CN104996270A - Saline-alkali soil trace-element-rich brackish water irrigation method and application thereof in indian lettuce planting - Google Patents
Saline-alkali soil trace-element-rich brackish water irrigation method and application thereof in indian lettuce planting Download PDFInfo
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- CN104996270A CN104996270A CN201510345758.3A CN201510345758A CN104996270A CN 104996270 A CN104996270 A CN 104996270A CN 201510345758 A CN201510345758 A CN 201510345758A CN 104996270 A CN104996270 A CN 104996270A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/005—Following a specific plan, e.g. pattern
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C3/00—Fertilisers containing other salts of ammonia or ammonia itself, e.g. gas liquor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Soil Sciences (AREA)
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- Water Supply & Treatment (AREA)
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Abstract
The invention discloses a saline-alkali soil trace-element-rich brackish water irrigation method and an application thereof in indian lettuce planting. The saline-alkali soil trace-element-rich brackish water irrigation method comprises: seedling-stage irrigation, growth-stage irrigation, and fast-growing stage irrigation. The fast-growing stage irrigation adopts an alternating irrigation mode in a ratio of times adopting trace-element-rich brackish water to times adopting fresh water of 1 to 2, wherein irrigation volume at every turn is 550-650 m3/hectare. The trace-element-rich brackish water is prepared by dissolving a trace element fertilizer in brackish water. The seedling-stage irrigation adopts an alternating irrigation mode in a ratio of times adopting brackish water to times adopting fresh water of 1 to 3, wherein irrigation volume at every turn is 280-320 m3/hectare. The growth-stage irrigation adopts an alternating irrigation mode in a ratio of times adopting brackish water to times adopting fresh water of 1 to 2, wherein irrigation volume at every turn is 430-470 m3/hectare. The saline-alkali soil trace-element-rich brackish water irrigation method disclosed by the invention is adopted for planting indian lettuce, wherein the annular output of fresh grass is 11000-12000kg/mu.
Description
Technical field
The invention belongs to agriculture field, relate to a kind of brackish water irrigation method, be specifically related to a kind of saline land rich trace elements brackish water irrigation method and the application in denticulate ixeris herb plantation thereof.
Background technology
The agricultural development of present coastal area is very fast, and a lot of beach saline land is all utilized the various herbage of plantation or other economic crops.But coastal freshwater resources lack, the salinization of soil is very serious again, seriously governs the economic well-being of workers and staff of agricultural.And underground fresh-water resource for a long time, can cause increasing the weight of of salinization of soil, ecological safety more can be threatened.
Underground, coastal area is brackish water, salt water resources enriches, if be used, can not only meet the needs of irrigating water quality, and can improve saliferous soil.
But the brackish water irrigation technology of prior art exists following defect: the irrigation method adopting prior art, low in the fresh careless annual production of saline land plantation denticulate ixeris herb; Plantation survival rate is low; The nutrient composition content of the denticulate ixeris herb of plantation is lower.
Summary of the invention
The present invention is directed to above deficiency, a kind of saline land rich trace elements brackish water irrigation method and the application in denticulate ixeris herb plantation thereof be provided, realize following goal of the invention:
1, adopt irrigation method of the present invention, the fresh careless annual production improving denticulate ixeris herb plantation is 11000-12000kg/ mu;
2, adopt irrigation method of the present invention, improving denticulate ixeris herb plantation survival rate is 91.2-92.3%;
3, adopt irrigation method of the present invention plantation denticulate ixeris herb, significantly improve the nutrient composition content of denticulate ixeris herb.
For solving the problems of the technologies described above, by the following technical solutions:
A kind of saline land rich trace elements brackish water irrigation method, described irrigation method comprises irrigation in seedling stage, the growth stage irrigates, animated period is irrigated.
Below the further improvement to technique scheme:
Described animated period is irrigated: the mode of employing rich trace elements brackish water, fresh water rotation flow is irrigated, and rich trace elements brackish water, fresh water rotation flow number of times are than being irrigate once for 1:2, every 10-15 days, and each irrigation volume is 550-650m3/ hectare.
Described rich trace elements brackish water: be dissolved in brackish water by trace element fertilizer and be prepared from.
Described trace element fertilizer comprises the component of following weight portion: boric acid 2-4%, ammonium molybdate 5-8%, chelated zinc 7-9%, manganese chloride 12-16%, chelated copper 1-2%, ammonium chloride 18-21%, chelated iron 10-14%.
The brackish water used time prepared by described rich trace elements brackish water: salinity is 2.4-2.6g/L, pH is 7.8-8.0, and salt content is 0.07-0.08%, and sodium salt content accounts for the 76-82% of total salt content.
Described seedling stage irrigates: the mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being irrigate once for 1:3, every 4-5 days, and each irrigation volume is 280-320m3/ hectare.
Described seedling stage irrigates the brackish water used: salinity is 2.6-3.2g/L, pH is 7.9-8.4, and salt content is 0.08-0.12%, and sodium salt content accounts for the 80-84% of total salt content.
The described growth stage irrigates: the mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being irrigate once for 1:2, every 7-8 days, and each irrigation volume is 430-470m3/ hectare.
The described growth stage irrigates the brackish water used: salinity is 3.4-3.8g/L, pH is 8.2-8.6, and salt content is 0.12-0.15%, and sodium salt content accounts for the 70-74% of total salt content.
The fresh careless annual production adopting irrigation method of the present invention to plant denticulate ixeris herb is 12.8-13.2 ton/mu.
The present invention compared with prior art, has following beneficial effect:
1, adopt irrigation method of the present invention plantation denticulate ixeris herb, significantly improve fresh careless annual production; The fresh careless annual production of denticulate ixeris herb is 11000-12000kg/ mu;
2, adopt irrigation method of the present invention plantation denticulate ixeris herb, significantly improve plantation survival rate, plantation survival rate is 91.2-92.3%;
3, adopt irrigation method of the present invention plantation denticulate ixeris herb, significantly improve the nutrient composition content of denticulate ixeris herb; The fresh grass of denticulate ixeris herb: gross protein value is 4.2-4.8%, lysine content is 0.23-0.26%, and threonine content is 0.16-0.19%, and isoleucine content is 0.16-0.22%; Denticulate ixeris herb hay: gross protein value is 36.8-38.5%, crude fat content is 18.2-19.6%, and crude fiber content is 9.7-10.2%.
Embodiment
The application of embodiment 1 one kinds of saline land rich trace elements brackish water irrigation methods in denticulate ixeris herb plantation
Step 1, whole
Growing area is alkaline land soil, and 0-40cm soil layer salt content is 0.6-0.8, pH is 8.4-8.6, and basicity is 21-22%.
Sowing before want meticulous wholely, be beneficial to sowing and emerge.
Sowing time is that late Febuary is to late March.30-35 days before sowing, carry out improvement soil, mu executes soil conditioner 230kg, and turn over 30cm, and topsoil rake is carefully raked, and waters once permeable.Described soil conditioner comprises the component of following weight portion: ardealite 7-9 part, citric acid 10-12 part, charcoal 4-6 part, desulfurated plaster 8-11 part, seawood meal 6-9 part, water-loss reducer 10-15 part, humic acid 31-32 part, ferrous sulfate 2-3 part, zinc nitrate 1-2 part, nitrate of lime 1-2 part, ammonium paramolybdate 2-3 part, pyruvic acid 8-9 part.
Step 2, sowing
During sowing, drilling of directly sowing seeds.Drill spacing is 25-30cm, and mu sowing quantity is 0.5-0.8kg.
After planting timely earthing, thickness of earth covering is 0.5-1.5cm, spray sprinkler one time, and seed and soil are fitted tightly, and is beneficial to germinate.
Step 3, irrigation
(1) irrigate seedling stage
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:3, and within every 4 days, irrigate once, each irrigation volume is 280m3/ hectare; The salinity of described fresh water is less than 1g/L, and described brackish water salinity is 2.6g/L, pH is 7.9, and salt content is 0.08%, and sodium salt content accounts for 80% of total salt content.
(2) growth stage irrigates:
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:2, and within every 7 days, irrigate once, each irrigation volume is 430m3/ hectare;
The salinity of described fresh water is less than 1g/L; Described brackish water salinity is 3.4g/L, pH is 8.2, and salt content is 0.12%, and sodium salt content accounts for 70% of total salt content.
(3) animated period is irrigated:
The mode of employing rich trace elements brackish water, fresh water rotation flow is irrigated, and rich trace elements brackish water, fresh water rotation flow number of times are than being 1:2, and within every 10 days, irrigate once, each irrigation volume is 550m3/ hectare;
The salinity of described fresh water is less than 1g/L;
The preparation of described rich trace elements brackish water:
Get trace element fertilizer 8kg to be dissolved in 1000L brackish water, mix, obtained rich trace elements brackish water;
Described trace element fertilizer comprises the component of following weight portion: boric acid 2%, ammonium molybdate 5%, chelated zinc 7%, manganese chloride 12%, chelated copper 1%, ammonium chloride 18%, chelated iron 10%;
The salinity of described brackish water is 2.4g/L, pH is 7.8, and salt content is 0.07%, and sodium salt content accounts for 76% of total salt content.
Step 4, field management
Timely intertill and clean tillage is wanted during height of seedling 4-6cm.
Often cradle and once will topdress afterwards, pour water.
Step 5, the extermination of disease and insect pest
The damage by disease and insect of denticulate ixeris herb is less, and Major Pests is aphid, adopts the method for biological deinsectization to reduce residue of pesticide.The concrete steps of biological deinsectization are as follows:
(1) attractant is made
Raw material components is taken by following weight ratio:
Cumin alkene 15-18 part, α-curcumene 10-15 part, phthalic acid terpene alcohol ester 17-20 part, driffractive ring lactone iridoid 10-13 part, cedrol 5-8 part, 4-terpineol 4-6 part, trans-2,4-certain herbaceous plants with big flowers two olefine aldehydr 4-6 part, 2-methyl-3-(4-tolyl)-2-acrolein 1-3 part, 2-(1,1-dimethyl)-cyclohexanol 1-3 part, BDO dipropionate 1-4 part, n-propyl gallate 5-7 part, phenylpropyl alcohol triazole 4-8 part
Load weighted raw material components is mixed, makes attractant.
(2) making of core is lured
Adopt rubber or fiber to make as material and lure core carrier, the addition of attractant is the 16-20% luring core carrier gross mass, and core carrier will be lured to soak in attractant liquid after 220-230 minute and take out, natural-draft drying, obtains luring core.
(3) using method
Core will be lured to be loaded in slowly-releasing bottle, then by bottled for slowly-releasing on trapper, trapper is evenly suspended on the surrounding of growing area, trapper overhead 0.5m bottom.
Step 6, results
Denticulate ixeris herb growth is fast, spring sowing May early and middle ten days just can cut first time grass, cradled once every 20-25 days later, within 1 year, cradle 8 times.
Can cradle as plant height 40-50 centimetre, stubble height 5-8 centimetre, in order to regeneration.
embodiment 2the application of a kind of saline land rich trace elements brackish water irrigation method in denticulate ixeris herb plantation
Adopt the implantation methods of embodiment 1, only change step 3 and irrigate, carry out embodiment 2 kinds and plant denticulate ixeris herb.
The irrigation step of embodiment 2 is as follows:
(1) irrigate seedling stage
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:3, and within every 4 days, irrigate once, each irrigation volume is 300m3/ hectare; The salinity of described fresh water is less than 1g/L, and described brackish water salinity is 3.0g/L, pH is 8.2, and salt content is 0.10%, and sodium salt content accounts for 82% of total salt content.
(2) growth stage irrigates:
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:2, and within every 8 days, irrigate once, each irrigation volume is 450m3/ hectare;
The salinity of described fresh water is less than 1g/L; Described brackish water salinity is 3.6g/L, pH is 8.4, and salt content is 0.13%, and sodium salt content accounts for 72% of total salt content.
(3) animated period is irrigated:
The mode of employing rich trace elements brackish water, fresh water rotation flow is irrigated, and rich trace elements brackish water, fresh water rotation flow number of times are than being 1:2, and within every 12 days, irrigate once, each irrigation volume is 600m3/ hectare;
The salinity of described fresh water is less than 1g/L;
The preparation of described rich trace elements brackish water:
Get trace element fertilizer 8kg to be dissolved in 1000L brackish water, mix, obtained rich trace elements brackish water;
Described trace element fertilizer comprises the component of following weight portion: boric acid 3%, ammonium molybdate 6%, chelated zinc 8%, manganese chloride 14%, chelated copper 2%, ammonium chloride 20%, chelated iron 12%;
The salinity of described brackish water is 2.5g/L, pH is 7.9, and salt content is 0.07%, and sodium salt content accounts for 78% of total salt content.
embodiment 3the application of a kind of saline land rich trace elements brackish water irrigation method in denticulate ixeris herb plantation
Adopt the implantation methods of embodiment 1, only change step 3 and irrigate, carry out embodiment 3 kinds and plant denticulate ixeris herb.
The irrigation step of embodiment 3 is as follows:
(1) irrigate seedling stage
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:3, and within every 5 days, irrigate once, each irrigation volume is 320m3/ hectare; The salinity of described fresh water is less than 1g/L, and described brackish water salinity is 3.2g/L, pH is 8.4, and salt content is 0.12%, and sodium salt content accounts for 84% of total salt content.
(2) growth stage irrigates:
The mode of employing brackish water, fresh water rotation flow is irrigated, and brackish water, fresh water rotation flow number of times are than being 1:2, and within every 8 days, irrigate once, each irrigation volume is 470m3/ hectare;
The salinity of described fresh water is less than 1g/L; Described brackish water salinity is 3.8g/L, pH is 8.6, and salt content is 0.15%, and sodium salt content accounts for 74% of total salt content.
(3) animated period is irrigated:
The mode of employing rich trace elements brackish water, fresh water rotation flow is irrigated, and rich trace elements brackish water, fresh water rotation flow number of times are than being 1:2, and within every 15 days, irrigate once, each irrigation volume is 650m3/ hectare;
The salinity of described fresh water is less than 1g/L;
The preparation of described rich trace elements brackish water:
Get trace element fertilizer 8kg to be dissolved in 1000L brackish water, mix, obtained rich trace elements brackish water;
Described trace element fertilizer comprises the component of following weight portion: boric acid 4%, ammonium molybdate 8%, chelated zinc 9%, manganese chloride 16%, chelated copper 2%, ammonium chloride 21%, chelated iron 14%;
The salinity of described brackish water is 2.6g/L, pH is 8.0, and salt content is 0.08%, and sodium salt content accounts for 82% of total salt content.
the experimental result of embodiment 1-3 is in table 1:
Table 1 embodiment 1-3 kind plants the denticulate ixeris herb result of 1 year
From table 1, embodiment 2 is preferred embodiment.
Irrigation method of the present invention is adopted to plant denticulate ixeris herb, the fresh careless annual production of denticulate ixeris herb is 11000-12000kg/ mu, plantation survival rate is 91.2-92.3%, the fresh grass of denticulate ixeris herb of plantation: gross protein value is 4.2-4.8%, lysine content is 0.23-0.26%, threonine content is 0.16-0.19%, and isoleucine content is 0.16-0.22%; Denticulate ixeris herb hay: gross protein value is 36.8-38.5%, crude fat content is 18.2-19.6%, and crude fiber content is 9.7-10.2%.
Adopt the inventive method plantation denticulate ixeris herb, plant after 1 year, growing area soil is detected: 0-40cm soil layer salt content is 0.2-0.3, pH is 7.1-7.3, and basicity is 8-10%.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a saline land rich trace elements brackish water irrigation method, is characterized in that: described irrigation method comprises irrigation in seedling stage, the growth stage irrigates, animated period is irrigated.
2. a kind of saline land according to claim 1 rich trace elements brackish water irrigation method, it is characterized in that: described animated period is irrigated: the mode of employing rich trace elements brackish water, fresh water rotation flow is irrigated, rich trace elements brackish water, fresh water rotation flow number of times are than being 1:2, within every 10-15 days, irrigate once, each irrigation volume is 550-650m3/ hectare.
3. a kind of saline land according to claim 2 rich trace elements brackish water irrigation method, is characterized in that: described rich trace elements brackish water: be dissolved in brackish water by trace element fertilizer and be prepared from.
4. a kind of saline land according to claim 3 rich trace elements brackish water irrigation method, is characterized in that: described trace element fertilizer comprises the component of following weight portion: boric acid 2-4%, ammonium molybdate 5-8%, chelated zinc 7-9%, manganese chloride 12-16%, chelated copper 1-2%, ammonium chloride 18-21%, chelated iron 10-14%.
5. a kind of saline land according to claim 3 rich trace elements brackish water irrigation method, it is characterized in that: the brackish water used time prepared by described rich trace elements brackish water: salinity is 2.4-2.6g/L, pH is 7.8-8.0, salt content is 0.07-0.08%, and sodium salt content accounts for the 76-82% of total salt content.
6. a kind of saline land according to claim 1 rich trace elements brackish water irrigation method, it is characterized in that: described seedling stage irrigates: the mode of employing brackish water, fresh water rotation flow is irrigated, brackish water, fresh water rotation flow number of times are than being 1:3, within every 4-5 days, irrigate once, each irrigation volume is 280-320m3/ hectare.
7. a kind of saline land according to claim 6 rich trace elements brackish water irrigation method, it is characterized in that: described seedling stage irrigates the brackish water used: salinity is 2.6-3.2g/L, pH is 7.9-8.4, and salt content is 0.08-0.12%, and sodium salt content accounts for the 80-84% of total salt content.
8. a kind of saline land according to claim 1 rich trace elements brackish water irrigation method, it is characterized in that: the described growth stage irrigates: the mode of employing brackish water, fresh water rotation flow is irrigated, brackish water, fresh water rotation flow number of times are than being 1:2, within every 7-8 days, irrigate once, each irrigation volume is 430-470m3/ hectare.
9. a kind of saline land according to claim 8 rich trace elements brackish water irrigation method, it is characterized in that: the described growth stage irrigates the brackish water used: salinity is 3.4-3.8g/L, pH is 8.2-8.6, and salt content is 0.12-0.15%, and sodium salt content accounts for the 70-74% of total salt content.
10. a kind of saline land according to claim 1 rich trace elements brackish water irrigation method, is characterized in that: the fresh careless annual production adopting irrigation method of the present invention to plant denticulate ixeris herb is 12.8-13.2 ton/mu.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106105459A (en) * | 2016-06-30 | 2016-11-16 | 山东胜伟园林科技有限公司 | A kind of root control salt method using Carapax Eriocheir sinensis filter layer and the application in the plantation of mountain China fir in salt-soda soil thereof |
| CN106165566A (en) * | 2016-06-30 | 2016-11-30 | 山东胜伟园林科技有限公司 | A kind of root control salt method using zeolite filter layer and the application in salt-soda soil winged euonymus is planted thereof |
| CN107047234A (en) * | 2017-05-10 | 2017-08-18 | 山东理工大学 | A kind of salt-soda soil brackish water and fresh water interval combination irrigation method |
| CN107155812A (en) * | 2017-04-19 | 2017-09-15 | 山东理工大学 | A kind of salt-soda soil brackish water and fresh water interval combination irrigation method |
| CN107455236A (en) * | 2017-07-28 | 2017-12-12 | 镇江市农业科学技术实业公司 | The water-saving irrigation method of knob grape |
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| CN107047234A (en) * | 2017-05-10 | 2017-08-18 | 山东理工大学 | A kind of salt-soda soil brackish water and fresh water interval combination irrigation method |
| CN107455236A (en) * | 2017-07-28 | 2017-12-12 | 镇江市农业科学技术实业公司 | The water-saving irrigation method of knob grape |
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