CN104961503A - Nitrogen fertilizer for increasing rapeseed yield by improving growth of rape roots - Google Patents
Nitrogen fertilizer for increasing rapeseed yield by improving growth of rape roots Download PDFInfo
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- CN104961503A CN104961503A CN201510347107.8A CN201510347107A CN104961503A CN 104961503 A CN104961503 A CN 104961503A CN 201510347107 A CN201510347107 A CN 201510347107A CN 104961503 A CN104961503 A CN 104961503A
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- fertilizer
- nitrogen
- rape
- ammonium
- cole
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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
-
- 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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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
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Abstract
The invention discloses a nitrogen fertilizer for increasing rapeseed yield by improving growth of rape roots. The nitrogen fertilizer is made up of amide nitrogen fertilizer, ammonium nitrogen fertilizer and nitrate nitrogen fertilizer; nitrogen in the nitrate nitrogen fertilizer accounts for 15% to 30% of total nitrogen weight in the nitrogen fertilizer; a weight ratio of the nitrogen in the nitrate nitrogen fertilizer to that in the ammonium nitrogen fertilizer is 1:(1.5-3). The invention further discloses a fertilizer special for rape and a rape fertilization method for increasing the rapeseed yield by improving the growth of the rape roots. By the use of the fertilizer special for rape, rapeseed yield per hectare can be increased by 119kg to 213kg, the RMB income can be increased by 415 Yuan to 808 Yuan, and availability of the fertilizer can be increased by 11.0% to 15.8%.
Description
Technical field
The invention belongs to technical field of fertilizers, be specifically related to a kind of nitrogenous fertilizer improving rape root growth raising Oil-seed yield.
Background technology
The domestic edible oil degree of self-sufficiency of China is only 35.3%, and oil plant becomes China to the maximum large agricultural-food of world market interdependency.Within 2012, China's yield of rape exceedes soybean, becomes the first source of edible vegetable oil, and simultaneously rapeseed oil is also the important sources of biofuel, therefore ensure the production of rape for solution China's edible oil and energy security significant.
Fertilising is the important technical links of Rape-seed production, and the rational application of fertilizer can significantly improve the output of rape.Nitrogenous fertilizer has played vital role wherein, and the average underproduction rate of nitrogen fertilizer application rape does not reach 41.0%, apparently higher than not executing phosphorus, potash fertilizer underproduction rate.Rationally execute nitrogen and can significantly promote that rape seedling grows, strengthen the photosynthetic capacity of blade, significantly improve rape individual plant angle fruit number, every seed number per pod and thousand seed weight.Investigation display in China's Yangtze valley winter rape is produced, the average nitrogen fertilizer amount of peasant household is 175kg N/hm
2, close to the average optimum nitrogen rate in this region.But from fertilizer variety, be main mainly with amide nitrogen fertilizer and ammonium fertilizer, seldom use nitrate fertilizer, and from current published document, also be main mainly with urea, diammonium phosphate, ammonium sulfate and ammonium chloride, nitrate fertilizer of seldom arranging in pairs or groups in fertilizer special for cole is produced.
Rape is a kind of dry crop, and dryland soil inorganic N forms is based on nitric nitrogen, and be manured into soil middle amidonitrogen and ammonium nitrogen all can transfer nitric nitrogen under relevant enzyme effect, absorbed by crops and utilize.But in fact, the cultivation mode adopting rice field-upland field rotation in China's Yangtze valley Rape-seed production more, after rice harves by field draining, fall to do after sowing or transplanting rape.Although change nonirrigated farmland into after rice harves, long-term water makes clay content in soil obviously increase, and soil protects accumulation of energy power higher than nonirrigated farmland crop rotation soil to moisture.Research finds, although be converted into nonirrigated farmland, but the Rapeseed Field soil moisture content height 3-5 percentage point of cotton-rape rotation that in paddy rice-rape rotation, Rapeseed Field soil moisture ratio closes on, the total rate of nitrification of soil is starkly lower than cotton-rape rotation, this also just means that be manured into soil middle amide nitrogen fertilizer and ammonium fertilizer transformation time in soil will be longer than nonirrigated farmland crop rotation soil, especially run into the season that winter low temperature is rainy, amidonitrogen hydrolysis, nitrification is all slower.But suitably increase nitric nitrogen supply, regulate the ratio of ammonium nitrate supply, contribute to the rhizospheric environment improving crop, promote root growth, and then improve the output of crop.Existing more relevant research inside other Crop System, and provide the production formula of relevant suitable Fertilizer N Forms proportioning and special fertilizer thereof, but on rape, lack the formula of suitable Fertilizer N Forms proportioning, thus limit the application effect of special fertilizer, have impact on the output of rape.
Summary of the invention
The object of this invention is to provide a kind of rape promoting that root growth improves Oil-seed yield and be suitable for Fertilizer N Forms formula.It considers rule and the rape root growth and development characteristics of China's winter rape growing area transformation of soil nitrogen, take into account the production cost of fertilizer special for cole simultaneously, the raw material of appropriate mix, obviously can improve the growth of rape root, improves output and the utilization rate of fertilizer of rape.
Technical scheme of the present invention is:
A kind of nitrogenous fertilizer improving rape root growth raising Oil-seed yield, described nitrogenous fertilizer is made up of amide nitrogen fertilizer, ammonium fertilizer and nitrate fertilizer, nitrogen in described nitrate fertilizer accounts for 15 ~ 30% of total nitrogen weight in nitrogenous fertilizer, the weight ratio of the nitrogen in the nitrogen in described nitrate fertilizer and described ammonium fertilizer is 1: 1.5 ~ 3, and remaining nitrogen is then supplied with amide nitrogen fertilizer.
Preferably, described nitrate fertilizer is one or more in calcium ammonium nitrate, nitrocalcite, nitrophosphate fertilizer, and described ammonium fertilizer is one or more in ammonium sulfate, ammonium chloride, diammonium phosphate, and described amide nitrogen fertilizer is urea.
When using, total nitrogen is dropped into and calculate consumption from three kinds of form nitrogenous fertilizer respectively according to corresponding ratio, make base manure after mix and use with topdressing, also can add other raw material production fertilizer special for cole according to corresponding proportioning.
The present invention further provides a kind of fertilizer special for cole improving rape root growth raising Oil-seed yield, containing described nitrogenous fertilizer, the pure nutrient containing following weight percent in described fertilizer special for cole: nitrogen 19.9%, Vanadium Pentoxide in FLAKES 6.9%, potassium oxide 8.0%, medium trace element >=5%.
The present invention provides a kind of more further and improves the rape fertilization method that rape root growth improves Oil-seed yield, and the method is: in the soil of plantation rape, apply described fertilizer special for cole, per hectare soil applies described fertilizer special for cole 700 ~ 800kg.
Compared with prior art, the present invention fully takes into account rule and the rape root growth and development characteristics of China's winter rape growing area transformation of soil nitrogen, take into account the production cost of fertilizer special for cole, select suitable Fertilizer N Forms proportioning and composition of raw materials thereof, obviously facilitate the growth of rape root, add rape root dry weight, total root length, root surface area and root volume, improve Semen Brassicae campestris output and utilization rate of nitrogen fertilizer.Utilize fertilizer special for cole of the present invention per hectare can increase Semen Brassicae campestris output 119 ~ 213kg, increase income Renminbi 415 ~ 808 yuan, utilization rate of fertilizer improves 11.0 ~ 15.8%.
Accompanying drawing explanation
Rape seedling and flower bud a kind of sedge phase Root morphology figure after Fig. 1 different fertilization.Upper figure is Seedling root form, and figure below is flower bud a kind of sedge phase Root morphology, is followed successively by not nitrogen fertilizer application process, amide nitrogen fertilizer process, nitrate fertilizer process, ammonium fertilizer process and the process of different shape nitrogenous fertilizer apply from left to right.
Embodiment
The different nitrogenous fertilizer of embodiment 1 is on the impact of rape root, output and utilization rate of nitrogen fertilizer
Field test in 2012-2013 in Shayang County, Hubei Province once market town Zhang Chi village carry out.Supply examination rape variety to be " Hua-you-za No.9 ", adopt strip sowing planting mode, line space is 20cm, not thinning, and application rate is 300g/ mu.Test in sowing on September 20th, 2012, on May 15th, 2013 gathers in the crops.
Field test arranges 5 process, be respectively (1) not nitrogen fertilizer application process, (2) amide nitrogen fertilizer process, in process of the test, base manure is urea with the nitrogenous fertilizer topdressed, (3) nitrate fertilizer process, in process of the test, base manure is nitrocalcite with the nitrogenous fertilizer topdressed, (4) ammonium fertilizer process, in process of the test, base manure is ammonium chloride with the nitrogenous fertilizer topdressed, (5) different shape nitrogenous fertilizer apply process, adopt nitrate fertilizer, ammonium fertilizer and amide nitrogen fertilizer join applying method, wherein nitrate fertilizer, the part by weight that nitrogen in ammonium fertilizer and amide nitrogen fertilizer accounts for total nitrogen is respectively 20%, 40% and 40%, amide nitrogen fertilizer is urea, nitrate fertilizer is nitrocalcite, ammonium fertilizer is ammonium chloride.Except not nitrogen fertilizer application process, remain 4 process nitrogen input amounts identical, be 180kg N/hm
2.Plot area is 30m
2, each process repeats for 3 times, and completely random arranges.
Each process phosphorus, potassium, boron fertilizer consumption are equal, respectively 90kg P
2o
5/ hm
2, 120kg K
2o/hm
2with 15kg borax/hm
2.All Qualities are all disposable employed makes base manure, and nitrogenous fertilizer is carried seed manure and 20% fertilizer of surviving the winter according to 60% base manure, 20% and used.
From field test results, the nitrogenous fertilizer (nitric nitrogen: ammonium nitrogen: amidonitrogen=1:2:2) of our design obviously can promote grow (Fig. 1) of rape root, and rape root dry weight, total root length, root surface area and tip of a root number are all apparently higher than other process.Compared with amide nitrogen fertilizer process (namely produce custom and use urea), rape seedling root dry weight, total root length, root surface area and tip of a root number increase by 10.1%, 19.3%, 9.2% and 25 respectively.From final Semen Brassicae campestris output, and use compared with amide nitrogen fertilizer process, join and execute process and on average increase production 281kg/hm
2, stimulation ratio is 14.9%.The agronomy efficiency of nitrogenous fertilizer and Apparent Availability also all significantly improve, and on average add 18.1% and 15.9%.
The output of table 1 different treatment rape and utilization rate of nitrogen fertilizer
Embodiment 2 fertilizer special for cole and application effect thereof
Fertilizer special for cole in the present embodiment produces in Hubei Yi Shizhuan agricultural science and technology company limited the special fertilizer that fertilizer special for cole (20-7-8) basis is improved, and the part by weight that the nitrogen in the special fertilizer after improvement in nitrate fertilizer, ammonium fertilizer and amide nitrogen fertilizer accounts for total nitrogen is respectively 15.3%, 30.3% and 54.4%.The weight percent of macroelement (in pure nutrient) is: nitrogen 19.9, Vanadium Pentoxide in FLAKES 6.9, potassium oxide 8.0, medium trace element 5%.Macroelement active substance in fertilizer is provided by following substances respectively: amidonitrogen-urea, nitric nitrogen-calcium ammonium nitrate, ammonium nitrogen-ammonium sulfate and diammonium phosphate, Vanadium Pentoxide in FLAKES-diammonium phosphate, potassium oxide-Repone K.
The quantity of goods produced of amounting to into commercial preparation is following material (often producing 1 ton of fertilizer special for cole metering):
Be produced into compound fertilizer special for cole by above-mentioned raw materials mechanically mixing or according to prilling process, production method is with reference to Li Chunhua, Liang Guoqing chief editor, and compound fertilizer special formulating of recipe and production, Chemical Industry Press, July calendar year 2001 the 1st edition, the method for report was carried out.
In Shayang County, Hubei Province, once the demonstration test of direct-sowing rape field was carried out in market town and Wuxue City Mei Chuan town in 2013-2014 to utilize this fertilizer special for cole.The rape variety selected is " Hua-you-za No.9 ", and adopt live planting patterns, application rate is 300g/ mu.Field demonstration test arranges 3 process, be respectively (1) not fertilizer treatment, (2) ordinary cole special fertilizer process, " should execute strong " rape formula fertilizer that ordinary cole special fertilizer is produced by Yi Shizhuan agricultural science and technology company limited of Hubei Province, nitrogen, phosphorus, potassium nutrition content are respectively 20-7-8, wherein do not add nitrate fertilizer, per hectare amount of application is 750kg; (2) fertilizer special for cole process of the present invention, per hectare uses above-mentioned fertilizer special for cole 750kg.Fertilizer treatment plot area is not 30m
2, all the other two process plot area are 300m
2.
Compared with common fertilizer special for cole, after the process of the present embodiment fertilizer special for cole, Semen Brassicae campestris output on average increases 119kg/hm in Shayang County and Wuxue City
2and 143kg/hm
2, per hectare increases income Renminbi 615 and 747 yuan (Semen Brassicae campestris price every kilogram of Renminbi 5.20 yuan).Consider that fertilizer cost per hectare of the present invention on average increases by 200 yuan, final realization increases income 415 yuan and 547 yuan.The fertilizer the Agronomic Use Efficiency of two places improves 11.4% and 15.8% respectively.
Embodiment 3 fertilizer special for cole and application effect thereof
The part by weight that nitrogen in the fertilizer special for cole of the present embodiment in nitrate fertilizer, ammonium fertilizer and amide nitrogen fertilizer accounts for total nitrogen is respectively 25.0%, 35.5% and 39.5%.The weight percent of macroelement (in pure nutrient) is: nitrogen 19.8, Vanadium Pentoxide in FLAKES 6.9, potassium oxide 8.0, medium trace element 5%.Macroelement in fertilizer is provided by following substances respectively: amidonitrogen-urea, nitric nitrogen-calcium ammonium nitrate and nitrophosphate fertilizer, ammonium nitrogen-ammonium sulfate, diammonium phosphate and nitrophosphate fertilizer, Vanadium Pentoxide in FLAKES-diammonium phosphate and nitrophosphate fertilizer, potassium oxide-Repone K.
The quantity of goods produced of amounting to into commercial preparation is following material (often producing 1 ton of fertilizer special for cole metering):
This fertilizer special for cole is utilized to carry out the demonstration test of direct-sowing rape field in 2014-2015 in Shi Lipu town, Shayang County, Hubei Province.The rape variety selected is " China's oil assorted 62 ", and adopt live planting patterns, application rate is 300g/ mu.Field test arranges 3 process, be respectively (1) not fertilizer treatment, (2) ordinary cole special fertilizer process, " should execute strong " rape formula fertilizer that ordinary cole special fertilizer is produced by Yi Shizhuan agricultural science and technology company limited of Hubei Province, nitrogen, phosphorus, potassium nutrition content are respectively 20-7-8, wherein do not add nitrate fertilizer, per hectare amount of application is 750kg; (2) fertilizer special for cole process of the present invention, per hectare uses above-mentioned fertilizer special for cole 750kg.Fertilizer treatment plot area is not 30m
2, all the other two process plot area are 300m
2.
Compared with common fertilizer special for cole, after the process of the present embodiment fertilizer special for cole, Semen Brassicae campestris output on average increases 213kg/hm
2, per hectare increases income Renminbi 1108 yuan (Semen Brassicae campestris price every kilogram of Renminbi 5.20 yuan).Consider that the cost per hectare of fertilizer of the present invention on average increases by 300 yuan, final realization increases income 808 yuan, and fertilizer the Agronomic Use Efficiency improves 11.0% respectively.
Claims (4)
1. one kind is improved the nitrogenous fertilizer that rape root growth improves Oil-seed yield, it is characterized in that: described nitrogenous fertilizer is made up of amide nitrogen fertilizer, ammonium fertilizer and nitrate fertilizer, nitrogen in described nitrate fertilizer accounts for 15 ~ 30% of total nitrogen weight in nitrogenous fertilizer, the weight ratio of the nitrogen in the nitrogen in described nitrate fertilizer and described ammonium fertilizer is 1: 1.5 ~ 3, and remaining nitrogen is then supplied with amide nitrogen fertilizer.
2. improve the nitrogenous fertilizer that rape root growth improves Oil-seed yield as claimed in claim 1, it is characterized in that: described nitrate fertilizer is one or more in calcium ammonium nitrate, nitrocalcite, nitrophosphate fertilizer, described ammonium fertilizer is one or more in ammonium sulfate, ammonium chloride, diammonium phosphate, nitrophosphate fertilizer, and described amide nitrogen fertilizer is urea.
3. one kind is improved the fertilizer special for cole that rape root growth improves Oil-seed yield, it is characterized in that containing the nitrogenous fertilizer described in claim 1 or 2, pure nutrient containing following weight percent in described fertilizer special for cole: nitrogen 19.9%, Vanadium Pentoxide in FLAKES 6.9%, potassium oxide 8.0%, medium trace element >=5%.
4. improve the rape fertilization method that rape root growth improves Oil-seed yield, it is characterized in that: in the soil of plantation rape, apply fertilizer special for cole according to claim 3, per hectare soil applies described fertilizer special for cole 700 ~ 800kg.
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| CN201510347107.8A CN104961503B (en) | 2015-06-19 | 2015-06-19 | A kind of nitrogenous fertilizer for improving rape root growth and improving Oil-seed yield |
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| CN201510347107.8A CN104961503B (en) | 2015-06-19 | 2015-06-19 | A kind of nitrogenous fertilizer for improving rape root growth and improving Oil-seed yield |
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| CN104961503B CN104961503B (en) | 2017-12-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105294252A (en) * | 2015-10-28 | 2016-02-03 | 山东省花生研究所 | Special nitrogen fertilizer formula improving peanut root growth and increasing peanut yield |
| CN105340451A (en) * | 2015-12-01 | 2016-02-24 | 黑龙江八一农垦大学 | Nitrogenous fertilizer application method for improving content of tartronic acid in cucumbers |
| CN106612846A (en) * | 2016-12-05 | 2017-05-10 | 华中农业大学 | Rape nitrogen-applying method determined according to soil fertility, sowing time and mature period |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102674927A (en) * | 2012-04-27 | 2012-09-19 | 安徽天之野生物科技有限公司 | Organic composite nitrogenous fertilizer |
| CN102826890A (en) * | 2012-09-21 | 2012-12-19 | 史丹利化肥股份有限公司 | Efficient polymorphous fertilizer special for vegetables and preparation method thereof |
| CN103193535A (en) * | 2013-04-18 | 2013-07-10 | 天津芦阳化肥股份有限公司 | Quick-acting slow-released compound fertilizer and preparation method thereof |
| CN103265357A (en) * | 2013-05-06 | 2013-08-28 | 华中农业大学 | Rape topdressing fertilizer and rape fertilizing method |
-
2015
- 2015-06-19 CN CN201510347107.8A patent/CN104961503B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674927A (en) * | 2012-04-27 | 2012-09-19 | 安徽天之野生物科技有限公司 | Organic composite nitrogenous fertilizer |
| CN102826890A (en) * | 2012-09-21 | 2012-12-19 | 史丹利化肥股份有限公司 | Efficient polymorphous fertilizer special for vegetables and preparation method thereof |
| CN103193535A (en) * | 2013-04-18 | 2013-07-10 | 天津芦阳化肥股份有限公司 | Quick-acting slow-released compound fertilizer and preparation method thereof |
| CN103265357A (en) * | 2013-05-06 | 2013-08-28 | 华中农业大学 | Rape topdressing fertilizer and rape fertilizing method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105294252A (en) * | 2015-10-28 | 2016-02-03 | 山东省花生研究所 | Special nitrogen fertilizer formula improving peanut root growth and increasing peanut yield |
| CN105340451A (en) * | 2015-12-01 | 2016-02-24 | 黑龙江八一农垦大学 | Nitrogenous fertilizer application method for improving content of tartronic acid in cucumbers |
| CN105340451B (en) * | 2015-12-01 | 2017-11-17 | 黑龙江八一农垦大学 | A kind of nitrogen fertilizer applying method for improving cucumber hydroxymalonic acid content |
| CN106612846A (en) * | 2016-12-05 | 2017-05-10 | 华中农业大学 | Rape nitrogen-applying method determined according to soil fertility, sowing time and mature period |
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| CN104961503B (en) | 2017-12-26 |
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Effective date of registration: 20221230 Address after: 443113 No. 38, Hanyi Road, yaqueling Town, Yiling District, Yichang City, Hubei Province Patentee after: HUBEI YISHIZHUANG AGRICULTURAL TECHNOLOGY Co.,Ltd. Address before: 430070 No. 1 Lion Rock street, Hongshan District, Hubei, Wuhan Patentee before: HUAZHONG AGRICULTURAL University |
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