CN106509349A - Decyanation method for cassava leaves - Google Patents
Decyanation method for cassava leaves Download PDFInfo
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- CN106509349A CN106509349A CN201610929665.XA CN201610929665A CN106509349A CN 106509349 A CN106509349 A CN 106509349A CN 201610929665 A CN201610929665 A CN 201610929665A CN 106509349 A CN106509349 A CN 106509349A
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- leaf
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- esculenta crantz
- maninot esculenta
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- 238000007255 decyanation reaction Methods 0.000 title abstract description 55
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 title abstract description 11
- 241000658379 Manihot esculenta subsp. esculenta Species 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- 238000001035 drying Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 abstract description 22
- 240000003183 Manihot esculenta Species 0.000 abstract description 21
- 235000015097 nutrients Nutrition 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 28
- 235000016709 nutrition Nutrition 0.000 description 16
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- 102000004169 proteins and genes Human genes 0.000 description 10
- 108090000623 proteins and genes Proteins 0.000 description 10
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- 238000007605 air drying Methods 0.000 description 7
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- 238000011161 development Methods 0.000 description 4
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- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 2
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- 229930014669 anthocyanidin Natural products 0.000 description 2
- 150000001452 anthocyanidin derivatives Chemical class 0.000 description 2
- 235000008758 anthocyanidins Nutrition 0.000 description 2
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- 229940079593 drug Drugs 0.000 description 1
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- 201000006549 dyspepsia Diseases 0.000 description 1
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- 229930003935 flavonoid Natural products 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
Landscapes
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a decyanation method for cassava leaves. The decyanation method comprises the following steps of (1) performing picking: picking fresh cassava leaves, wherein the cassava leaves are divided into young leaves, immature leaves and old leaves according to maturity; (2) putting the picked leaves obtained in the step (1) into a water bath pot loaded with water, enabling the cassava leaves to be immersed in the water, and keeping the water to be at constant temperature and flowing, wherein the amount of the water is 9-11 times of the weight of the cassava leaves, the water bath temperature is 50-70 DEG C, and the water bath time is 5-6 hours; (3) performing drying by airing: taking out the cassava leaves after water bath in the step (2), and performing drying by airing on the taken-out cassava leaves for standby application; and (4) performing drying: baking or airing the cassava leaves after drying by airing in the step (3). According to the decyanation method disclosed by the invention, a water bath decyanation method is adopted, so that main nutrient substances are preserved, 99% decyanation effects can be achieved, the removing efficiency is high, and the quality is safe.
Description
Technical field
The present invention relates to leaf of Maninot esculenta crantz. technical field, more particularly to a kind of leaf of Maninot esculenta crantz. decyanating method.
Background technology
Nowadays, the continuous improvement that people are pursued to living standard, health and the safety of meat are people's common concerns
Focus.China clearly limits cyanide allowable range, wherein China's forage health standard (GB13078- in forage standard
2001) regulation in, tapioca slice cyanide maximum magnitude are 100mg/kg, and in pig and chicken mixed feed, concentrated feed most
Big allowance is 50mg/kg.Cassava leaf meal is not involved with these technical standards, and this is south to be only limitted to due to Maninot esculenta crantz. plantation
Some areas of drug in some provinces, for a long time leaf of Maninot esculenta crantz. fail to obtain the fodder of commercialization and utilize.As China is produced to herding
The progressively attention of industry development, southern farming industry development face the nervous problem lacked with high-quality albumen feedstuff of supply of forage.
Maninot esculenta crantz. is a kind of torrid zone, subtropical zones root crop, starch-containing (28%), fiber (1.9%), fat in its meat tuber
Fat (1.2%) and protein (1.0%), are the main grain rations of world Africa, South America and nearly 700,000,000 people of Southeast Asia Countries,
One of important cereal crops in the world are regarded as by FAO, the impact to world food safety holds the balance.Meanwhile, many researchs
Show, Maninot esculenta crantz. blade contain abundant vitamin C, B1, B2, a great number of elements (such as P, Mg, K and Ca) and trace element (as Mn,
Zn, Fe, Cu) etc., wherein Vc contents 231-482mg/100g FW is the high-quality feed for raising poultry, is also a kind of nutrition vegetable
Dish, just having the Maninot esculenta crantz. fresh leaf of about 50-70 tons to be used for every year in Indonesia ought be for vegetable consumption.It can be seen that, development and utilization leaf of Maninot esculenta crantz. is made
For breeding feed, not only can effectively alleviate albumen feedstuff predicament in short supply, it is also possible to realize recycling for by-product, promotion is followed
The sound development of ring agricultural.
At present, the fodder of leaf of Maninot esculenta crantz. is using use after most drying with blade silage fermentation, leaf extract and blade
Etc. various Land use systems, domesticated animal includes the domestic animals such as laying hen, meat-type duck and live pig, and after raising, the kind of domestic animal is good.But it is existing
Row leaf of Maninot esculenta crantz. decyanation mode haves the shortcomings that following:The time that fermentation mode needs is longer, and blade antioxidant easily loses
It is living, it may have special odor, the quality of blade is greatly reduced, its drying temperature is higher, overlong time, big energy-consuming, and after processing
Maninot esculenta crantz. blade cyanide residual it is many, decyanation rate is low, and its Major Nutrient material stream is lost excessively.
The content of the invention
In view of this, the invention provides a kind of leaf of Maninot esculenta crantz. decyanating method, solves Maninot esculenta crantz. blade cyanide content exceeded, existing
There is decyanation mode to cause the loss of leaf of Maninot esculenta crantz. Major Nutrient material and the too high problem that consumes energy.
The technological means that the present invention is adopted are as follows：A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Fresh leaf of Maninot esculenta crantz. is plucked, the leaf of Maninot esculenta crantz. is divided into tender leaf, The Immature Leaves, old leaf according to Maturity,
It is tender leaf from the 1st～4 leaf of Maninot esculenta crantz. of Manihot Esculenta few top, the 5th～8 leaf of Maninot esculenta crantz. is The Immature Leaves, the 9th and following wood
Potato leaf is old leaf, i.e., positioned at Manihot Esculenta upper strata, the The Immature Leaves are located at plant middle level to described tender leaf, and the old leaf is located at plants
Zhu Zhong lower floors；
(2) water-bath：The leaf of Maninot esculenta crantz. of step (1) is put in the water-bath equipped with water, water logging there is not leaf of Maninot esculenta crantz., keeps water permanent
Temperature, flowing, the water yield are 9～11 times of leaf of Maninot esculenta crantz. weight, and bath temperature is 50～70 DEG C, and water bath time is 4～6 hours；
(3) dry：By after step (2) water-bath leaf of Maninot esculenta crantz. take out, be placed at shady and cool ventilation dry it is standby.
(4) it is dried：Leaf of Maninot esculenta crantz. after drying to step (3) carries out 70 DEG C of forced air dryings more than 24 hours or outdoor is shakeout and dried in the air
Solarization is dried for more than 48 hours.
Preferably, the bath temperature of the tender leaf, The Immature Leaves and old leaf is 70 DEG C.
Preferably, the water bath time of the tender leaf is 5 hours.
Preferably, the water bath time of the The Immature Leaves and old leaf is 6 hours.
Preferably, the water yield is 10 times of leaf of Maninot esculenta crantz. weight.
Preferably, tender leaf water-bath 4 hours under the conditions of bath temperature is for 70 DEG C.
Preferably, the The Immature Leaves or old leaf water-bath 5 hours under the conditions of bath temperature is for 70 DEG C.
Preferably, tender leaf water bath time under the conditions of 70 DEG C is 5 hours.
Preferably, The Immature Leaves water bath time under the conditions of 70 DEG C is 6 hours.
Preferably, old leaf water bath time under the conditions of 50 DEG C is 6 hours.
Using a kind of leaf of Maninot esculenta crantz. decyanating method provided by the present invention, using water-bath decyanating method, arranging bath temperature is
50～70 DEG C, water bath time is 4～6 hours, and leaf of Maninot esculenta crantz. Major Nutrient material can be saved from damage substantially, and pole substantially reduces Maninot esculenta crantz. blade
Cyanide content, decyanation rate are up to 99%, and elimination efficiency is higher.It is 50～70 DEG C that the present invention arranges bath temperature, condition temperature
Be conducive to protecting the glucosidase in leaf of Maninot esculenta crantz., promote decyanation, and control water bath time, further improve decyanation rate.This
The safety of invention guaranteed quality, this method can be adapted to scale also production application, and simple to operate easy to learn, processing procedure is controllable, weight
Renaturation is good, can preferably keep the stability of materials quality.Can be according to the product of the different purposes of present invention exploitation including swollen
Relieving dyspepsia product, crude protein feed and extract etc..And the present invention adopts light easy processing mode, decyanation process energy is reduced
Consumption, energy-conserving and environment-protective.Meanwhile, the present invention arranges preferred bath temperature and time for the blade of differing maturity, with more certain
Selectivity, be conducive to further improving CN-Elimination effect.
In addition, carry out drying after water-bath, 70 DEG C of dryings or dry, original anthocyanidin in blade, Huang can be preferably preserved
The nutrition such as letones and protein and active substance, whole processing procedure meet country without any color fixative and preservative
Food safety and sanitation standard, is a kind of one of green, organic raw-food material.
Specific embodiment
Hereinafter the principle and feature of the present invention are described, illustrated embodiment is served only for explaining the present invention, is not intended to
Limit the scope of the present invention.
Embodiment 1
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the 2nd, 3,4, upper strata of Manihot Esculenta tender leaf；
(2) water-bath：The tender leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not tender leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of tender leaf weight, and bath temperature is 50 DEG C, and water bath time is 5 hours；
(3) dry：Tender leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Tender leaf placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, preserves after drying.
Embodiment 2
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the tender leaf on the 2nd, 3,4, Manihot Esculenta upper strata；
(2) water-bath：The tender leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not tender leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of tender leaf weight, and bath temperature is 70 DEG C, and water bath time is 4 hours；
(3) dry：Tender leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Tender leaf after step (3) is dried carries out 70 DEG C of forced air dryings 24 hours, preserves after air-drying.
Embodiment 3
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the The Immature Leaves in the 5th, 6,7, Manihot Esculenta middle level；
(2) water-bath：The The Immature Leaves of step (1) are put in the thermostat water bath equipped with thermostatted water, water logging there is not immaturity
Leaf, keeps water termostat, flowing, and the water yield is 10 times of The Immature Leaves weight, and bath temperature is 50 DEG C, and water bath time is 6 hours；
(3) dry：The Immature Leaves after step (2) water-bath are taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：The Immature Leaves after step (3) is dried carry out 70 DEG C of forced air dryings 24 hours, preserve after air-drying.
Embodiment 4
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the The Immature Leaves in the 5th, 6,7, Manihot Esculenta middle level；
(2) water-bath：The The Immature Leaves of step (1) are put in the thermostat water bath equipped with thermostatted water, water logging there is not immaturity
Leaf, keeps water termostat, flowing, and the water yield is 10 times of The Immature Leaves weight, and bath temperature is 70 DEG C, and water bath time is 6 hours；
(3) dry：The Immature Leaves after step (2) water-bath are taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：The Immature Leaves placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, protects after drying
Deposit.
Embodiment 5
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the old leaf of Manihot Esculenta lower floor the 9th, 10,11；
(2) water-bath：The old leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not old leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of old leaf weight, and bath temperature is 50 DEG C, and water bath time is 5 hours；
(3) dry：Old leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Old leaf placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, preserves after drying.
Embodiment 6
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the old leaf of Manihot Esculenta lower floor the 9th, 10,11；
(2) water-bath：The old leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not old leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of old leaf weight, and bath temperature is 70 DEG C, and water bath time is 6 hours；
(3) dry：Old leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Old leaf after step (3) is dried is placed and carries out 70 DEG C of forced air dryings 24 hours, is preserved after air-drying.
The decyanation effect of 1 embodiment 1～6 of table
By upper table, embodiment 1～6 shows, Maninot esculenta crantz. tender leaf, The Immature Leaves, amount containing cyanogen is relatively low after the decyanation of old leaf, realizes wood
Potato tender leaf, The Immature Leaves, the decyanation purpose of old leaf, and decyanation rate is up to 99.10%.
Embodiment 7～11 adopts following steps, arranges different bath temperatures, for bath temperature to tender leaf decyanation effect
Impact is studied
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the tender leaf on the 2nd, 3,4, Manihot Esculenta upper strata；
(2) water-bath：The tender leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not tender leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of tender leaf weight, and bath temperature is 40～80 DEG C, and water bath time is 4 hours；
(3) dry：Tender leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Tender leaf placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, preserves after drying.
Research of 2 bath temperature of table to tender leaf decyanation influential effect
By upper table, it can be seen that bath temperature is 40 DEG C, and tender leaf nutritional labeling protein is saved from damage substantially, but after decyanation, contain cyanogen
Amount is still higher；Bath temperature is 80 DEG C, tender leaf nutritional labeling protein losses more than 20%；Bath temperature is 50 DEG C～70 DEG C,
Nutritional labeling is saved from damage substantially, and after decyanation, amount containing cyanogen is low, realizes Maninot esculenta crantz. tender leaf decyanation purpose.Generally, 70 DEG C of water-baths, 4 hours Maninot esculenta crantz.s
Tender leaf decyanation effect is preferable.
Embodiment 12～16 adopts following steps, arranges different bath temperatures, de- to The Immature Leaves for bath temperature
Cyanogen influential effect is studied
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the The Immature Leaves in the 5th, 6,7, Manihot Esculenta middle level；
(2) water-bath：The The Immature Leaves of step (1) are put in the thermostat water bath equipped with thermostatted water, water logging there is not immaturity
Leaf, keeps water termostat, flowing, and the water yield is 10 times of The Immature Leaves weight, and bath temperature is 40～80 DEG C, and water bath time is 5 little
When；
(3) dry：The Immature Leaves after step (2) water-bath are taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：The Immature Leaves placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, protects after drying
Deposit.
Research of 3 bath temperature of table to The Immature Leaves decyanation influential effect
By upper table, it can be seen that bath temperature is 40 DEG C, and The Immature Leaves nutritional labeling crude protein is saved from damage substantially, but after decyanation
Amount containing cyanogen is still higher；Bath temperature is 80 DEG C, and The Immature Leaves nutrient loss is more, and compared with 40 DEG C are processed, loss reaches
46.56%；Bath temperature is 50 DEG C～70 DEG C, and nutritional labeling is saved from damage substantially, and after decyanation, amount containing cyanogen is low, realizes Maninot esculenta crantz. The Immature Leaves
Decyanation purpose.Generally, bath temperature is 70 DEG C for the treatment of conditions, Maninot esculenta crantz. The Immature Leaves decyanation best results.
Embodiment 17～21 adopts following steps, arranges different bath temperatures, old leaf decyanation is imitated for bath temperature
Fruit affects to be studied
A kind of leaf of Maninot esculenta crantz. decyanating method, comprises the following steps：
(1) pluck:Pluck the old leaf of Manihot Esculenta lower floor the 9th, 10,11；
(2) water-bath：The old leaf of step (1) is put in the thermostat water bath equipped with thermostatted water, water logging there is not old leaf, keeps water
Constant temperature, flowing, the water yield are 10 times of old leaf weight, and bath temperature is 40～80 DEG C, and water bath time is 5 hours；
(3) dry：Old leaf after step (2) water-bath is taken out, placement ventilation, the place of drying are dried standby；
(4) it is dried：Old leaf placement outdoor after step (3) is dried is shakeout dry in the sun and is dried for 48 hours, preserves after drying.
Research of 4 bath temperature of table to old leaf decyanation influential effect
By upper table, it can be seen that bath temperature is 40 DEG C, and old leaf nutritional labeling protein is saved from damage substantially, but after decyanation, contain cyanogen
Amount is still higher；Bath temperature is 80 DEG C, and after old leaf decyanation, amount containing cyanogen is low, but its nutritional labeling protein-loss is more, is 40
Under the conditions of DEG C 95.3%；Bath temperature is 50 DEG C～70 DEG C, and nutritional labeling is saved from damage substantially, and after decyanation, amount containing cyanogen is low, realizes wood
Potato old leaf decyanation purpose and the original leaf quality of preservation.Wherein, bath temperature is 70 DEG C, and Maninot esculenta crantz. old leaf decyanation effect is relatively
It is good.
The step of embodiment 22～25 is according to embodiment 2, arrange different water bath times, de- to tender leaf for water bath time
Cyanogen influential effect is studied
Research of 5 water bath time of table to tender leaf decyanation influential effect
It is above-mentioned test result indicate that, water-bath 4～7 hours under the conditions of 70 DEG C, tender leaf nutritional labeling protein are saved from damage substantially, and
Decyanation rate conformance with standard, but 7 hours decyanation effects and be more or less the same for 6 hours, based on the saving of the energy, under the conditions of 70 DEG C during water-bath
Between 4～6 hours be preferred scope.Generally, 70 DEG C of water bath times are 5 hours, decyanation effect preferably, and nutrient loss compared with
Lack, i.e. Maninot esculenta crantz. tender leaf decyanation best results.
The step of embodiment 26～29 is according to embodiment 4, arrange different water bath times, for water bath time to immaturity
Leaf decyanation influential effect is studied
Research of 6 water bath time of table to The Immature Leaves decyanation influential effect
It is above-mentioned test result indicate that, water-bath 4～6 hours under the conditions of 70 DEG C, The Immature Leaves nutritional labeling protein are protected substantially
Entirely, and decyanation rate is high；Water bath time is 7 hours, and after decyanation, amount containing cyanogen is low, but nutrient loss is relatively more.Generally, 70
DEG C water bath time is 6 hours, Maninot esculenta crantz. The Immature Leaves decyanation best results.
The step of embodiment 30～33 is according to embodiment 5, arrange different water bath times, de- to old leaf for water bath time
Cyanogen influential effect is studied
Research of 7 water bath time of table to old leaf decyanation influential effect
It is above-mentioned test result indicate that, under the conditions of 50 DEG C, 4～6 hours old leaf nutritional labeling protein of water bath time is protected substantially
Entirely, and decyanation rate conformance with standard.Wherein, water bath time is 4～5 hours, and old leaf nutritional labeling protein is saved from damage substantially, but decyanation
Amount containing cyanogen is relatively higher afterwards, and decyanation effect is not relatively good enough；Water bath time is 7 hours, and after decyanation, amount containing cyanogen is low, but nutritional labeling stream
Lose more.Generally, 50 DEG C of water bath times are 6 hours, Maninot esculenta crantz. old leaf decyanation best results.
In sum, using a kind of leaf of Maninot esculenta crantz. decyanating method provided by the present invention, using water-bath decyanating method, water is set
Bath temperature is 50～70 DEG C, and water bath time is 4～6 hours, and blade is preserved from substantially, and leaf of Maninot esculenta crantz. Major Nutrient material substantially may be used
To save from damage, reduce Maninot esculenta crantz. blade cyanide content, can reach 99% decyanation effect in 4～6 hours, elimination efficiency compared with
It is high.Contain substantial amounts of cyanogenic glycoside in leaf of Maninot esculenta crantz., mainly have amygdaloside and a lotaustralin, wherein to account for 97% left for amygdaloside
The right side, under the conditions of 50～70 DEG C of water-bath, amygdaloside can generate CN Jing after the hydrolyzation catalysis of beta-glucosidase-, it is the enzymatic
The rate-limiting enzyme of reaction；More than the 75 DEG C activity that can reduce beta-glucosidase, cause the amygdaloside in blade will be unable to thorough
Bottom water solution, causes the cyanogenic glycoside for remaining to produce.It is 50～70 DEG C that the present invention arranges bath temperature, mild condition, is conducive to protecting
Glucosidase in shield leaf of Maninot esculenta crantz., promotes decyanation, and controls water bath time, further improves decyanation rate.In addition, water-bath is laggard
Row dries, 70 DEG C of dryings or dries, and can preferably preserve the nutrition such as original anthocyanidin in blade, Flavonoid substances and protein
And active substance, whole processing procedure meets state food safety and sanitation standard without any color fixative and preservative, is a kind of
One of green, organic raw-food material.The safety of guaranteed quality of the present invention, this method can be adapted to scale also production application, operation
Easy to learn, processing procedure is controllable, reproducible, can preferably keep the stability of materials quality.Can be according to this
The product of bright exploitation difference purposes, including puffed food, crude protein feed and extract etc..And the present invention is using light simple
Processing mode, reduce decyanation process energy consumption, energy-conserving and environment-protective.In addition, the present invention arranges preferred for the blade of differing maturity
Bath temperature and time, with more certain selectivity, be conducive to further improving CN-Elimination effect.
Presently preferred embodiments of the present invention is the foregoing is only, not to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvements done etc. are should be included within the scope of protection of the invention.
Claims (10)
1. a kind of leaf of Maninot esculenta crantz. decyanating method, it is characterised in that comprise the following steps：
(1) pluck:Fresh leaf of Maninot esculenta crantz. is plucked, the leaf of Maninot esculenta crantz. is divided into tender leaf, The Immature Leaves and old leaf according to Maturity；
(2) water-bath：The leaf of Maninot esculenta crantz. of step (1) is put in the water-bath equipped with water, water logging there is not leaf of Maninot esculenta crantz., keeps water termostat, stream
Dynamic, the water yield is 9～11 times of leaf of Maninot esculenta crantz. weight, and bath temperature is 50～70 DEG C, and water bath time is 4～6 hours；
(3) dry：Leaf of Maninot esculenta crantz. after step (2) water-bath is taken out, is dried standby；
(4) it is dried：Leaf of Maninot esculenta crantz. after drying to step (3) is dried or is dried.
2. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the tender leaf, The Immature Leaves and old
The bath temperature of leaf is 70 DEG C.
3. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the water bath time of the tender leaf is 5
Hour.
4. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the water of the The Immature Leaves and old leaf
The bath time is 6 hours.
5. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the water yield is leaf of Maninot esculenta crantz. weight
10 times.
6. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the tender leaf is 70 in bath temperature
Water-bath 4 hours under the conditions of DEG C.
7. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the The Immature Leaves or old leaf are in water
Bath temperature is water-bath under the conditions of 70 DEG C 5 hours.
8. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that tender leaf water under the conditions of 70 DEG C
The bath time is 5 hours.
9. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the The Immature Leaves are in 70 DEG C of conditions
Lower water bath time is 6 hours.
10. a kind of leaf of Maninot esculenta crantz. decyanating method according to claim 1, it is characterised in that the old leaf is under the conditions of 50 DEG C
Water bath time is 6 hours.
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| CN201610929665.XA CN106509349A (en) | 2016-10-31 | 2016-10-31 | Decyanation method for cassava leaves |
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| CN201610929665.XA CN106509349A (en) | 2016-10-31 | 2016-10-31 | Decyanation method for cassava leaves |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107400150A (en) * | 2017-08-16 | 2017-11-28 | 黄山市歙县绿色三潭枇杷生物科技有限公司 | A kind of method that amarogentin is extracted from loquat seed |
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| CN103859365A (en) * | 2014-03-24 | 2014-06-18 | 广西大学 | Non-boiled fresh cassava-cassava leaf juice and preparation method thereof |
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| CN103859365A (en) * | 2014-03-24 | 2014-06-18 | 广西大学 | Non-boiled fresh cassava-cassava leaf juice and preparation method thereof |
| CN104938785A (en) * | 2015-06-30 | 2015-09-30 | 广东恒兴饲料实业股份有限公司 | Producing and processing method of low-toxic cassava slice used for feed |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107400150A (en) * | 2017-08-16 | 2017-11-28 | 黄山市歙县绿色三潭枇杷生物科技有限公司 | A kind of method that amarogentin is extracted from loquat seed |
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