuum pump, Milan fragrance of a flower is infiltrated in tealeaves by air-flow, basement is taken time and is controlled at 4 ~ 6 hours, temperature remains on 30 ~ 40 DEG C, continuous 2 ~ 3 basement Milan flower, then takes out, Tumblies Dry 5 ~ 8 minutes, temperature is at 80 ~ 100 DEG C, and after drying, tea moisture content is 5 ~ 6%;
(7) secondary fermentation: the tealeaves through basement flower is put into bamboo basket, is transferred to superposition on the shelf in fermentation plant and puts neat, continue fermentation 20 ~ 30 days at the temperature of 25 ~ 35 DEG C;
(8) dry: put on hot air type drier by the square brick type tea cake after secondary fermentation and dry, bake out temperature is 40 ~ 60 DEG C, 20 ~ 30 minutes time, dries and spends black tea water content to be less than 5% to Milan.
The composition of described harmless insecticide and parts by weight are: the mixture of compound sugar element, caryophyllus oil and surfactant, compound sugar element parts by weight are 50 parts, caryophyllus oil parts by weight are 20 parts, and surfactant parts by weight are 2 parts, are diluted with water 200 times during use.
The material composition of described biological pesticide and parts by weight are: Folium Meliae 20 parts, tassel flower 15 parts, polygonum flaccidum 15 parts, and fruit soak 1 part of washing one's hands, using method is smashed by above-mentioned material, adds 5 ~ 10 times of water, boil half an hour, gets filtrate sprinkling.
Described fermentation broth contents and parts by weight are: black-koji mould 20 parts, 15 parts, saccharomycete and rhizopus 5 parts.
Embodiment 2
Organic Milan spends the preparation method of black tea loose tea to comprise Milan flower harvesting, Milan flower maintenance, pile-fermentation, block-separating and sifting, oven dry, basement flower, secondary fermentation and oven dry, and concrete technical scheme is as follows:
(1) Milan flower is plucked: the Second Year after general plantation is spent in organic Milan just can be plucked, and the previous moon of blooming waters at the root of Milan flower the harmless insecticide that weight concentration is 2%, and the biological pesticide that weight concentration is 1% is watered on the blade face of Milan flower; Select during harvesting bud large, without parasitosis, matter measured organic Milan bud, pluck in 5-7 days when Milan bud starts to tell perfume (or spice), and apply organic fertilizer or mixed organic manure in time afterwards in harvesting, plucked once by every 20-25 days, energy defloration limit, limit go out flower;
(2) Milan flower maintenance: after harvesting, with the large bamboo or wicker basket dress flower of ventilation, does not press during shipment, Milan Hua Dui can not be allowed to generate heat, the indoor fresh Milan bud being placed on 24 ~ 26 DEG C carry out growing flower 1 ~ 2 hour, and open to Milan flower and tell perfume (or spice), Milan flower of harvesting will be finished on the same day;
(3) pile-fermentation: the organic black tea tealeaves after kneading is mixed according to the volume ratio of 10:2 with fresh organic Milan flower, adopt pile-fermentation, zymotic fluid is added in the tidewater that will be humidified by 0.6% of mixing tealeaves total amount, then be evenly sprayed onto on mixing tealeaves, tidewater humidification is 25 ~ 35% to water content of tea, then ferment in fermenting case, fermentation temperature is 35 ~ 55 DEG C, fermentation time is 10 ~ 15 days, in sweat, temperature reaches more than 55 DEG C and will carry out turning, after having fermented, the tealeaves fermented is divided;
(4) block-separating and sifting: the tealeaves fermented is sent in screening machine, the tea deblocking that tealeaves makes fermentation lump through the screening that screening machine is multistage, and Milan flower is screened;
(5) dry: be placed in constant temperature machine by the tealeaves after deblocking and carry out drying, temperature controls at 60 ~ 80 DEG C, after tealeaves dries, water content is 8 ~ 9%;
(6) basement flower: tealeaves and Milan flower are according to the volume ratio of 10:4, pile 10-15 layer by the mode of the stacking of one deck Jasmine one deck tealeaves and carry out basement flower, tealeaves and Milan flower do not mix, tealeaves and fresh Milan flower are put in closed system, circulated by vavuum pump, Milan fragrance of a flower is infiltrated in tealeaves by air-flow, basement is taken time and is controlled at 4 ~ 6 hours, temperature remains on 30 ~ 40 DEG C, continuous 2 ~ 3 basement Milan flower, then takes out, Tumblies Dry 5 ~ 8 minutes, temperature is at 80 ~ 100 DEG C, and after drying, tea moisture content is 5 ~ 6%;
(7) secondary fermentation: the tealeaves through basement flower is put into bamboo basket, is transferred to superposition on the shelf in fermentation plant and puts neat, continue fermentation 20 ~ 30 days at the temperature of 25 ~ 35 DEG C;
(8) dry: put on hot air type drier by the square brick type tea cake after secondary fermentation and dry, bake out temperature is 40 ~ 60 DEG C, 20 ~ 30 minutes time, dries and spends black tea water content to be less than 5% to Milan.
The composition of described harmless insecticide and parts by weight are: the mixture of compound sugar element, caryophyllus oil and surfactant, compound sugar element parts by weight are 54 parts, caryophyllus oil parts by weight are 24 parts, and surfactant parts by weight are 2 parts, are diluted with water 200 times during use.
The material composition of described biological pesticide and parts by weight are: Folium Meliae 24 parts, tassel flower 16 parts, polygonum flaccidum 16 parts, and fruit soak 1 part of washing one's hands, using method is smashed by above-mentioned material, adds 5 ~ 10 times of water, boil half an hour, gets filtrate sprinkling.
Described fermentation broth contents and parts by weight are: black-koji mould 24 parts, 16 parts, saccharomycete and rhizopus 6 parts.
Embodiment 3
Organic Milan spends the preparation method of black tea loose tea to comprise Milan flower harvesting, Milan flower maintenance, pile-fermentation, block-separating and sifting, oven dry, basement flower, secondary fermentation and oven dry, and concrete technical scheme is as follows:
(1) Milan flower is plucked: the Second Year after general plantation is spent in organic Milan just can be plucked, and the previous moon of blooming waters at the root of Milan flower the harmless insecticide that weight concentration is 1%, and the biological pesticide that weight concentration is 2% is watered on the blade face of Milan flower; Select during harvesting bud large, without parasitosis, matter measured organic Milan bud, pluck in 5-7 days when Milan bud starts to tell perfume (or spice), and apply organic fertilizer or mixed organic manure in time afterwards in harvesting, plucked once by every 20-25 days, energy defloration limit, limit go out flower;
(2) Milan flower maintenance: after harvesting, with the large bamboo or wicker basket dress flower of ventilation, does not press during shipment, Milan Hua Dui can not be allowed to generate heat, the indoor fresh Milan bud being placed on 24 ~ 26 DEG C carry out growing flower 1 ~ 2 hour, and open to Milan flower and tell perfume (or spice), Milan flower of harvesting will be finished on the same day;
(3) pile-fermentation: the organic black tea tealeaves after kneading is mixed according to the volume ratio of 10:3 with fresh organic Milan flower, adopt pile-fermentation, zymotic fluid is added in the tidewater that will be humidified by 0.8% of mixing tealeaves total amount, then be evenly sprayed onto on mixing tealeaves, tidewater humidification is 25 ~ 35% to water content of tea, then ferment in fermenting case, fermentation temperature is 35 ~ 55 DEG C, fermentation time is 10 ~ 15 days, in sweat, temperature reaches more than 55 DEG C and will carry out turning, after having fermented, the tealeaves fermented is divided;
(4) block-separating and sifting: the tealeaves fermented is sent in screening machine, the tea deblocking that tealeaves makes fermentation lump through the screening that screening machine is multistage, and Milan flower is screened;
(5) dry: be placed in constant temperature machine by the tealeaves after deblocking and carry out drying, temperature controls at 60 ~ 80 DEG C, after tealeaves dries, water content is 8 ~ 9%;
(6) basement flower: tealeaves and Milan flower are according to the volume ratio of 10:3, pile 10-15 layer by the mode of the stacking of one deck Jasmine one deck tealeaves and carry out basement flower, tealeaves and Milan flower do not mix, tealeaves and fresh Milan flower are put in closed system, circulated by vavuum pump, Milan fragrance of a flower is infiltrated in tealeaves by air-flow, basement is taken time and is controlled at 4 ~ 6 hours, temperature remains on 30 ~ 40 DEG C, continuous 2 ~ 3 basement Milan flower, then takes out, Tumblies Dry 5 ~ 8 minutes, temperature is at 80 ~ 100 DEG C, and after drying, tea moisture content is 5 ~ 6%;
(7) secondary fermentation: the tealeaves through basement flower is put into bamboo basket, is transferred to superposition on the shelf in fermentation plant and puts neat, continue fermentation 20 ~ 30 days at the temperature of 25 ~ 35 DEG C;
(8) dry: put on hot air type drier by the square brick type tea cake after secondary fermentation and dry, bake out temperature is 40 ~ 60 DEG C, 20 ~ 30 minutes time, dries and spends black tea water content to be less than 5% to Milan.
The composition of described harmless insecticide and parts by weight are: the mixture of compound sugar element, caryophyllus oil and surfactant, compound sugar element parts by weight are 58 parts, caryophyllus oil parts by weight are 28 parts, and surfactant parts by weight are 3 parts, are diluted with water 200 times during use.
The material composition of described biological pesticide and parts by weight are: Folium Meliae 28 parts, tassel flower 18 parts, polygonum flaccidum 18 parts, and fruit soak 2 parts of washing one's hands, using method is smashed by above-mentioned material, adds 5 ~ 10 times of water, boil half an hour, gets filtrate sprinkling.
Described fermentation broth contents and parts by weight are: black-koji mould 28 parts, 18 parts, saccharomycete and rhizopus 7 parts.
Embodiment 4
Organic Milan spends the preparation method of black tea loose tea to comprise Milan flower harvesting, Milan flower maintenance, pile-fermentation, block-separating and sifting, oven dry, basement flower, secondary fermentation and oven dry, and concrete technical scheme is as follows:
(1) Milan flower is plucked: the Second Year after general plantation is spent in organic Milan just can be plucked, and the previous moon of blooming waters at the root of Milan flower the harmless insecticide that weight concentration is 2%, and the biological pesticide that weight concentration is 2% is watered on the blade face of Milan flower; Select during harvesting bud large, without parasitosis, matter measured organic Milan bud, pluck in 5-7 days when Milan bud starts to tell perfume (or spice), and apply organic fertilizer or mixed organic manure in time afterwards in harvesting, plucked once by every 20-25 days, energy defloration limit, limit go out flower;
(2) Milan flower maintenance: after harvesting, with the large bamboo or wicker basket dress flower of ventilation, does not press during shipment, Milan Hua Dui can not be allowed to generate heat, the indoor fresh Milan bud being placed on 24 ~ 26 DEG C carry out growing flower 1 ~ 2 hour, and open to Milan flower and tell perfume (or spice), Milan flower of harvesting will be finished on the same day;
(3) pile-fermentation: the organic black tea tealeaves after kneading is mixed according to the volume ratio of 10:3 with fresh organic Milan flower, adopt pile-fermentation, zymotic fluid is added in the tidewater that will be humidified by 1% of mixing tealeaves total amount, then be evenly sprayed onto on mixing tealeaves, tidewater humidification is 25 ~ 35% to water content of tea, then ferment in fermenting case, fermentation temperature is 35 ~ 55 DEG C, fermentation time is 10 ~ 15 days, in sweat, temperature reaches more than 55 DEG C and will carry out turning, after having fermented, the tealeaves fermented is divided;
(4) block-separating and sifting: the tealeaves fermented is sent in screening machine, the tea deblocking that tealeaves makes fermentation lump through the screening that screening machine is multistage, and Milan flower is screened;
(5) dry: be placed in constant temperature machine by the tealeaves after deblocking and carry out drying, temperature controls at 60 ~ 80 DEG C, after tealeaves dries, water content is 8 ~ 9%;
(6) basement flower: tealeaves and Milan flower are according to the volume ratio of 10:4, pile 10-15 layer by the mode of the stacking of one deck Jasmine one deck tealeaves and carry out basement flower, tealeaves and Milan flower do not mix, tealeaves and fresh Milan flower are put in closed system, circulated by vavuum pump, Milan fragrance of a flower is infiltrated in tealeaves by air-flow, basement is taken time and is controlled at 4 ~ 6 hours, temperature remains on 30 ~ 40 DEG C, continuous 2 ~ 3 basement Milan flower, then takes out, Tumblies Dry 5 ~ 8 minutes, temperature is at 80 ~ 100 DEG C, and after drying, tea moisture content is 5 ~ 6%;
(7) secondary fermentation: the tealeaves through basement flower is put into bamboo basket, is transferred to superposition on the shelf in fermentation plant and puts neat, continue fermentation 20 ~ 30 days at the temperature of 25 ~ 35 DEG C;
(8) dry: put on hot air type drier by the square brick type tea cake after secondary fermentation and dry, bake out temperature is 40 ~ 60 DEG C, 20 ~ 30 minutes time, dries and spends black tea water content to be less than 5% to Milan.
The composition of described harmless insecticide and parts by weight are: the mixture of compound sugar element, caryophyllus oil and surfactant, compound sugar element parts by weight are 60 parts, caryophyllus oil parts by weight are 30 parts, and surfactant parts by weight are 3 parts, are diluted with water 200 times during use.
The material composition of described biological pesticide and parts by weight are: Folium Meliae 30 parts, tassel flower 20 parts, polygonum flaccidum 15 ~ 20 parts, and fruit soak 2 parts of washing one's hands, using method is smashed by above-mentioned material, adds 5 ~ 10 times of water, boil half an hour, gets filtrate sprinkling.
Described fermentation broth contents and parts by weight are: black-koji mould 30 parts, 20 parts, saccharomycete and rhizopus 8 parts.