CN106550731A - Southern lean ground planted Rheum technology - Google Patents
Southern lean ground planted Rheum technology Download PDFInfo
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Abstract
The present invention discloses southern lean ground planted Rheum technology, including selection of land site preparation, propagation method, management method, pest and disease damage and its preventing and treating, harvesting and processing, wherein storage, selection of land site preparation：The soil is porous, well-drained husky earth hillside for choosing；Propagation method：Carry out the technology of seed selection, seed treatment, type of seeding；Management method：Do thinning final singling, middle weeding well, topdress, pluck a kind of sedge, the management work of draining irrigation；Pest and disease damage and its preventing and treating：Root rot, the preventing and treating of ring spot are noted in disease, aphid, the preventing and treating of chafer in insect pest, is noted；Harvesting and processing：Harvest after 2～3 years, root all dug out with rhizome, in being cut into, small pieces, dry or dry；Storage：It is placed at aeration-drying, it is mothproof.
Description
Technical field
The present invention relates to medical material field of planting, espespecially southern lean ground planted Rheum technology.
Background technology
Radix Et Rhizoma Rhei is herbaceos perennial, 1.5～2 meters of whole plant height, and root meat is loose.6～July of florescence, fruiting period 7～8
Month.Radix Et Rhizoma Rhei likes Cold and cool climate, resists cold, avoids high temperature, the wild alpine region in 2000～4000 meters of height above sea level；Family plants many 1400
The mountain area of rice or so；10 degree or so of average temperature of the whole year, 500 millimeters of annual precipitation, relative humidity 50%～70%, frost-free period 90
～130 days.Radix Et Rhizoma Rhei mainly contains Anthraquinones, chrysophanic acid, Radix Et Rhizoma Rhei man, chrysophanol, Aloe Radix Et Rhizoma Rhei man and Radix Et Rhizoma Rhei rope；Cold in nature, taste
Hardship, with the logical intestinal of heat clearing away, removing pathogenic heat from blood and toxic substance from the body, eliminating blood stasis and inducing menstruation.For damp and hot constipation, food stagnation feeling of fullness, dysentery from the beginning of, the stasis of blood close down Jing,
Jaundice due to damp-heat, conjunctival congestion, pharyngeal swelling, traumatic injury etc. are demonstrate,proved, external treatment burn due to hot liquid or fire.Radix Et Rhizoma Rhei likes sunlight, should select sun-drenchedly
Area cultivates, and impeded drainage, waterlogged plot should not be planted, and Radix Et Rhizoma Rhei avoids continuous cropping, needs Jing after 4～5 years to plant again, preferably
With pulse family, gramineous crop crop rotation, or with Radix Codonopsis, Rhizoma Coptidis as front work.Radix Et Rhizoma Rhei seed is easily sprouted, in 15～25 degree of temperature
Under the conditions of, the 100～120% of suitable seed quality moisture is absorbed, up to more than 85%, seed longeivity is 1～2 year to germination percentage.
The requirement of Radix Et Rhizoma Rhei planting conditions is at a relatively high, but by cultivating, also there are results in the not enough area of condition, beneficial to local development.
The content of the invention
Present invention aim at provide southern lean ground planted Rheum technology, the technology is become lean using many seed manure mixed cultures
Patent medicine plant is suitable for fertilely, the environmentally friendly medicine of cultivation administration, the Rheum healthful Chinese crud drug planted out, the utilization nearby of rhubarb medicinal material,
Beneficial to economic development, cure the sickness to save the patient.
Technical proposal that the invention solves the above-mentioned problems, comprises the following steps that：
1. selection of land site preparation：Radix Et Rhizoma Rhei is phreatophyte, and main root can go deep into 30～45 centimetres of soil layer, selection of land so that the soil is porous,
Preferably, preceding crop selects Semen Maydiss or Rhizoma Solani tuber osi to well-drained husky earth hillside, after results, uses sufficient base manure with reference to deep ploughing is ploughed deeply,
4000～5000 kilograms of every mu of manuring, on dead soil, increases dose, nursery select physical features it is higher, it is in the shade to
Sun, water condition is good, irrigation and drainage it is convenient where, the furrow that 1.2 meters of nursery bedside, it is wide to transplant 1.5～2 meters of the bedding in ground, 20 lis
Meter Gao, surrounding build gutter.
2. propagation method
1. choose seeds：The healthy and strong disease-free plant of more than 3 years is selected as maternal plant of reserving seed for planting, in 5～June Radix Et Rhizoma Rhei bolting, by which
It is fixed, it is to avoid to fracture, mid or late July, during most of fruit ear blackening, cut bennet, dry in the air at shady and cool ventilation after threshing is selected
It is dry, complete seed afterripening effect, seed is preferably then or next year is sowed.
2. seed treatment：Preferably process through accelerating germination before sowing, soak 6～8 hours during seed to be put the warm water of 18～22 degree of people,
Covered with wet cloth after seed soaking, stirred daily 1～2 time, sowed when seed has 1%～2% breach.
3. type of seeding：Radix Et Rhizoma Rhei sowing can be divided into spring sowing or autumn sowing.Sow in spring in 4 months, the last ten-days period, autumn sowing is at August end to September
Just, sow after harvesting；
A. open field live broadcast：Cave is opened by distance between rows and hills 70*70 centimetre in the furrow face for performing, cave is deep 3～4 centimetres, per bunch planting kind 6
～7,2～3 centimetres of earthing, every mu of application rate is 1.5～2 kilograms.
B. culturing and transplanting seedlings：In order to save seed and improve land utilization ratio, or in spring arid, the area of unsuitable direct sowing culture,
Frequently with the mode of culturing and transplanting seedlings.In the whole good laterally trench digging drilling of furrow face seven, 10 cm of line-spacing is uniformly sowed, ditch depth 5
Cm, 2 cm of earthing；Every mu of application rate of drilling is at 4～5 kilograms；After planting water, cover 1 layer of grass to protect
Card ground moistening, emerges, removes immediately and cover grass after emerging for 15 days or so, diligent to remove weeds in field, it is to avoid with seedling fight for nutrient or
Nourish the generation of pest and disease damage；Spring sowing is applied some dilute night soils in May～June and is topdressed, and transplants during 9～10 centimetres of height of seedling；Autumn sowing
Earth up 3～5 centimetres on big HUANGMIAO row in late October, in case seedling is impaired, transplant within the 2nd year, transplanting is preferably carried out at the cloudy day,
Some fertilizers for becoming thoroughly decomposed are applied with reference to site preparation on the plot chosen before transplanting, seedling lateral root is cut off after Seedling is dug out, whole good
Soil on, transplanted for 60*60 centimetre by seeding row spacing, deep 10 cms in cave per 1 plant of cave, cover fine earth, are compacted, pour
Saturating root water.
3. management method
(1) thinning, final singling：The palpus of bunch planting carries out thinning with reference to weeding in the 1st time, stays 2～3 healthy and strong Seedlings, bar per cave
That what is broadcast stays 1 young plant, two weeks or so every 10 centimetres, when Seedling grows to 15 centimetres of high left and right, carries out final singling, only stays 1 plant per cave,
Drilling stays 1 young plant every 45 centimetres.
(2) weeding in：After emerging, except grass is ploughed in starting the 1st time when seedling length is to 5 centimetres, middle weeding 3 times every year,
The principle that implementation tertiary industry is three times, after seedling is grown up, pulls out DACAO；In the ranks plant Semen sojae atricolor, Semen Maydiss, suppress weed growth, the 2nd
To 3 years, the first tenday period of a month in May, weeding mid-July were loosened the soil, and earthed up the root more.
(3) topdress：Radix Et Rhizoma Rhei is happiness fertilizer-plant, in addition to basal dressing, also needs every year to carry out topdressing 2～3 times；In June, the 1st combines
In 3rd time weeding can per mu impose 1500～2000 kilograms of barnyard manure, or 50 kilograms of cake fertilizer, then plus calcium superphosphate 10～20
Kilogram, 10 kilograms of Gasization potassium or ammonium nitrate；Topdress in August for 2nd time, topdress 2～3 times within the 2nd year, respectively at May, 6
The moon, trench digging applied night soil, or 20～30 kilograms of calcium superphosphate in the ranks, and 10～20 kilograms of Gasization potassium is applied rear earthing, watered.
(4) pluck a kind of sedge：Radix Et Rhizoma Rhei starts bolting for 2～3 years and blooms, and can consume substantial amounts of nutrient, and in addition to seed-plot, remaining plant is being taken out
All extract after going out colored a kind of sedge, beating a kind of sedge should be carried out in fine day, the stem for plucking colored a kind of sedge is treaded with soil covering, it is to avoid wound rots.
(5) draining is irrigated：Radix Et Rhizoma Rhei is drought-enduring, fearness is flooded, in addition to must watering, need not be watered when Drought at seedling stage at ordinary times, rainy season, and
When exclude field ponding, otherwise easily rotten.
4. pest and disease damage and its preventing and treating
(1) disease
1. root rot：The Major Diseases of Radix Et Rhizoma Rhei, root of causing harm, rhizome blackening after morbidity, plant are wilted, and last Herb is withered,
It is many to occur at rainy season or high temperature and humidity；Prevention and controls：A. drained the water away after rain in time, Jing often loosens the soil, prevent soil compaction；b.
After plucking a kind of sedge, the wound for plucking a kind of sedge is buried with soil, or is sterilized with lime water；C. pull out diseased plant after falling ill early, autumn collects deadwood
Leaf burns, and reduces pathogenic bacteria source；D. with beans, Rhizoma Solani tuber osi, vegetable, seeding corn and other crops crop rotation；E. period of disease mass fraction
65% 500 times of zineb liquid sprays, 7～10 days 1 time, continuous 3～4 times.
2. ring spot：Mainly cause harm blade, scab subcircular on aggrieved blade, bronzing have concentric wheel stripe, and edge is not obvious,
Close raw pore on scab, when serious, blade is withered；Prevention and controls：Emerge and spray 1: 2: 300 Bordeaux mixture two weeks after.
(2) insect pest
1. aphid is mostly occurred in Seedling Stage, and 6～July causes harm seriously, mainly sucks tender leaf juice, Radix Et Rhizoma Rhei of causing harm growth；Preventing and treating side
Method：The 2000 times of liquid sprinklings of available 50% Aphox.
2. chafer is mainly caused harm blade, stings food blade into hole into, larva, vein is left behind when serious；Prevention and controls：Night
Evening utilizes light trap, or is killed with 90% 000 times of liquid of U.S. song phosphatidase 1 of mass fraction.
5. harvesting and processing
1. harvest：After Radix Et Rhizoma Rhei is planted 2～3 years, harvest when 9～October overground part is all withered, during harvesting, first cut off ground
Upper part, root is all dug out with rhizome.
2. process：By the root and rhizome for digging out, soil and rootlet are removed, rough bark and terminal bud is scraped off, excessive rhizome can be cut into several
Block, cutting into slices for middle or small shape, strings air or the sun or drying with rope, and yield is generally 4000 kilograms or so of per mu yield dried food and nuts.
6. preserve：Put at aeration-drying, it is mothproof.
Beneficial effects of the present invention：By cultivating the rhubarb medicinal material for being adapted to place, the utilization nearby of rhubarb medicinal material is allowed, beneficial to Jing
Ji development, cures the sickness to save the patient；Radix Et Rhizoma Rhei has attacks the effects such as stagnant, clearing away damp-heat, pathogenic fire purging, removing heat from blood, blood stasis dispelling, removing toxic substances.
Specific embodiment
With reference to embodiment, the invention will be further described：
Southern lean ground planted Rheum technology, the technology include selection of land site preparation, propagation method, management method, pest and disease damage and its prevent
Control, harvest and processing, storage, concrete operation step is as follows：
1. selection of land site preparation：Radix Et Rhizoma Rhei is phreatophyte, and main root can go deep into 30～45 centimetres of soil layer, selection of land so that the soil is porous,
Preferably, preceding crop selects Semen Maydiss or Rhizoma Solani tuber osi to well-drained husky earth hillside, after results, uses sufficient base manure with reference to deep ploughing is ploughed deeply,
4000～5000 kilograms of every mu of manuring, on dead soil, increases dose, nursery select physical features it is higher, it is in the shade to
Sun, water condition is good, irrigation and drainage it is convenient where, the furrow that 1.2 meters of nursery bedside, it is wide to transplant 1.5～2 meters of the bedding in ground, 20 lis
Meter Gao, surrounding build gutter.
2. propagation method
1. choose seeds：The healthy and strong disease-free plant of more than 3 years is selected as maternal plant of reserving seed for planting, in 5～June Radix Et Rhizoma Rhei bolting, by which
It is fixed, it is to avoid to fracture, mid or late July, during most of fruit ear blackening, cut bennet, dry in the air at shady and cool ventilation after threshing is selected
It is dry, complete seed afterripening effect, seed is preferably then or next year is sowed.
2. seed treatment：Preferably process through accelerating germination before sowing, soak 6～8 hours during seed to be put the warm water of 18～22 degree of people,
Covered with wet cloth after seed soaking, stirred daily 1～2 time, sowed when seed has 1%～2% breach.
3. type of seeding：Radix Et Rhizoma Rhei sowing can be divided into spring sowing or autumn sowing.Sow in spring in 4 months, the last ten-days period, autumn sowing is at August end to September
Just, sow after harvesting；
A. open field live broadcast：Cave is opened by distance between rows and hills 70*70 centimetre in the furrow face for performing, cave is deep 3～4 centimetres, per bunch planting kind 6
～7,2～3 centimetres of earthing, every mu of application rate is 1.5～2 kilograms.
B. culturing and transplanting seedlings：In order to save seed and improve land utilization ratio, or in spring arid, the area of unsuitable direct sowing culture,
Frequently with the mode of culturing and transplanting seedlings.In the whole good laterally trench digging drilling of furrow face seven, 10 cm of line-spacing is uniformly sowed, ditch depth 5
Cm, 2 cm of earthing；Every mu of application rate of drilling is at 4～5 kilograms；After planting water, cover 1 layer of grass to protect
Card ground moistening, emerges, removes immediately and cover grass after emerging for 15 days or so, diligent to remove weeds in field, it is to avoid with seedling fight for nutrient or
Nourish the generation of pest and disease damage；Spring sowing is applied some dilute night soils in May～June and is topdressed, and transplants during 9～10 centimetres of height of seedling；Autumn sowing
Earth up 3～5 centimetres on big HUANGMIAO row in late October, in case seedling is impaired, transplant within the 2nd year, transplanting is preferably carried out at the cloudy day,
Some fertilizers for becoming thoroughly decomposed are applied with reference to site preparation on the plot chosen before transplanting, seedling lateral root is cut off after Seedling is dug out, whole good
Soil on, transplanted for 60*60 centimetre by seeding row spacing, deep 10 cms in cave per 1 plant of cave, cover fine earth, are compacted, pour
Saturating root water.
3. management method
(1) thinning, final singling：The palpus of bunch planting carries out thinning with reference to weeding in the 1st time, stays 2～3 healthy and strong Seedlings, bar per cave
That what is broadcast stays 1 young plant, two weeks or so every 10 centimetres, when Seedling grows to 15 centimetres of high left and right, carries out final singling, only stays 1 plant per cave,
Drilling stays 1 young plant every 45 centimetres.
(2) weeding in：After emerging, except grass is ploughed in starting the 1st time when seedling length is to 5 centimetres, middle weeding 3 times every year,
The principle that implementation tertiary industry is three times, after seedling is grown up, pulls out DACAO；In the ranks plant Semen sojae atricolor, Semen Maydiss, suppress weed growth, the 2nd
To 3 years, the first tenday period of a month in May, weeding mid-July were loosened the soil, and earthed up the root more.
(3) topdress：Radix Et Rhizoma Rhei is happiness fertilizer-plant, in addition to basal dressing, also needs every year to carry out topdressing 2～3 times；In June, the 1st combines
In 3rd time weeding can per mu impose 1500～2000 kilograms of barnyard manure, or 50 kilograms of cake fertilizer, then plus calcium superphosphate 10～20
Kilogram, 10 kilograms of Gasization potassium or ammonium nitrate；Topdress in August for 2nd time, topdress 2～3 times within the 2nd year, respectively at May, 6
The moon, trench digging applied night soil, or 20～30 kilograms of calcium superphosphate in the ranks, and 10～20 kilograms of Gasization potassium is applied rear earthing, watered.
(4) pluck a kind of sedge：Radix Et Rhizoma Rhei starts bolting for 2～3 years and blooms, and can consume substantial amounts of nutrient, and in addition to seed-plot, remaining plant is being taken out
All extract after going out colored a kind of sedge, beating a kind of sedge should be carried out in fine day, the stem for plucking colored a kind of sedge is treaded with soil covering, it is to avoid wound rots.
(5) draining is irrigated：Radix Et Rhizoma Rhei is drought-enduring, fearness is flooded, in addition to must watering, need not be watered when Drought at seedling stage at ordinary times, rainy season, and
When exclude field ponding, otherwise easily rotten.
4. pest and disease damage and its preventing and treating
(1) disease
1. root rot：The Major Diseases of Radix Et Rhizoma Rhei, root of causing harm, rhizome blackening after morbidity, plant are wilted, and last Herb is withered,
It is many to occur at rainy season or high temperature and humidity；Prevention and controls：A. drained the water away after rain in time, Jing often loosens the soil, prevent soil compaction；b.
After plucking a kind of sedge, the wound for plucking a kind of sedge is buried with soil, or is sterilized with lime water；C. pull out diseased plant after falling ill early, autumn collects deadwood
Leaf burns, and reduces pathogenic bacteria source；D. with beans, Rhizoma Solani tuber osi, vegetable, seeding corn and other crops crop rotation；E. period of disease mass fraction
65% 500 times of zineb liquid sprays, 7～10 days 1 time, continuous 3～4 times.
2. ring spot：Mainly cause harm blade, scab subcircular on aggrieved blade, bronzing have concentric wheel stripe, and edge is not obvious,
Close raw pore on scab, when serious, blade is withered；Prevention and controls：Emerge and spray 1: 2: 300 Bordeaux mixture two weeks after.
(2) insect pest
1. aphid is mostly occurred in Seedling Stage, and 6～July causes harm seriously, mainly sucks tender leaf juice, Radix Et Rhizoma Rhei of causing harm growth；Preventing and treating
Method：The 2000 times of liquid sprinklings of available 50% Aphox.
2. chafer is mainly caused harm blade, stings food blade into hole into, larva, vein is left behind when serious；Prevention and controls：
Night utilizes light trap, or is killed with 90% 000 times of liquid of U.S. song phosphatidase 1 of mass fraction.
5. meter receipts and processing
1. harvest：After Radix Et Rhizoma Rhei is planted 2～3 years, harvest when 9～October overground part is all withered, during harvesting, first cut off ground
Upper part, root is all dug out with rhizome.
2. process：By the root and rhizome for digging out, soil and rootlet are removed, rough bark and terminal bud is scraped off, excessive rhizome can be cut into several
Block, cutting into slices for middle or small shape, strings air or the sun or drying with rope, and yield is generally 4000 kilograms or so of per mu yield dried food and nuts.
6. preserve：Put at aeration-drying, it is mothproof.
Claims (1)
1. southern lean ground planted Rheum technology, it is characterised in that：Selection of land site preparation, propagation method, management method, pest and disease damage and its
Preventing and treating, harvesting and processing, storage, concrete operation step are as follows：
One. selection of land site preparation：Radix Et Rhizoma Rhei is phreatophyte, and main root can go deep into 30～45 centimetres of soil layer, and selection of land is so that the soil is porous, draining is good
Preferably, preceding crop selection Semen Maydiss or Rhizoma Solani tuber osi, after results, use sufficient base manure with reference to deep ploughing is ploughed deeply to good husky earth hillside, per mu
4000～5000 kilograms of manuring, on dead soil, increases dose, nursery select physical features it is higher, it is in the shade on the sunny side,
Water condition is good, irrigation and drainage it is convenient where, the furrow that 1.2 meters of nursery bedside transplant that 1.5～2 meters of the bedding in ground is wide, and 20 centimetres are high,
Surrounding builds gutter；
Two. propagation method
1. choose seeds：The healthy and strong disease-free plant of more than 3 years is selected as maternal plant of reserving seed for planting, in 5～June Radix Et Rhizoma Rhei bolting, by which
It is fixed, it is to avoid to fracture, mid or late July, during most of fruit ear blackening, cut bennet, dry in the air at shady and cool ventilation after threshing is selected
It is dry, complete seed afterripening effect, seed is preferably then or next year is sowed；
2. seed treatment：Preferably process through accelerating germination before sowing, soak 6～8 hours during seed to be put the warm water of 18～22 degree of people,
Covered with wet cloth after seed soaking, stirred daily 1～2 time, sowed when seed has 1%～2% breach；
3. type of seeding：Radix Et Rhizoma Rhei sowing can be divided into spring sowing or autumn sowing.Sow in spring in 4 months, the last ten-days period, autumn sowing is at August end to September
Just, sow after harvesting；
A. open field live broadcast：Cave is opened by distance between rows and hills 70*70 centimetre in the furrow face for performing, cave is deep 3～4 centimetres, per bunch planting kind 6
～7,2～3 centimetres of earthing, every mu of application rate is 1.5～2 kilograms；
B. culturing and transplanting seedlings：In order to save seed and improve land utilization ratio, or in spring arid, the area of unsuitable direct sowing culture,
Frequently with the mode of culturing and transplanting seedlings.In the whole good laterally trench digging drilling of furrow face seven, 10 cm of line-spacing is uniformly sowed, ditch depth 5
Cm, 2 cm of earthing；Every mu of application rate of drilling is at 4～5 kilograms；After planting water, cover 1 layer of grass to protect
Card ground moistening, emerges, removes immediately and cover grass after emerging for 15 days or so, diligent to remove weeds in field, it is to avoid with seedling fight for nutrient or
Nourish the generation of pest and disease damage；Spring sowing is applied some dilute night soils in May～June and is topdressed, and transplants during 9～10 centimetres of height of seedling；Autumn sowing
Earth up 3～5 centimetres on big HUANGMIAO row in late October, in case seedling is impaired, transplant within the 2nd year, transplanting is preferably carried out at the cloudy day,
Some fertilizers for becoming thoroughly decomposed are applied with reference to site preparation on the plot chosen before transplanting, seedling lateral root is cut off after Seedling is dug out, whole good
Soil on, transplanted for 60*60 centimetre by seeding row spacing, deep 10 cms in cave per 1 plant of cave, cover fine earth, are compacted, pour
Saturating root water；
Three. management method
(1) thinning, final singling：The palpus of bunch planting carries out thinning with reference to weeding in the 1st time, stays 2～3 healthy and strong Seedlings, bar per cave
That what is broadcast stays 1 young plant, two weeks or so every 10 centimetres, when Seedling grows to 15 centimetres of high left and right, carries out final singling, only stays 1 plant per cave,
Drilling stays 1 young plant every 45 centimetres；
(2) weeding in：After emerging, except grass is ploughed in starting the 1st time when seedling length is to 5 centimetres, middle weeding 3 times every year,
The principle that implementation tertiary industry is three times, after seedling is grown up, pulls out DACAO；In the ranks plant Semen sojae atricolor, Semen Maydiss, suppress weed growth, the 2nd
To 3 years, the first tenday period of a month in May, weeding mid-July were loosened the soil, and earthed up the root more；
(3) topdress：Radix Et Rhizoma Rhei is happiness fertilizer-plant, in addition to basal dressing, also needs every year to carry out topdressing 2～3 times；In June, the 1st combines
In 3rd time weeding can per mu impose 1500～2000 kilograms of barnyard manure, or 50 kilograms of cake fertilizer, then plus calcium superphosphate 10～20
Kilogram, 10 kilograms of Gasization potassium or ammonium nitrate；Topdress in August for 2nd time, topdress 2～3 times within the 2nd year, respectively at May, 6
The moon, trench digging applied night soil, or 20～30 kilograms of calcium superphosphate in the ranks, and 10～20 kilograms of Gasization potassium is applied rear earthing, watered；
(4) pluck a kind of sedge：Radix Et Rhizoma Rhei starts bolting for 2～3 years and blooms, and can consume substantial amounts of nutrient, and in addition to seed-plot, remaining plant is being taken out
All extract after going out colored a kind of sedge, beating a kind of sedge should be carried out in fine day, the stem for plucking colored a kind of sedge is treaded with soil covering, it is to avoid wound rots；
(5) draining is irrigated：Radix Et Rhizoma Rhei is drought-enduring, fearness is flooded, in addition to must watering, need not be watered when Drought at seedling stage at ordinary times, rainy season, and
When exclude field ponding, otherwise easily rotten；
Four. pest and disease damage and its preventing and treating
(1) disease
1. root rot prevention and controls：A. drained the water away after rain in time, Jing often loosens the soil, prevent soil compaction；B. after plucking a kind of sedge, with soil
The wound for plucking a kind of sedge is buried, or is sterilized with lime water；C. pull out diseased plant after falling ill early, autumn collects deadwood leaf and burns, reduces
Pathogenic bacteria is originated；D. with beans, Rhizoma Solani tuber osi, vegetable, seeding corn and other crops crop rotation；E. period of disease 65% zineb 500 of mass fraction
The sprinkling of times liquid, 7～10 days 1 time, continuous 3～4 times；
2. ring spot prevention and controls：Emerge and spray 1: 2: 300 Bordeaux mixture two weeks after；
(2) insect pest
1. control of aphids method：The 2000 times of liquid sprinklings of available 50% Aphox；
2. chafer prevention and controls：Night utilizes light trap, or is killed with 90% 000 times of liquid of U.S. song phosphatidase 1 of mass fraction；
Five. harvesting and processing
1. harvest：After Radix Et Rhizoma Rhei is planted 2～3 years, harvest when 9～October overground part is all withered, during harvesting, first cut off ground
Upper part, root is all dug out with rhizome；
2. process：By the root and rhizome for digging out, soil and rootlet are removed, rough bark and terminal bud is scraped off, excessive rhizome can be cut into several
Block, cutting into slices for middle or small shape, strings air or the sun or drying with rope, and yield is generally 4000 kilograms or so of per mu yield dried food and nuts；
Six. storage：Put at aeration-drying, it is mothproof.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109197339A (en) * | 2018-10-10 | 2019-01-15 | 徽县绿源科技开发有限责任公司 | A kind of cultural method of walnut forest interplanting rheum officinale |
| CN109831959A (en) * | 2017-09-20 | 2019-06-04 | 中国科学院西北高原生物研究所 | A kind of no-tillage ecology Tending methods of Rheum tanguticum Maxim |
| CN113207596A (en) * | 2021-06-16 | 2021-08-06 | 湖北省农业科学院中药材研究所 | Cultivation method for promoting accumulation of active ingredients of medicinal rheum officinale |
Citations (1)
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| CN113207596A (en) * | 2021-06-16 | 2021-08-06 | 湖北省农业科学院中药材研究所 | Cultivation method for promoting accumulation of active ingredients of medicinal rheum officinale |
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