CN109824968A - The ecological degradative plastic film of Gansu province potato - Google Patents
The ecological degradative plastic film of Gansu province potato Download PDFInfo
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- CN109824968A CN109824968A CN201910111011.XA CN201910111011A CN109824968A CN 109824968 A CN109824968 A CN 109824968A CN 201910111011 A CN201910111011 A CN 201910111011A CN 109824968 A CN109824968 A CN 109824968A
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Abstract
The present invention provides a kind of ecological degradative plastic films of Gansu province potato, are made of plastic hybrid, the plastic hybrid includes: the linear low density polyethylene (LLDPE) of 95~98 mass parts and the ecological degradable master batch EBP-1605 of 2~5 mass parts.The present invention is directed to Gansu province potato planting feature, the ecological degradable master batch that the strong environmental protection Co., Ltd model EBP-1605 in Shandong day is added in linear low density polyethylene (LLDPE) prepares degradable mulch, the growth of potato can be obviously promoted, improve the yield of potato, and can degrade, soil texture will not be damaged.Ecology degradative plastic film provided by the invention adapts to the climate characteristic of Gansu province and potato crop is grown to temperature, the characteristics of demand of humidity, and induction period of degrading is more appropriate, potato can be promoted as growth and development.
Description
Technical field
The invention belongs to degradative plastics technical field more particularly to a kind of ecological degradative plastic films of Gansu province potato.
Background technique
Potato is one of Gansu Province's Three major grain crops and Gansu Province most productive potentialities, the market advantage and exploitation
The Ways of Special Agricultural Products of prospect.The whole province's potato planting area is developed to 10,830,000 mu in 2017, position by 6,260,000 mu in 2000
National third is arranged, total output is increased to 13,000,000 tons in 2017 by 5,250,000 tons in 2000, occupies the whole nation second.Potato
Industry has become one of big special advantage industries in Gansu Province six.But with the extension of the plastic film mulching cultivation time limit, due to residual
The mulch rate of recovery is low, and residual-film amount is stepped up in soil, easily causes Plastic-film pollution.Traditional mulch cannot degrade, nature
Under, residual mulching film can retain 200 years or more in the soil, bring a series of harm, ground to agricultural production and environmental ecology
Film bring " white pollution " problem is on the rise and influences the development of power of Gansu potato.
Currently, solving residual film pollution problem mainly has two approach: first is that, mulch recycles.Due to mulch dosage is more,
Area coverage is big, peasant household's recycling wish is not strong, and the film thickness of most enterprises production is too thin, and recycling is got up highly difficult.Second is that
Promote degradative plastic film.Currently, there is whole life cycle design in this area in the potato degradative plastic film used, although the mulch can
Degradation, but it is directed to semi-arid areas, the heat preservation soil moisture conservation performance of mulch is poor, is not so good as to the growth-promoting effect of potato common
Polyethylene film.Therefore, this area has there is an urgent need to develop a kind of pair of potato growth is obviously promoted what effect can degrade again
Ecological degradative plastic film.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of Gansu province potato ecological degradative plastic film, the present invention
When the ecological degradative plastic film of offer is for Gansu province plantation potato, it can be obviously promoted the growth of potato, improve Ma Ling
The yield of potato, and can degrade, soil texture will not be damaged.
The present invention provides a kind of ecological degradative plastic films of Gansu province potato, are made of plastic hybrid, the modeling
Expect that mixture includes: the linear low density polyethylene (LLDPE) of 95~98 mass parts and the ecological degradable master batch EBP- of 2~5 mass parts
1605。
The present invention is directed to Gansu province potato planting feature, and the strong environmental protection in Shandong day is added in linear low density polyethylene (LLDPE)
The ecological degradable master batch of Co., Ltd model EBP-1605 prepares degradable mulch, can be obviously promoted the growth of potato,
The yield of potato is improved, and can be degraded, soil texture will not be damaged.Ecology degradative plastic film provided by the invention
The climate characteristic for adapting to Gansu province and potato crop growth to temperature, the characteristics of demand of humidity, degrade induction period compared with
To be suitable, potato crop growth and development can be promoted.
In one embodiment, the plastic hybrid include: 96~97 mass parts linear low density polyethylene (LLDPE) and 3~
The ecological degradable master batch EBP-1605 of 4 mass parts.
In one embodiment, the plastic hybrid includes: the linear low density polyethylene (LLDPE) and 5 mass parts of 95 mass parts
Ecological degradable master batch EBP-1605.
In one embodiment, the plastic hybrid includes: the linear low density polyethylene (LLDPE) and 4 mass parts of 96 mass parts
Ecological degradable master batch EBP-1605.
In one embodiment, the plastic hybrid includes: the linear low density polyethylene (LLDPE) and 3 mass parts of 97 mass parts
Ecological degradable master batch EBP-1605.
To the linear low density polyethylene (LLDPE), there is no limit can be purchased from Qilu Petrochemical, Daqing petrochemical to the present invention
LLDPE 7042 or LLDPE 0218D purchased from Canadian Nova chemistry.Ecological degradable master batch EBP-1605 is strong purchased from Shandong day
Environmentally friendly Co., Ltd.
In one embodiment, the plastic hybrid further includes the black masterbatch of 5~10 parts by weight.
In one embodiment, the plastic hybrid includes the black masterbatch of 6~8 parts by weight.
The present invention is not particularly limited the preparation method of the ecological degradative plastic film, the preparation of fief film inflation film manufacturing machine.
The application method of ecology degradative plastic film provided by the invention is as follows, i.e. the planting patterns of potato is as follows:
(1) select stubble site preparation: selection soil layer is deep, the soil is porous, soil moisture content is good, in fertility on non-irrigated valley, preceding stubble makees
After object is received when site preparation, it is desirable that reach Land leveling, soil it is thin continuous, without soil block, without root stubble.
(2) it applies fertilizers scientifically: disposably applying high-quality farmyard manure 3000kg per acre in conjunction with autumn site preparation, mu applies horse before ridging
60~80kg of bell potato special fertilizer.
(3) ridging: being paddled at away from rand 20cm with marking ga(u)ge, and big row depends on rand, wide 70cm, small line width 40cm.Big
Row earth's surface disposably spreads fertilizer over the fields chemical fertilizer by recommended rate of fertilizer application, is then crossed with walking plough along big row and has turned over big arch ridge back and forth to centre,
High 5~the 10cm in ridge.The micro-ridge for being 40cm wide among two big arch ridges, the ditch dug with a plow formed when playing big ridge is scraped along soil to micro-ridge
Small arch ridge, the high 5cm in ridge are formed, each collection rain rill corresponds to small one and large one the two collection faces Yu Long.It is required that it is narrow to reach furrow, ridge face width
Uniformly.Ridge height is consistent.Big micro-ridge is total to width 110cm.Play another side always since one side.After first of ridge, then
Play second ridge.
(4) according to different zones cropping pattern, 120cm wide, the covering with ground sheeting with a thickness of 0.008mm preferably overlay film: are used.
It does not interspace between film and film, connect covering.Joint must push down mulch with fine earth in joint at ridge among micro-ridge,
Mulch will be adjacent to ridge face, furrow when overlay film.Compacting is straightened in both sides mulch.Every the native waistband of 2~3m pressure one.The latter Zhou Zuo of overlay film
Micropore is beaten every 50cm in furrow after mulch is close to ridge face or rainfall in the right side.The collection water energy in furrow is set to penetrate into soil in time
Earth.
(5) field management is referring to local planting habit: recording mulch and crop respectively during potato planting and after harvest
Every evaluation index.
The ecological degradative plastic film of Gansu province potato provided by the invention, is made, the plastics are mixed of plastic hybrid
Closing object includes: the linear low density polyethylene (LLDPE) of 95~98 mass parts and the ecological degradable master batch EBP-1605 of 2~5 mass parts.This
Appropriate ecological degradable master batch EBP-1605 is added in invention in linear low density polyethylene (LLDPE), and obtained mulch is not only degradable, and
And the growth of potato can be promoted, improve the yield of potato.The experimental results showed that ecology degradative plastic film provided by the invention
When for Gansu province potato planting, degradation is controllable, and after potato harvest, soil mulching film residual quantity is poly- well below common
Ethylene mulch, and sustaining degradation, it is final degradable, do not have to recycle and pick up residual film, saving of labor, time saving, saving labour cost.
Meanwhile the degradation induction period of mulch provided by the invention is consistent with potato mulch demand period, in potato growth
Later stage degradation, the especially extensive disruption when potato growth enters rainy season are conducive to rain penetration, improve rainwater utilization,
Increase soil permeability and improves the yield of potato so that the growth of potato and stem tuber be promoted to expand.The experimental results showed that
Compared with covering common polythene film, ecology degradative plastic film provided by the invention will not influence the yield of potato and commodity potato accounts for
Than compared with covering whole life cycle design, ecology degradative plastic film provided by the invention can be improved yield and the quotient of potato
Savor potato accounting.
Detailed description of the invention
Fig. 1 is the potato growing way photo of a kind of embodiment of the present invention plant；
Fig. 2 is Plastic-film disintegration effect photo before a kind of the embodiment of the present invention potato harvest planted.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
Process equipment is the production of Laiwu in Shandong province Jing Rui plastics machinery Co., Ltd, the mulch blown film unit of screw diameter 45mm.
It the use of raw material is the degradable master batch EBP-1605 of 7042,5 mass parts of LLDPE of the Qilu Petrochemical of 95 mass parts, 4 mass parts
Black master batch.
Process conditions: body temperature: 140 DEG C of an area, two 160 DEG C of areas, three 170 DEG C of areas, four 180 DEG C of areas, five 180 DEG C of areas,
175 DEG C of head.Engine speed: 37 revs/min.
Product specification: thickness 0.008mm, width 1200mm.
Crop field applicating evaluating:
Mulch black film prepared by embodiment 1 carries out crop field application effect appraisal, and control commonly uses specification of the same race using locality
Common polythene mulch, whole life cycle design.Test site is located at Baiyin City, gansu Province Huining County.Long-term cropping Ma Ling
Potato, kind are " day potato 10 ".Cell takes random alignment, and each zone leader 50m is 3 meters wide, 3 repetitions, using manually covering
Film.Remaining agronomic conditions and management measure are identical.
Method plants potato as described above, is as a result the embodiment of the present invention referring to Fig. 1, Fig. 2, Tables 1 and 2, Fig. 1
The potato growing way photo of a kind of plant, Fig. 2 are Plastic-film disintegration effect photo before a kind of the embodiment of the present invention potato harvest planted, table
The 1 Plastic-film disintegration performance evaluation provided for the embodiment of the present invention 1, table 2 are that the covering with ground sheeting that the embodiment of the present invention 1 provides handles horse
The evaluation of bell potato yield and quality.
The Plastic-film disintegration performance evaluation that 1 embodiment of the present invention 1 of table provides
The covering with ground sheeting that 2 embodiment of the present invention 1 of table provides handles potato yield quality evaluation
By Tables 1 and 2 it is found that mulch prepared by embodiment 1 is able to maintain the longer lasting period in Arid Regions of Gansu Province domain, induction
Phase reaches 90 days, and keeps the temperature soil moisture conservation better performances, and potato volume increase 2.9%, commodity potato rate reaches 94% or more, and will lead to and subtract
It produces；And whole life cycle design induction period is shorter, and potato growing way is handled not as good as common ground film and ecological plastic film.Meanwhile
After harvest, the mulch residual rate 52.8% that embodiment 1 provides is far below common ground film, and remaining residual film pulling force is decreased obviously.
Embodiment 2
Process equipment is the production of Laiwu in Shandong province Jing Rui plastics machinery Co., Ltd, screw diameter 45mm mulch blown film unit.Make
With the degradable master batch EBP-1605 of 7042,4 mass parts of LLDPE for the Qilu Petrochemical that raw material is 96 mass parts.
Process conditions: body temperature: 140 DEG C of an area, two 160 DEG C of areas, three 170 DEG C of areas, four 180 DEG C of areas, five 180 DEG C of areas,
175 DEG C of head.Engine speed: 37 revs/min.
Product specification: thickness 0.008mm, width 1200mm.
Crop field applicating evaluating:
The mulch tunica albuginea that embodiment 2 is obtained carries out crop field application effect appraisal, and control commonly uses specification of the same race using locality
Common polythene mulch, whole life cycle design.Test site is located at Baiyin City, gansu Province Huining County.Long-term cropping Ma Ling
Potato, kind are " day potato 10 ".Cell takes random alignment, and each zone leader 50m is 3 meters wide, 3 repetitions, using manually covering
Film.Remaining agronomic conditions and management measure are identical.
Method plants potato as described above, and as a result referring to table 3 and table 4, table 3 is what the embodiment of the present invention 2 provided
Plastic-film disintegration performance evaluation, table 4 are that the covering with ground sheeting that the embodiment of the present invention 2 provides handles potato yield quality evaluation.
The Plastic-film disintegration performance evaluation that 3 embodiment of the present invention 2 of table provides
The covering with ground sheeting that 4 embodiment of the present invention 2 of table provides handles potato yield quality evaluation
By table 3 and table 4 it is found that mulch prepared by embodiment 2 is able to maintain the longer lasting period in Arid Regions of Gansu Province domain, induction
Phase reaches 101 days, keeps the temperature soil moisture conservation better performances, potato yield and commodity potato rate and common ground film difference is unobvious, commodity potato
Rate is up to 90% or more；And whole life cycle design induction period is shorter, potato growing way slightly poorer to common ground film and ecological plastic film at
Reason, and the yield underproduction 3.8%.In addition, ecological degradative plastic film residual rate 57.0% is far below common ground film, remaining residual after harvest
Film pulling force is decreased obviously.
Embodiment 3
Process equipment is the production of Laiwu in Shandong province Jing Rui plastics machinery Co., Ltd, screw diameter 45mm mulch blown film unit.Make
With the degradable master batch EBP-1605 of 7042,3 mass parts of LLDPE for the Qilu Petrochemical that raw material is 97 mass parts.
Process conditions: body temperature: 140 DEG C of an area, two 160 DEG C of areas, three 170 DEG C of areas, four 180 DEG C of areas, five 180 DEG C of areas,
175 DEG C of head.Engine speed: 37 revs/min.
Product specification: thickness 0.008mm, width 1200mm.
Crop field applicating evaluating:
The mulch tunica albuginea that embodiment 3 is obtained carries out crop field application effect appraisal, and control commonly uses specification of the same race using locality
Common polythene mulch, whole life cycle design.Test site is located at Gansu Province, Wudu District, Longnan City.Long-term cropping is winter sowing
Potato, kind are " Favorita ".Cell takes random alignment, and each zone leader 17m is 3 meters wide, 3 repetitions, using artificial
Overlay film.Remaining agronomic conditions and management measure are identical.
Method plants potato as described above, and as a result referring to table 5 and table 6, table 5 is what the embodiment of the present invention 3 provided
Plastic-film disintegration performance evaluation, table 6 are that the covering with ground sheeting that the embodiment of the present invention 3 provides handles potato yield quality evaluation.
The Plastic-film disintegration performance evaluation that 5 embodiment of the present invention 3 of table provides
The covering with ground sheeting that 6 embodiment of the present invention 3 of table provides handles potato yield quality evaluation
By table 5 and table 6 it is found that the mulch that embodiment 3 obtains shows in the plantation of south of Gansu Province winter-planting potato well, to potato
It is crushed, can be mixed into soil at a touch using hoe after harvesting June, and ordinary white mulch cannot degrade, it all will be manually
Picking up could be fully erased clean from soil by residual film.After harvest, the mulch residual rate 42.3% that embodiment 3 provides is remaining
Residual film pulling force is decreased obviously.Moreover, covering with ground sheeting potato yield and commodity potato rate and common ground film difference that embodiment 3 provides
Unobvious, commodity potato rate is close to 90%；And whole life cycle design yield is slightly below common ground film.
In addition, referring to table 7, thickening mulch 0.01mm according to national standards from comprehensive use cost analysis and calculating, mark per acre
6.5 kilograms of quasi- mulch dosage, only 81.9 yuan of mulch mu input cost, due to needing to be recycled, 60 yuan/mu of cost per mu is general
The logical comprehensive use cost of mulch is up to 141.9 yuan/mu；Although whole life cycle design does not need recovery processing expense, but by
In raw material problems, cost per mu is up to 255 yuan；The dedicated ecological plastic film of Gansu potato according to the present invention cost per acre
Only 140 yuan, and the basic indifference of common ground film, and it is far below whole life cycle design.
The different mulch covering treatment comprehensive cost analysis of table 7
It can be seen that when ecological degradative plastic film provided by the present invention is used for Gansu arid area potato planting, it can
To solve the defect that common ground film remains and whole life cycle design mu cost is excessively high, after crop harvests, soil residual film is lower, and
And can sustaining degradation and final degradable, play a significant role to soil residual film pollution control.The popularization of ecological plastic film is answered
With, can thoroughly eliminate farmland " white pollution ", improve ecological environment of soil, promoted product quality, increase the output value, to greatest extent
Save labour turnover and residual film treatment cost, realize society, economy and ecological benefits win-win, there is huge popularization and application valence
Value.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of ecological degradative plastic film of Gansu province potato, is made, the plastic hybrid includes: 95 of plastic hybrid
The ecological degradable master batch EBP-1605 of the linear low density polyethylene (LLDPE) of~98 mass parts and 2~5 mass parts.
2. ecology degradative plastic film according to claim 1, which is characterized in that the plastic hybrid includes: 96~97 matter
Measure the linear low density polyethylene (LLDPE) of part and the ecological degradable master batch EBP-1605 of 3~4 mass parts.
3. ecology degradative plastic film according to claim 2, which is characterized in that the plastic hybrid includes: 95 mass parts
Linear low density polyethylene (LLDPE) and 5 mass parts ecological degradable master batch EBP-1605.
4. ecology degradative plastic film according to claim 2, which is characterized in that the plastic hybrid includes: 96 mass parts
Linear low density polyethylene (LLDPE) and 4 mass parts ecological degradable master batch EBP-1605.
5. ecology degradative plastic film according to claim 2, which is characterized in that the plastic hybrid includes: 97 mass parts
Linear low density polyethylene (LLDPE) and 3 mass parts ecological degradable master batch EBP-1605.
6. ecological degradative plastic film described in any one according to claim 1~5, which is characterized in that the plastic hybrid is also
Black masterbatch including 5~10 parts by weight.
7. ecology degradative plastic film according to claim 6, which is characterized in that the plastic hybrid includes 6~8 parts by weight
Black masterbatch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111011.XA CN109824968A (en) | 2019-02-12 | 2019-02-12 | The ecological degradative plastic film of Gansu province potato |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910111011.XA CN109824968A (en) | 2019-02-12 | 2019-02-12 | The ecological degradative plastic film of Gansu province potato |
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| Publication Number | Publication Date |
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| CN109824968A true CN109824968A (en) | 2019-05-31 |
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ID=66863580
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| CN201910111011.XA Withdrawn CN109824968A (en) | 2019-02-12 | 2019-02-12 | The ecological degradative plastic film of Gansu province potato |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885490A (en) * | 2019-12-17 | 2020-03-17 | 甘肃省农业科学院 | Special easily-recycled mulching film for large-scale potato farm planting |
-
2019
- 2019-02-12 CN CN201910111011.XA patent/CN109824968A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110885490A (en) * | 2019-12-17 | 2020-03-17 | 甘肃省农业科学院 | Special easily-recycled mulching film for large-scale potato farm planting |
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