CN101496478B - Method for rapidly obtaining magnolia bark raw material with high content of magnolol - Google Patents
Method for rapidly obtaining magnolia bark raw material with high content of magnolol Download PDFInfo
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- CN101496478B CN101496478B CN2009100427720A CN200910042772A CN101496478B CN 101496478 B CN101496478 B CN 101496478B CN 2009100427720 A CN2009100427720 A CN 2009100427720A CN 200910042772 A CN200910042772 A CN 200910042772A CN 101496478 B CN101496478 B CN 101496478B
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Abstract
The invention discloses a method for rapid acquisition of a high phenol magnolia raw material. The root of a young magnolia plant with the age of 2 to 5 years is harvested as a raw material of the industrial production for total magnolol and officinal magnolia. The method has a high land use rate, quick effect, high annual yield of magnolia total phenol for a unit area, and high magnolia total phenol content in the magnolia raw material. The investment has a quick effect and farmers have high enthusiasm in planting. The method facilitates the large-scale standardized production of the officinal magnolia, and promotes the rapid development of relevant industries taking the officinal magnolia as the raw material.
Description
Technical field
The present invention relates to a kind ofly in the growth cycle of plant, obtain the method for high total phenol magnolia bark raw material quickly and efficiently.
Technical background
The bark of official magnolia is China's tradition medicinal material, included by the Pharmacopoeia of the People's Republic of China, be dry dry hide, Gen Pi and the branch skin of the Magnoliacea plant bark of official magnolia (Magnolia officinalis Rehd.et Wils.) or Magnolia bilola (Magnolia officinalisRehd.et Wils.var.biloba Rehd.et Wils.).It is used to the digestive organs illness since ancient times, and does calm and the nervous medicine of alleviation skeletal muscle.The bark of official magnolia is high megaphanerophyte, and more the nice and cool humid climate of happiness is grown in and loosens fertile, as to be rich in humus neutrality to slightly acidic folder sandy soil, and it grows in the mountain area about 800～1700 meters, after the low usually height above sea level of artificial cultivation is grown seedlings, transplants in the intermediate altitude area.At present, the bark of official magnolia provinces and regions such as Sichuan, Hubei, Chongqing that mainly distribute, Shaanxi, Gansu also have.Magnolia bilola happiness warm and moist weather grows in the place of height above sea level more than 600 meters.Artificial cultivation is many usually with seminal propagation, and the transplanting of growing seedlings is distributed in East China and each province, Central China.Cultivate the more provinces such as Zhejiang, Sichuan, Fujian, Hunan, Shaanxi, Guizhou that have.
Gather approach and medication of the tradition of the bark of official magnolia at present mainly is 15 dry hide, Gen Pi and the skin of giving birth to the above barks of official magnolia and Magnolia bilola of gathering, and gather the bark of official magnolia more than the life in 10 years of some areas is also arranged.Mainly contain multiple phenols active ingredients such as magnolol and honokiol in the bark of official magnolia, modern study shows that magnolia bark total-phenol has the excellent development application prospect at aspects such as antibacterial daily chemical products, cosmetics, autonomic drugs.Magnolia bark raw material has become a focus, therefore also can get more and more to the magnolia medicament demand; Yet as the bark of official magnolia of national two class protective plants, its scarcity of resources.This disparities between supply and demand have only by artificial cultivation with change traditional route of administration and picking methods and solve.Traditional cultivation and traditional route of administration: traditional bark of official magnolia was generally planted more than 15 years, after the felling, stripped the stem skin, a branch skin is used as medicine, the stem skin be called do Piao, a branch skin claims branch Piao, but a general branch Piao Hanliang does not reach the Chinese Pharmacopoeia standard more than 2%, scarcely is used as medicine.Generally allow butt grow after the regrowth of back, also have small part no longer to plant the bark of official magnolia later on, directly cut out bark of official magnolia root skin and be used as medicine, be referred to as root Piao in felling.Resulting dried Piao, branch Piao, root Piao Jun are more than the life in 15 years.This traditional gather and route of administration exists a lot of drawbacks: 1, crop cycle oversize, generally be more than the life in 15 years; The 2 oversize times and the input of fund have seriously influenced peasant's enthusiasm; 3, the bark of official magnolia of felling growth in 15 years is got its stem skin medication, is easy to cause bark of official magnolia death, and this is a kind of great destruction to wild resource.
Summary of the invention
Purpose of the present invention aims to provide a kind of growth cycle that effectively utilizes bark of official magnolia plant, and the raw material that can effectively stably obtain the content of magnolia bark total-phenol fast provides method.
The objective of the invention is to realize by following manner:
The gather root of plantation bark of official magnolia plant in 2～5 young age is as total magnolol of suitability for industrialized production and medicinal raw material.
The root of described children bark of official magnolia plant in age is especially to refer to the root skin.
Bark of official magnolia plant strain line-spacing in young age in the planting process is between 100cm * 120cm to 30cm * 40cm.
In the planting process young age bark of official magnolia plant planting density at 500～5000 strain/mus.
Especially preferably the gather root skin of plantation bark of official magnolia plant in 3 young age.
Described bark of official magnolia plant is meant the bark of official magnolia or Magnolia bilola.
The root of the children bark of official magnolia plant in age of gathering in the magnolia bark total-phenol content of magnolol and honokiol more than 5%.
The inventor finds that by long term studies the bark of official magnolia total magnolol content of root Pi increase in the period of plantation 1～2 is very fast, increases slowly after the 4th year.Thereby the present invention by the 2-5 growth of gathering young age the bark of official magnolia root and the root skin as the raw material and the medication of obtaining magnolia bark total-phenol, give birth to the root skin of children's bark of official magnolia in age through the content analysis 2-5 that gathers, magnolia bark total-phenol content reaches more than 5%, have up to 10%, be higher than the standard more than 2% of Chinese Pharmacopoeia defined far away.Improve every per mu yield by dense planting, reach the purpose that increases income for the peasant.
Below for the inventor with the 2-5 growth of gathering young age the bark of official magnolia root and the root skin as raw material that obtains magnolia bark total-phenol and medication experimental basis, and adopt the bark of official magnolia plant of having planted 10-20 to obtain contrast experiment's example of magnolia bark total-phenol by original mode.This mode of the present invention inventor especially proposes first, to fast, provides the raw material that obtains magnolia bark total-phenol to have crucial meaning efficiently.
2004 in Guidong County, Hunan Province height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil; Other trees and weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100 kilograms of composite fertilizers for every mu; The plantation nursery stock is annual Magnolia bilola seedling, plants the bark of official magnolia at the beginning of 3 months, selects 50cm * 60cm seeding row spacing, be planting density at 2200 strain/mus, dig dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling is put into ditch by spacing in the rows sequences, from the two bandings soil field planting of ditch, water sufficient normal root water then; Annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 60 kilograms of composite fertilizers; Plant after 3 years, promptly take the 200 strain bark of official magnolia tree roots in 3 years of plantation, after water is rinsed root earth well in November, 2006, strip the root skin, weigh, detect bright root skin magnolol and honokiol content, oven dry below 60 ℃ obtains magnolia bark raw material, weighs, and calculates root skin water content.
Result of implementation: average individual plant produces dried root skin 67.85 grams, and root skin depth Piao total phenol content is 8.32% (meter of giving money as a gift), calculates 149.27 kilograms of per mu yield root skins, 49.76 kilograms of average annual per mu yield root skins, and the total phenol of per mu yield is 12.42 kilograms, the average annual total phenol of per mu yield is 4.14 kilograms.
For confirming the otherness of the product that the present invention and traditional cultivation method obtain, the Magnolia bilola single plant yield in 10,15,20 years of traditional cultivation method plantation is pressed in investigation near experimental field, wherein 10 years get 10 strains, 15,20 years get 5 strains, 10,15 years only strip the stem dry hide, 20 years strip stem dry hide and Gen Pi, claim fresh hide heavy, method according to high effective liquid chromatography for measuring magnolia bark total-phenol in the Chinese Pharmacopoeia detects bright dry hide, root skin magnolol and honokiol content, oven dry below 60 ℃, weigh, calculate dry hide, root skin water content.The gained data see the following form 1, table 2.
Table 1 conventional method plantation 10,15, the 20 annual earnings bark of official magnolia dry hide output and the content (place of production: Guidong)
| The place of production | The plantation time limit | Individual plant dry hide dry weight (kg) | The total magnolol content of dry hide (%) | Dry hide per mu yield (kg) | Average annual dry hide per mu yield (kg) | The total magnolol of dry hide per mu yield (kg) | The average annual total magnolol of dry hide per mu yield (kg) |
| |
10 | 2.31 | 2.41 | 462 | 46.2 | 11.13 | 1.11 |
| Guidong | 15 | 3.12 | 3.18 | 624 | 41.6 | 19.84 | 1.32 |
| Guidong | 20 | 4.63 | 5.68 | 926 | 46.3 | 52.60 | 2.63 |
Remarks: the total magnolol content of dry hide is for getting content after giving money as a gift, dry hide weight is all dried weight, and per mu yield is calculated by every mu of plantation 200 strains.
Table 2 conventional method is planted the 20 annual earnings bark of official magnolia root skin output and the content (place of production: Guidong)
| The place of production | The plantation time limit | Individual plant root skin dry weight (kg) | The total magnolol content of root Pi (%) | Root skin per mu yield (kg) | Average annual root skin per mu yield (kg) | The total magnolol of root skin per mu yield (kg) | The average annual total magnolol of root skin per mu yield (kg) |
| |
20 | 1.06 | 16.79 | 212.00 | 10.60 | 35.59 | 1.78 |
Remarks: the total magnolol content of root Pi is for getting content after giving money as a gift, root tare weight amount is all dried weight, and per mu yield is calculated by every mu of plantation 200 strains.
Fig. 1 is the total magnolol content of the bark of official magnolia plantation 1-20 Pi end of the year (place of production: Guidong)
As can be seen from Figure 1, the bark of official magnolia total phenol in plantation 1-3 is very fast in the root accumulation, from the 1st year 2.57% increase severely by the 3rd year 8.32%, increases subsequently slowly, especially increase after 10 years slower, from the 10th year 13.78 be increased to the 20th year 16.79%.
Fig. 2 is the total magnolol content of the plantation 1-20 magnolia bark raw material (place of production: Guidong)
Remarks: plantation the year is limited to that 1-5 obtains young age bark of official magnolia root skin total magnolol content, be limited in growth plantation year 10,15,20 years be the total magnolol content that adopts the stem dry hide that traditional cultivation method obtains through investigation.
Fig. 3 is the average annual per mu yield magnolia bark raw material of the bark of official magnolia bark of official magnolia plantation 1-20 (place of production: Guidong)
Remarks: plantation year is limited to the root skin that magnolia bark raw material obtained of 1-5, and the magnolia bark raw material that is limited to 10,15,20 years plantation year is the stem dry hide that adopts traditional cultivation method to obtain.
As can be seen from Figure 3, employing is the highest 70.50 kilograms in the average annual per mu yield of plantation the 2nd annual earnings magnolia bark raw material, and follow-up production reduces, this is relevant with the habit of growth of the bark of official magnolia, the bark of official magnolia is at the 3rd year beginning long shoot bar, and is can planting density very high in the 2nd year, makes per mu yield very high; Behind the long shoot bar, planting density reduces significantly, causes average annual per mu yield also to reduce.
Fig. 4 is the total phenol weight of the bark of official magnolia plantation average annual per mu yield of the 1-20 (place of production: Guidong)
Remarks: plantation the year is limited to the total phenol of average annual per mu yield of the bark of official magnolia root skin that 1-5 obtains, plantation the year be limited to 10,15 years be the total phenol of average annual per mu yield that adopts the stem dry hide that traditional cultivation method obtains, 20 years be to adopt stem dry hide that traditional cultivation method obtains and the total phenol of average annual per mu yield of Gen Pi
Table 3, bark of official magnolia traditional cultivation method and the present invention plant output and the content of method for planting in the place of production, Guidong and compare
Compare the inventive method and traditional acquisition methods gained magnolia bark raw material output and content
From Fig. 4 and table 3 as can be known, from planting the 2nd year, the average annual total magnolol output of per mu yield is all greater than gather after 10, the 15 years total magnolol output of average annual per mu yield of dry hide gained of traditional cultivation method plantation, as can be known from Fig. 2, adopt the magnolia bark total-phenol content of gained magnolia bark raw material of the present invention to be higher than (not the considering the root skin) that traditional cultivation method obtains; Adopting the present invention to plant simultaneously to take in 2,3,4,5 years total magnolol output of average annual per mu yield that the root skin obtains and tradition plantation to strip the total magnolol output of average annual per mu yield that dry hide and Gen Pi obtain after 20 years is more or less the same, but crop cycle required for the present invention shortens greatly, drops into also far away little and traditional cultivation method on time and the fund.Relatively adopt the present invention plant 2 years with the average annual root skin per mu yield in 3 years of plantation and average annual magnolia bark total-phenol per mu yield, plantation 2 is higher than plantation 3 years every year, but it is smaller to plant the root in 2 years, the peeling inconvenience, and consider fund of seed usefulness and industrial production cost, think that plantation 3 years was good.
Remarks:
*Kind is the bark of official magnolia, and other is a Magnolia bilola
Therefore, the present invention is decided to be the bark of official magnolia in young age of plantation 2-5 picking time to the bark of official magnolia, and the planting density that plantation was preferably gathered in 2 years is 3300～5000 strain/mus; The planting density that plantation was preferably gathered in 3 years is 2200～3300 strain/mus, and the planting density that plantation was preferably gathered in 4 years is 1500～2200 strain/mus; The planting density that plantation was preferably gathered in 5 years is 500～1500 strain/mus.Be that to gather in 3 years in the plantation of Guidong County, Hunan Province example, planting density are 2200 strain/mus, individual plant produces dried root skin counterpoise 67.85 grams, and total magnolol content is 8.32%, 49.76 kilograms of the average annual dried root skins of per mu yield, 4.14 kilograms of the average annual total magnolols of per mu yield; And local 15 years living bark of official magnolia individual plants produce 3.54 kilograms of dry hides, total magnolol content is 3.31%, planting density is 200 strain/mus, all the per mu yield dry hide is 47.20 kilograms, 1.56 kilograms of the average annual total magnolols of per mu yield, far below dense planting plantation 3 years young age the bark of official magnolia root skin output and content, the present invention obviously is better than the method that obtains of traditional magnolia bark raw material.It is short that the present invention has crop cycle, investment instant effect, land utilization rate height, average annual unit are magnolia bark raw material output height, total magnolol content height, the average annual per mu yield income of peasant advantages of higher.
The present invention also especially preferably adopts the high-density planting mode to improve the biological total amount of unit are, utilize the bark of official magnolia (particularly in the high altitude localities more than 800 meters) suitable planting zone and secondary metabolite-magnolia bark total-phenol in these characteristics of root skin preferred accumulation, root skin to 2-5 is considered from average annual per mu yield, content and three combined factors of the plantation time limit, its cost performance is the highest, thereby obtain with short production cycle, average annual magnolia bark raw material per mu yield height, the magnolia bark raw material that magnolia bark total-phenol output is high especially is advisable to plant 3 years.
Therefore; comprehensively described; the method of the present invention-high phenol magnolia bark raw material of a kind of quick acquisition has the land utilization rate height, and it is fast to produce effects; unit are magnolia bark total-phenol annual production height; the total magnolol content of magnolia bark raw material height, investment instant effect, peasant planting enthusiasm height; help the characteristics of scale, standardized production magnolia medicament, have application, promotional value.
Description of drawings
Total magnolol content trend (place of production: Guidong) of Fig. 1 bark of official magnolia plantation 1-20 skin end of the year.
Fig. 2 plants 1-5 bark of official magnolia root skin in young age and 10-20 magnolia bark total-phenol content compares the (place of production: Guidong).
The average annual per mu yield magnolia bark raw material of Fig. 3 bark of official magnolia plantation 1-20 is the (place of production: Guidong) relatively.
The total phenol weight ratio of Fig. 4 bark of official magnolia plantation average annual per mu yield of 1-20 is the (place of production: Guidong).
Concrete embodiment
Following examples are intended to illustrate the present invention rather than limitation of the invention further.
The concrete standardized planting process of the present invention is as follows:
1) planting site select height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil is advisable;
2) other trees and the weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100～150 kilograms of composite fertilizers for every mu, perhaps 1500 kilograms of farmyard manures;
3) the plantation nursery stock is the annual bark of official magnolia or Magnolia bilola seedling, should select diameter to be advisable the healthy and strong seedling more than 35 centimetres at 0.5 centimetre, plant height;
4) annual nursery stock fallen leaves back to next year can plant the bark of official magnolia by the end of March, according to the plantation time limit, planting site fertility difference, plant and gathered in 2 years during plantation, planting density is 3300～5000 strain/mus; Plant and gathered in 3 years, planting density is 2200～3300 strain/mus, plants and gathers in 4 years, and planting density is 1500～2200 strain/mus; Plant and gathered in 5 years, planting density is 500～1500 strain/mus; Planting density is at 500～5000 strain/mus, digs dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling put into ditch by spacing in the rows sequence, and from the two bandings soil field planting of ditch, waters sufficient normal root water then;
5) annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 50～100 kilograms of composite fertilizers;
6) behind the arrival plantation time limit, behind bark of official magnolia fallen leaves, take tree root, after water is rinsed root earth well, strip the root skin;
7) the root skin after peeling off should be dried (below 60 ℃) as early as possible or be dried.
Concrete test operation:
The concrete plantation and the collecting method of high density plantation test are the same, and the magnolia bark total-phenol content detection is according to high effective liquid chromatography for measuring in the NF.
Be chosen in Guidong County, Hunan Province height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil in 2004; Other trees and weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100 kilograms of composite fertilizers for every mu; Plant annual Magnolia bilola seedling, plant the bark of official magnolia at the beginning of 3 months, select 40cm * 50cm seeding row spacing, be planting density at 3300 strain/mus, dig dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling is put into ditch by spacing in the rows sequences, from the two bandings soil field planting of ditch, water sufficient normal root water then; Annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 80 kilograms of composite fertilizers; Plant after 2 years, promptly take the 200 strain bark of official magnolia tree roots in 2 years of plantation, after water is rinsed root earth well in November, 2005, strip the root skin, weigh, detect bright root skin magnolol and honokiol content, oven dry below 60 ℃ obtains magnolia bark raw material, weighs, and calculates root skin water content.
Result of implementation: average individual plant produces dried root skin 42.73 grams, and root skin depth Piao total phenol content is 6.51% (meter of giving money as a gift), calculates 141.01 kilograms of per mu yield root skins, 70.50 kilograms of average annual per mu yield root skins, and the total phenol of per mu yield is 9.18 kilograms, the average annual total phenol of per mu yield is 4.59 kilograms.
2004 in Guidong County, Hunan Province height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil; Other trees and weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100 kilograms of composite fertilizers for every mu; The plantation nursery stock is the annual bark of official magnolia (Magnolia officinalis Rehd.Et Wils) seedling, plant the bark of official magnolia at the beginning of 3 months, select 50cm * 60cm seeding row spacing, be that planting density is at 2200 strain/mus, dig dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling is put into ditch by spacing in the rows sequence, from the two bandings soil field planting of ditch, water sufficient normal root water then; Annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 60 kilograms of composite fertilizers; Plant after 3 years, promptly take the 200 strain bark of official magnolia tree roots in 3 years of plantation, after water is rinsed root earth well in November, 2006, strip the root skin, weigh, detect bright root skin magnolol and honokiol content, oven dry below 60 ℃ obtains magnolia bark raw material, weighs, and calculates root skin water content.
Result of implementation: average individual plant produces dried root skin 59.74 grams, and root skin depth Piao total phenol content is 9.28% (meter of giving money as a gift), 131.43 kilograms of per mu yield root skins, and 43.81 kilograms of average annual per mu yield root skins, the total phenol of per mu yield is 12.20 kilograms, the average annual total phenol of per mu yield is 4.07 kilograms.
2004 in Guidong County, Hunan Province height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil; Other trees and weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100 kilograms of composite fertilizers for every mu; The plantation nursery stock is annual Magnolia bilola seedling, plants the bark of official magnolia at the beginning of 3 months, selects 60cm * 70cm seeding row spacing, be planting density at 1500 strain/mus, dig dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling is put into ditch by spacing in the rows sequences, from the two bandings soil field planting of ditch, water sufficient normal root water then; Annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 50 kilograms of composite fertilizers; Plant after 4 years, promptly take the 100 strain bark of official magnolia tree roots in 4 years of plantation, after water is rinsed root earth well in November, 2007, strip the root skin, weigh, detect bright root skin magnolol and honokiol content, oven dry below 60 ℃ obtains magnolia bark raw material, weighs, and calculates root skin water content.
Result of implementation: average individual plant produces dried root skin 119.50 grams, and root skin depth Piao total phenol content is 9.35% (meter of giving money as a gift), calculates 179.25 kilograms of per mu yield root skins, 44.81 kilograms of average annual per mu yield root skins, and the total phenol of per mu yield is 116.76 kilograms, the average annual total phenol of per mu yield is 4.19 kilograms.
2004 in Guidong County, Hunan Province height above sea level more than 800 meters, soil property is fertile, drainage condition is good sand soil; Other trees and weeds on stripping a field, the smooth mountain region of physical features dig 0.3 meter wide, 0.2 a meter dark drain ditch every 50 meters, and soil deeptillage in conjunction with ploughing, is executed 100 kilograms of composite fertilizers for every mu; The plantation nursery stock is annual Magnolia bilola seedling, plants the bark of official magnolia at the beginning of 3 months, selects 80cm * 80cm seeding row spacing, be planting density at 1000 strain/mus, dig dark 0.3 meter, wide 0.2 meter ditch by line-spacing, bark of official magnolia sapling is put into ditch by spacing in the rows sequences, from the two bandings soil field planting of ditch, water sufficient normal root water then; Annual respectively once intertilling at the beginning of 5 months He at the beginning of 7 months, weeding, topdressing, according to the sapling growing way, impose 50 kilograms of composite fertilizers; Plant after 5 years, promptly take the 100 strain bark of official magnolia tree roots in 5 years of plantation, after water is rinsed root earth well in November, 2008, strip the root skin, weigh, detect bright root skin magnolol and honokiol content, oven dry below 60 ℃ obtains magnolia bark raw material, weighs, and calculates root skin water content.
Result of implementation: average individual plant produces dried root skin 187.51 grams, and root skin depth Piao total phenol content is 10.17% (meter of giving money as a gift), calculates 187.51 kilograms of per mu yield root skins, 37.50 kilograms of average annual per mu yield root skins, and the total phenol of per mu yield is 19.07 kilograms, the average annual total phenol of per mu yield is 3.81 kilograms.
Claims (4)
1. method that obtains fast high total phenol magnolia bark raw material is characterized in that: the root of the plantation 2～5 of gathering bark of official magnolia plant in young age, as total magnolol of suitability for industrialized production and medicinal raw material; Bark of official magnolia plant strain line-spacing in young age in the planting process is between 100cm * 120cm to 30cm * 40cm; In the planting process young age bark of official magnolia plant planting density at 500～5000 strain/mus; Described gather young age bark of official magnolia plant root through super-dry, magnolia bark total-phenol content is more than 5% in the root, wherein magnolia bark total-phenol is to add up to magnolol in the root and honokiol.
2. the method for the high total phenol magnolia bark raw material of a kind of quick acquisition according to claim 1 is characterized in that the root of children bark of official magnolia plant in age is meant the root skin.
3. the method for the high total phenol magnolia bark raw material of a kind of quick acquisition according to claim 1 is characterized in that: the root skin of the plantation 3 of gathering bark of official magnolia plant in young age.
4. according to the high method of phenol magnolia bark raw material always of a kind of quick acquisition of claim 1, it is characterized in that: described bark of official magnolia plant is meant the bark of official magnolia or Magnolia bilola.
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| CN1446785A (en) * | 2003-03-07 | 2003-10-08 | 上海大学 | Method of producing magnolol and honokiol |
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| CN1446785A (en) * | 2003-03-07 | 2003-10-08 | 上海大学 | Method of producing magnolol and honokiol |
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