CN109588232A - A kind of cultural method improving summer corn high temperature resistant plantation performance - Google Patents
A kind of cultural method improving summer corn high temperature resistant plantation performance Download PDFInfo
- Publication number
- CN109588232A CN109588232A CN201811630186.3A CN201811630186A CN109588232A CN 109588232 A CN109588232 A CN 109588232A CN 201811630186 A CN201811630186 A CN 201811630186A CN 109588232 A CN109588232 A CN 109588232A
- Authority
- CN
- China
- Prior art keywords
- high temperature
- corn
- temperature resistant
- cultural method
- fertilizer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- A01G22/20—Cereals
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
Abstract
The invention belongs to summer corn planting technology fields, and in particular to a kind of cultural method for effectively improving summer corn high temperature resistant plantation performance.The cultural method of the present invention for improving summer corn high temperature resistant plantation performance, mid or late June is postponed till by the way that date of seeding will be planted, and the seeding method by changing original common equal line-spacings be narrow row away from wide row away from interval plantation, and in such a way that corn big bell mouth stage foliage-spray chemical control agent carries out external source adjusting, more it is aided with after Climatic regionalization generation, in the mode that foliage-spray foliar fertilizer is regulated and controled, pass through the synergistic effect of above-mentioned each link, influence of the high temperature stress to corn planting yield has been effectively relieved, has played the role of protecting producing guarantor's amount.
Description
Technical field
The invention belongs to summer corn planting technology fields, and in particular to one kind effectively improves summer corn high temperature resistant plantation performance
Cultural method.
Background technique
Corn also known as maize, ear of maize, maize etc. belong to grass family Zea.Corn rich in carbohydrate, protein,
The human bodies required nutriment such as vitamin, dietary fiber, minerals, especially its luteole rich in, linoleic acid and
Glutathione.Have shown that luteole be the constituent of human retina, linoleic acid is the required rouge of needed by human body in relation to research
Fat acid, glutathione have with raising immunity of organisms and anticancer function, dietary fiber delays blood glucose rise and removing enteron aisle
The functions such as rubbish.It may be said that corn whole body is treasured, play a significant role to human body abnormal metabolism is adjusted.
It is important grain required for world population that corn, which is important cereal crops, forage crop, light industry crop,
One of one of food and the raw material of industry, and be distributed widest cereal crops in the world, cultivated area is only second to wheat and water
Rice two occupies third position.China is located in corn gold growth band, is the second-biggest-in-the-world maize production and consumption for being only second to the U.S.
Big country, in China, corn is even more to have evolved into the first big industrial crops.
However, high temperature meteorological disaster takes place frequently by Gloal Climate Change Impact, maize production is seriously affected, especially
It is the season of growth in summer corn, is frequently run onto florescence high temperature, and occurrence frequency is high, continues as Global climate change shows
The development trend that time is long, heat evil degree is big, seriously threatens the safety in production of summer corn.Since the florescence is that corn coerces high temperature
Compel the reaction most sensitive stage, under florescence high temperature stress, maize male ears Floret development is obstructed, and causes pollen amount to reduce living with pollen
Power decline reduces and the underproduction so as to cause pollination setting percentage, has seriously affected the plantation yield of summer corn.Currently, right both at home and abroad
The research that high temperature resistant is coerced during corn planting is also extremely limited, and there has been no highly effective prevention and control measures in production practices.
Therefore, the high temperature stress in summer corn planting season how is coped with, to improve the high temperature resistant in summer corn planting process
Ability has positive meaning to stablizing and improving corn yield.
Summary of the invention
For this purpose, effectively improving summer corn high temperature resistant plantation performance technical problem to be solved by the present invention lies in one kind is provided
Cultural method, with solve the problems, such as in summer corn planting process in the prior art by high temperature slope influenced plant yield.
In order to solve the above technical problems, a kind of cultivation side for improving summer corn high temperature resistant plantation performance of the present invention
Method includes the following steps:
(1) it sows: according to the breeding time of selected corn variety, wide row and the mode at narrow row interval being taken to be broadcast
Kind；
(2) it applies fertilizer: using seed manure precisely with technology is broadcast, using the 50% of nitrogenous fertilizer total amount with whole phosphorus, potassium, zinc sulfate as kind
Fertilizer applies, and the nitrogenous fertilizer of residue 50% is imposed in jointing stage or toy trumpet mouth phase；
(3) restrain the growth of seedlings: carrying out restraining the growth of seedlings processing after emergence of corn；
(4) change control: carrying out foliage-spray chemical control agent in corn big bell mouth stage and carry out external source adjusting:
(5) field management field management: is carried out in the way of general corn planting；
(6) suitable period harvest: harvest operation is carried out according to corn maturity in due course, and advocates late receipts.
In the step (1), the sowing step is to be sowed mid-June, and the corn variety of non-refractory is made to exist
Pollination period of blooming avoids hot weather, to avoid or mitigate the Climatic regionalization extent of injury.
It in the step (1), controls in the seeding process, the line space of the wide row is 70-80cm, the narrow row
Line space is 30-50cm.
In the step (2), the fertilising step is to take to apply trace-element fertilizer in a manner of water tune fertilizer.
In the step (3), the restraining the growth of seedlings step is to carry out after corn seed is emerged 10-15 days, and control the crouching
Seedling stage is 20 ± 2 days.
In the step (4), the chemical control agent include glycine betaine, ethephon (CEPHA),2-(chloroethyl) phosphonic acid, calcium chloride solution, potassium dihydrogen phosphate and/or
Urea.
Preferably, in the chemical control agent, the concentration for controlling the glycine betaine is 40-60mg/L, controls the ethephon (CEPHA),2-(chloroethyl) phosphonic acid
Concentration is 500-700mg/L, the concentration of the control calcium chloride solution is 8-15mmol/L, the control potassium dihydrogen phosphate is
800-1000 times of dilution, the control urea are 600-800 times of dilution.
It further include after Climatic regionalization generation, in foliage-spray leaf in the field management step in the step (5)
The step of leaven.
Preferably, the foliar fertilizer is per hectare 12-18kg urea, in 5-8kg potassium dihydrogen phosphate, 4-5mg rape element
Ester is watered 400-500L and is made.
More preferably, the step of foliage-spray adjusting control agent terminate in florescence next day carry out and continue carry out 7-10 days.
The cultural method of the present invention for improving summer corn high temperature resistant plantation performance, postpones till June by that will plant date of seeding
The mode of the middle ten days and the last ten days, make corn florescence avoid by the end of July August just the high temperature frequent period, to avoid or mitigate Climatic regionalization harm
Degree；And the seeding method by changing original common 60 centimetres equal line-spacings be narrow row away from 30-50 centimetres and wide row away from 70-80
The mode of centimeter apart plantation, to enhance the ventilation and heat translucency of maize population；And in turn by corn big bell mouth stage
Foliage-spray chemical control agent carries out the mode of external source adjusting, to increase the nutrition of plant, and high temperature and drought can be prevented to functional leaf
Injury plays the role of anti-aging, stablizes setting percentage, protects production guarantor's amount；More preferably it is aided with after Climatic regionalization generation, Yu Ye
Face sprays the mode that foliar fertilizer is regulated and controled, to alleviate the loss of Climatic regionalization.Raising summer corn high temperature resistant kind of the present invention
The cultural method of performance is planted by the synergistic effect of above-mentioned each link, and high temperature stress has been effectively relieved to the shadow of corn planting yield
It rings, plays the role of protecting producing guarantor's amount.
Detailed description of the invention
In order to make the content of the present invention more clearly understood, it below according to specific embodiments of the present invention and combines
Attached drawing, the present invention is described in further detail, wherein
Fig. 1 is influence result of the wide-and narrow-row sowing to yield of Summer Corn；
Fig. 2 is influence result of the wide-and narrow-row sowing to summer corn grain number per spike；
Fig. 3 is influence result of the wide-and narrow-row sowing to Summer Corn Canopy temperature.
Specific embodiment
Embodiment 1
The cultural method of raising summer corn high temperature resistant plantation performance, includes the following steps: described in the present embodiment
(1) sowing time: since the continuous high temperature of long period under normal conditions is generally concentrated at late July to early August,
So that the corn variety of non-refractory is avoided hot weather in pollination period of blooming, avoids or mitigate the Climatic regionalization extent of injury, it can root
According to the breeding time of selected corn variety, adjusting date of seeding postpones till mid-June and is sowed, and is bloomed pollination with avoiding high temperature
Phase；
After planting, using wide, narrow row interval planting patterns, control big line space is 70cm to stubble-cleaning, controls small line space
For 50cm；
(2) apply fertilizer: preferably select the dedicated sustained-controll-release fertiliser of corn or stable fertilizer, recommend N P and K match (28-7-9) or
Close proportion fertilizer, dose 600kg/hm2-750kg/hm2.Common chemical fertilizer is selected, fertilizer can be prepared according to following amount of nutrients,
Purity nitrogen (N) 180kg/hm2-210kg/hm2, phosphorus (P2O5)60kg/hm2-90kg/hm2, potassium (K2O)120kg/hm2-150kg/hm2,
Zinc sulfate 15kg/hm2-30kg/hm2.The 50% of nitrogenous fertilizer total amount is applied with whole phosphorus, potassium, zinc sulfate as seed manure, seed manure point
From 8cm-10cm, burn seedlings is prevented.In jointing stage (expansion of 6-8 leaf) or toy trumpet mouth phase (expansion of 9-10 leaf), Nitrogen Top Dressing
50% (90kg/hm2-105kg/hm2).The operations such as trench digging, fertilising, suppression, top dressing position are once completed using cultivator-fertilizer
In plant row side 10cm-15cm, fertile bandwidth 3cm-5cm, another combine is poured water, and is used with the method for water tune fertilizer, accelerates fertilizer efficiency hair
It waves, improves nutrition status of the plant, enhance high-temperature resistance；
(3) restrain the growth of seedlings: in the restraining the growth of seedlings of the emergence laggard behavior phase 20d of 10-15d, obtaining it and improve heat-resisting ability, mitigate
The influence of florescence high temperature damage；
(4) change control: carrying out external source adjusting in the glycine betaine of corn big bell mouth stage (12 leaf exhibition) phase foliage-spray 50mg/L,
Certain moisture can directly be supplemented, increase plant nutrition, and injury of the high temperature and drought to functional leaf can be prevented, delayed senescence,
Stablize setting percentage, protect production；
(5) field management: field management is carried out in the way of general corn planting, and can be occurred in Climatic regionalization
Afterwards, the phase of reblooming terminates next day progress foliage-spray foliar fertilizer, twice daily, and continues to carry out 7-10d；The foliar fertilizer is every
Hectare 15kg urea, the potassium dihydrogen phosphate of 6kg, 4.5mg brassinosteroid, and be watered 450L and be made；
(6) suitable period harvest: carrying out harvest operation according to corn maturity in due course, advocates evening and receives, and harvests the mature mark of corn
Will is that seed milk-line disappears substantially, base portion black layer occurs.
Embodiment 2
The cultural method of raising summer corn high temperature resistant plantation performance, includes the following steps: described in the present embodiment
(1) sowing time: since the continuous high temperature of long period under normal conditions is generally concentrated at late July to early August,
So that the corn variety of non-refractory is avoided hot weather in pollination period of blooming, avoids or mitigate the Climatic regionalization extent of injury, it can root
According to the breeding time of selected corn variety, adjusting date of seeding postpones till mid-June and is sowed, and is bloomed pollination with avoiding high temperature
Phase；
After planting, using wide, narrow row interval planting patterns, control big line space is 80cm to stubble-cleaning, controls small line space
For 30cm；
(2) apply fertilizer: preferably select the dedicated sustained-controll-release fertiliser of corn or stable fertilizer, recommend N P and K match (28-7-9) or
Close proportion fertilizer, dose 600kg/hm2-750kg/hm2.Common chemical fertilizer is selected, fertilizer can be prepared according to following amount of nutrients.
Purity nitrogen (N) 180kg/hm2-210kg/hm2, phosphorus (P2O5)60kg/hm2-90kg/hm2, potassium (K2O)120kg/hm2-150kg/hm2,
Zinc sulfate 15kg/hm2-30kg/hm2.The 50% of nitrogenous fertilizer total amount is applied with whole phosphorus, potassium, zinc sulfate as seed manure, seed manure point
From 8cm-10cm, burn seedlings is prevented.In jointing stage (expansion of 6-8 leaf) or toy trumpet mouth phase (expansion of 9-10 leaf), Nitrogen Top Dressing
50% (90kg/hm2-105kg/hm2).The operations such as trench digging, fertilising, suppression, top dressing position are once completed using cultivator-fertilizer
In plant row side 10cm-15cm, fertile bandwidth 3cm-5cm, another combine is poured water, and is used with the method for water tune fertilizer, accelerates fertilizer efficiency hair
It waves, improves nutrition status of the plant, enhance high-temperature resistance；
(3) restrain the growth of seedlings: in the restraining the growth of seedlings of the emergence laggard behavior phase 20d of 10-15d, obtaining it and improve heat-resisting ability, mitigate
The influence of florescence high temperature damage；
(4) change control: carrying out external source tune in the ethephon (CEPHA),2-(chloroethyl) phosphonic acid of corn big bell mouth stage (12 leaf exhibition) phase foliage-spray 600mg/L
Section can directly supplement certain moisture, increase plant nutrition, and can prevent high temperature and drought to the injury of functional leaf, delay to decline
Always, stablize setting percentage, protect production；
(5) field management: field management is carried out in the way of general corn planting, and can be occurred in Climatic regionalization
Afterwards, the phase of reblooming terminates next day progress foliage-spray foliar fertilizer, twice daily, and continues to carry out 10d；The foliar fertilizer is every public affairs
Just 12kg urea, the potassium dihydrogen phosphate of 8kg, 4mg brassinosteroid are used, and is watered 450L and is made；
(6) suitable period harvest: carrying out harvest operation according to corn maturity in due course, advocates evening and receives, and harvests the mature mark of corn
Will is that seed milk-line disappears substantially, base portion black layer occurs.
Embodiment 3
The cultural method of raising summer corn high temperature resistant plantation performance, includes the following steps: described in the present embodiment
(1) sowing time: since the continuous high temperature of long period under normal conditions is generally concentrated at late July to early August,
So that the corn variety of non-refractory is avoided hot weather in pollination period of blooming, avoids or mitigate the Climatic regionalization extent of injury, it can root
According to the breeding time of selected corn variety, adjusting date of seeding postpones till mid-June and is sowed, and is bloomed pollination with avoiding high temperature
Phase；
After planting, using wide, narrow row interval planting patterns, control big line space is 80cm to stubble-cleaning, controls small line space
For 40cm；
(2) apply fertilizer: preferably select the dedicated sustained-controll-release fertiliser of corn or stable fertilizer, recommend N P and K match (28-7-9) or
Close proportion fertilizer, dose 600kg/hm2-750kg/hm2.Common chemical fertilizer is selected, fertilizer can be prepared according to following amount of nutrients.
Purity nitrogen (N) 180kg/hm2-210kg/hm2, phosphorus (P2O5)60kg/hm2-90kg/hm2, potassium (K2O)120kg/hm2-150kg/hm2,
Zinc sulfate 15kg/hm2-30kg/hm2.The 50% of nitrogenous fertilizer total amount is applied with whole phosphorus, potassium, zinc sulfate as seed manure, seed manure point
From 8cm-10cm, burn seedlings is prevented.In jointing stage (expansion of 6-8 leaf) or toy trumpet mouth phase (expansion of 9-10 leaf), Nitrogen Top Dressing
50% (90kg/hm2105kg/hm2).The operations such as trench digging, fertilising, suppression, top dressing position are once completed using cultivator-fertilizer
In plant row side 10cm-15cm, fertile bandwidth 3cm-5cm, another combine is poured water, and is used with the method for water tune fertilizer, accelerates fertilizer efficiency hair
It waves, improves nutrition status of the plant, enhance high-temperature resistance；
(3) restrain the growth of seedlings: in the restraining the growth of seedlings of the emergence laggard behavior phase 20d of 10-15d, obtaining it and improve heat-resisting ability, mitigate
The influence of florescence high temperature damage；
(4) change control: carrying out external source in corn big bell mouth stage (12 leaf exhibition) phase foliage-spray 10mmol/L calcium chloride solution
It adjusts, can directly supplement certain moisture, increase plant nutrition, and can prevent high temperature and drought from delaying to the injury of functional leaf
Aging stablizes setting percentage, protects production；
(5) field management: field management is carried out in the way of general corn planting, and can be occurred in Climatic regionalization
Afterwards, the phase of reblooming terminates next day progress foliage-spray foliar fertilizer, twice daily, and continues to carry out 10d；The foliar fertilizer is every public affairs
Just 18kg urea, the potassium dihydrogen phosphate of 5kg, 5mg brassinosteroid are used, and is watered 450L and is made；
(6) suitable period harvest: carrying out harvest operation according to corn maturity in due course, advocates evening and receives, and harvests the mature mark of corn
Will is that seed milk-line disappears substantially, base portion black layer occurs.
Embodiment 4
The cultural method of raising summer corn high temperature resistant plantation performance, includes the following steps: described in the present embodiment
(1) sowing time: since the continuous high temperature of long period under normal conditions is generally concentrated at late July to early August,
So that the corn variety of non-refractory is avoided hot weather in pollination period of blooming, avoids or mitigate the Climatic regionalization extent of injury, it can root
According to the breeding time of selected corn variety, adjusting date of seeding postpones till mid-June and is sowed, and is bloomed pollination with avoiding high temperature
Phase；
After planting, using wide, narrow row interval planting patterns, control big line space is 75cm to stubble-cleaning, controls small line space
For 40cm；
(2) apply fertilizer: preferably select the dedicated sustained-controll-release fertiliser of corn or stable fertilizer, recommend N P and K match (28-7-9) or
Close proportion fertilizer, dose 600kg/hm2-750kg/hm2.Common chemical fertilizer is selected, fertilizer can be prepared according to following amount of nutrients.
Purity nitrogen (N) 180kg/hm2-210kg/hm2, phosphorus (P2O5)60kg/hm2-90kg/hm2, potassium (K2O)120kg/hm2-150kg/hm2,
Zinc sulfate 15kg/hm2-30kg/hm2.The 50% of nitrogenous fertilizer total amount is applied with whole phosphorus, potassium, zinc sulfate as seed manure, seed manure point
From 8cm-10cm, burn seedlings is prevented.In jointing stage (expansion of 6-8 leaf) or toy trumpet mouth phase (expansion of 9-10 leaf), Nitrogen Top Dressing
50% (90kg/hm2-105kg/hm2).The operations such as trench digging, fertilising, suppression, top dressing position are once completed using cultivator-fertilizer
In plant row side 10cm-15cm, fertile bandwidth 3cm-5cm, another combine is poured water, and is used with the method for water tune fertilizer, accelerates fertilizer efficiency hair
It waves, improves nutrition status of the plant, enhance high-temperature resistance；
(3) restrain the growth of seedlings: in the restraining the growth of seedlings of the emergence laggard behavior phase 20d of 10-15d, obtaining it and improve heat-resisting ability, mitigate
The influence of florescence high temperature damage；
(4) change control: being carried out in 800 times of dilutions of corn big bell mouth stage (12 leaf exhibition) phase foliage-spray potassium dihydrogen phosphate outer
Source is adjusted, and can directly be supplemented certain moisture, be increased plant nutrition, and can prevent high temperature and drought from prolonging to the injury of functional leaf
Slow aging stablizes setting percentage, protects production；
(5) field management: field management is carried out in the way of general corn planting, and can be occurred in Climatic regionalization
Afterwards, the phase of reblooming terminates next day progress foliage-spray foliar fertilizer, twice daily, and continues to carry out 7-10d；The foliar fertilizer is every
Hectare 15kg urea, the potassium dihydrogen phosphate of 6kg, 4.5mg brassinosteroid, and be watered 450L and be made；
(6) suitable period harvest: carrying out harvest operation according to corn maturity in due course, advocates evening and receives, and harvests the mature mark of corn
Will is that seed milk-line disappears substantially, base portion black layer occurs.
Embodiment 5
The cultural method of raising summer corn high temperature resistant plantation performance, includes the following steps: described in the present embodiment
(1) sowing time: since the continuous high temperature of long period under normal conditions is generally concentrated at late July to early August,
So that the corn variety of non-refractory is avoided hot weather in pollination period of blooming, avoids or mitigate the Climatic regionalization extent of injury, it can root
According to the breeding time of selected corn variety, adjusting date of seeding postpones till mid-June and is sowed, and is bloomed pollination with avoiding high temperature
Phase；
After planting, using wide, narrow row interval planting patterns, control big line space is 75cm to stubble-cleaning, controls small line space
For 40cm；
(2) apply fertilizer: preferably select the dedicated sustained-controll-release fertiliser of corn or stable fertilizer, recommend N P and K match (28-7-9) or
Close proportion fertilizer, dose 600kg/hm2-750kg/hm2.Common chemical fertilizer is selected, fertilizer can be prepared according to following amount of nutrients.
Purity nitrogen (N) 180kg/hm2-210kg/hm2, phosphorus (P2O5)60kg/hm2-90kg/hm2, potassium (K2O)120kg/hm2-150kg/hm2,
Zinc sulfate 15kg/hm2-30kg/hm2.The 50% of nitrogenous fertilizer total amount is applied with whole phosphorus, potassium, zinc sulfate as seed manure, seed manure point
From 8cm-10cm, burn seedlings is prevented.In jointing stage (expansion of 6-8 leaf) or toy trumpet mouth phase (expansion of 9-10 leaf), Nitrogen Top Dressing
50% (90kg/hm2~105kg/hm2).The operations such as trench digging, fertilising, suppression, top dressing portion are once completed using cultivator-fertilizer
Position is poured water in plant row side 10cm-15cm, fertile bandwidth 3cm-5cm, another combine, and is used with the method for water tune fertilizer, is accelerated fertilizer efficiency
It plays, improves nutrition status of the plant, enhance high-temperature resistance；
(3) restrain the growth of seedlings: in the restraining the growth of seedlings of the emergence laggard behavior phase 20d of 10-15d, obtaining it and improve heat-resisting ability, mitigate
The influence of florescence high temperature damage；
(4) change control: carrying out external source tune in 800 times of dilutions of corn big bell mouth stage (12 leaf exhibition) phase foliage-spray urea
Section can directly supplement certain moisture, increase plant nutrition, and can prevent high temperature and drought to the injury of functional leaf, delay to decline
Always, stablize setting percentage, protect production；
(5) field management: field management is carried out in the way of general corn planting, and can be occurred in Climatic regionalization
Afterwards, the phase of reblooming terminates next day progress foliage-spray foliar fertilizer, twice daily, and continues to carry out 7-10d；The foliar fertilizer is every
Hectare 15kg urea, the potassium dihydrogen phosphate of 6kg, 4.5mg brassinosteroid, and be watered 450L and be made；
(6) suitable period harvest: carrying out harvest operation according to corn maturity in due course, advocates evening and receives, and harvests the mature mark of corn
Will is that seed milk-line disappears substantially, base portion black layer occurs.
Experimental example
1, wide-and narrow-row processing can dramatically increase yield of Summer Corn and grain number per spike
For stepping on extra large 605 kinds, respectively in a manner of equal line-spacings (60cm+60cm) sowing and same density wide-and narrow-row
The mode of (80cm+40cm) sowing compares, and thickness of sowing is 4500 plants/acre, carries out according to identical general planting mode
Yield of Summer Corn and grain number per spike are measured after planting (mode in such as embodiment 1) harvest, as a result respectively as shown in attached drawing 1-2.
Structure as shown in Figs. 1-2, using etc. line-spacings (60cm+60cm) sowing step on 605 average product 9.44t/hm of sea2,
It is 10.15t/hm that wide-and narrow-row (80cm+40cm), which steps on extra large 605 average products, under same density2, and grain number per spike is respectively 473/fringe
With 496/fringe.
As it can be seen that compared with conventional equal line-spacings sowing in the prior art, in such a way that width row interval of the present invention is sowed,
Yield of Summer Corn and grain number per spike can be dramatically increased, yield of Summer Corn and grain number per spike increase separately 7.60% and 4.94%, difference
Significantly (P < 0.05).
2, wide-and narrow-row processing can be effectively reduced summer spinning phase corncob position layer temperature
Obtain in 5 days spinning phases summer corn fringe position layer temperature, data during 8:00-18:00 automatically using moisture recorder
Analysis is using average value in 5 days, as a result as shown in Figure 3.
As it can be seen that compared to line-spacings (60cm+60cm) plantation is waited, wide-and narrow-row (80cm+40cm) processing mode temperature declines range
For 1.54%-6.70%, averagely decline 3.55% (although wherein 13:00 is increased, thus it is speculated that caused by may be direct sunlight
It influences).
3, chemical control agent performance acts on
6 different types of Summer Corn Varieties are selected, 3 processing modes are respectively set, three kinds of modes are using width
Row (80cm+40cm) seeding method, other plantations and processing mode are the same as experimental example 1；Wherein, I blank control is any not spray
Chemical control agent, II sprays 50mg/L glycine betaine for big bell mouth stage, and III sprays 10mmol/L calcium chloride for big bell mouth stage；Test produces
It is as shown in table 1 below to measure result.
1 chemical control agent of table is to test yield effect result
| Variety name | Blank control (kg/ mus) | Glycine betaine (kg/ mus) | Calcium chloride (kg/ mus) |
| Zheng Dan 958 | 771.49 | 788.47 | 792.14 |
| Step on sea 605 | 675.56 | 696.44 | 677.81 |
| First jade 047 | 628.51 | 684.91 | 668.72 |
| Shandong single 9066 | 558.17 | 611.85 | 570.11 |
| Linkage 808 | 464.09 | 546.05 | 560.80 |
| Shandong single 1108 | 528.00 | 585.33 | 574.49 |
By upper table result it is found that the addition of chemical control agent helps directly to supplement certain moisture, increases plant nutrition, and can
High temperature and drought is prevented to the injury of functional leaf, plays the role of anti-aging, stablizes setting percentage, protects production guarantor's amount.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of cultural method for improving summer corn high temperature resistant plantation performance, which comprises the steps of:
(1) it sows: according to the breeding time of selected corn variety, wide row and the mode at narrow row interval being taken to be sowed；
(2) it applies fertilizer: using seed manure precisely with technology is broadcast, using the 50% of nitrogenous fertilizer total amount with whole phosphorus, potassium, zinc sulfate as seed-fertilizer applying
Enter, the nitrogenous fertilizer of residue 50% is imposed in jointing stage or toy trumpet mouth phase；
(3) restrain the growth of seedlings: carrying out restraining the growth of seedlings processing after emergence of corn；
(4) change control: carrying out foliage-spray chemical control agent in corn big bell mouth stage and carry out external source adjusting:
(5) field management field management: is carried out in the way of general corn planting；
(6) suitable period harvest: harvest operation is carried out according to corn maturity in due course, and advocates late receipts.
2. the cultural method according to claim 1 for improving summer corn high temperature resistant plantation performance, which is characterized in that the step
Suddenly in (1), the sowing step is to be sowed mid-June, avoids the corn variety of non-refractory in pollination period of blooming
Hot weather, to avoid or mitigate the Climatic regionalization extent of injury.
3. the cultural method according to claim 1 or 2 for improving summer corn high temperature resistant plantation performance, which is characterized in that institute
It states in step (1), controls in the seeding process, the line space of the wide row is 70-80cm, and the line space of the narrow row is
30-50cm。
4. the cultural method according to claim 1-3 for improving summer corn high temperature resistant plantation performance, feature exist
In in the step (2), the fertilising step is to take to apply trace-element fertilizer in a manner of water tune fertilizer.
5. the cultural method according to claim 1-4 for improving summer corn high temperature resistant plantation performance, feature exist
In in the step (3), the restraining the growth of seedlings step is to carry out after corn seed is emerged 10-15 days, and control the restraining the growth of seedlings phase and be
20 ± 2 days.
6. the cultural method according to claim 1-5 for improving summer corn high temperature resistant plantation performance, feature exist
In in the step (4), the chemical control agent includes glycine betaine, ethephon (CEPHA),2-(chloroethyl) phosphonic acid, calcium chloride solution, potassium dihydrogen phosphate and/or urea.
7. the cultural method according to claim 6 for improving summer corn high temperature resistant plantation performance, which is characterized in that describedization
It controls in agent, the concentration for controlling the glycine betaine is 40-60mg/L, the concentration of the control ethephon (CEPHA),2-(chloroethyl) phosphonic acid is 500-700mg/L, control
The concentration of the calcium chloride solution is 8-15mmol/L, the control potassium dihydrogen phosphate is 800-1000 times of dilution, control institute
Stating urea is 600-800 times of dilution.
8. the cultural method according to claim 1-7 for improving summer corn high temperature resistant plantation performance, feature exist
In, in the step (5), in the field management step, further include Climatic regionalization generation after, in foliage-spray foliar fertilizer
Step.
9. the cultural method according to claim 8 for improving summer corn high temperature resistant plantation performance, which is characterized in that the leaf
Leaven is per hectare 12-18kg urea, 5-8kg potassium dihydrogen phosphate, 4-5mg brassinosteroid, is watered 400-500L and is made.
10. the cultural method for improving summer corn high temperature resistant plantation performance according to claim 8 or claim 9, which is characterized in that institute
The step of stating foliage-spray adjusting control agent terminate in florescence next day carry out and continue carry out 7-10 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811630186.3A CN109588232A (en) | 2018-12-28 | 2018-12-28 | A kind of cultural method improving summer corn high temperature resistant plantation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811630186.3A CN109588232A (en) | 2018-12-28 | 2018-12-28 | A kind of cultural method improving summer corn high temperature resistant plantation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109588232A true CN109588232A (en) | 2019-04-09 |
Family
ID=65964910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811630186.3A Pending CN109588232A (en) | 2018-12-28 | 2018-12-28 | A kind of cultural method improving summer corn high temperature resistant plantation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109588232A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110235716A (en) * | 2019-07-22 | 2019-09-17 | 河北省农林科学院遗传生理研究所（河北省农林科学院农产品质量安全研究中心） | A kind of cultural method improving summer corn heat-resisting quantity |
| CN110278843A (en) * | 2019-07-31 | 2019-09-27 | 安徽省农业科学院水稻研究所 | A kind of light simplified cultivation method of rice resistant to high temperatures |
| CN110338010A (en) * | 2019-07-15 | 2019-10-18 | 河南省农业科学院粮食作物研究所 | A kind of cultural method improving summer corn growth heat-resisting ability |
| CN110896751A (en) * | 2019-12-19 | 2020-03-24 | 安徽农业大学 | Method for relieving high-temperature heat damage of summer corn |
| CN112753569A (en) * | 2021-02-05 | 2021-05-07 | 楚雄彝族自治州农业科学院 | Method for cultivating new hybrid corn variety resistant to high temperature and heat damage |
| CN113079985A (en) * | 2021-04-12 | 2021-07-09 | 中国水稻研究所 | Key cultivation method for improving heat resistance of rice and application of key cultivation method in improving heat resistance of rice |
| CN113661888A (en) * | 2021-09-15 | 2021-11-19 | 河北省农林科学院旱作农业研究所 | Method for improving heat resistance of wheat in filling stage |
| CN114568227A (en) * | 2022-02-28 | 2022-06-03 | 山东省农业科学院 | Planting method for realizing yield increase of summer corn by close planting |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104996127A (en) * | 2015-06-30 | 2015-10-28 | 河南农业大学 | Maize planting method for ecologically mitigating flowering-stage high-temperature heat damage |
-
2018
- 2018-12-28 CN CN201811630186.3A patent/CN109588232A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104996127A (en) * | 2015-06-30 | 2015-10-28 | 河南农业大学 | Maize planting method for ecologically mitigating flowering-stage high-temperature heat damage |
Non-Patent Citations (3)
| Title |
|---|
| 王爱东: "萧县夏玉米生产中存在的问题及高产栽培技术", 《安徽农学通报》 * |
| 谷登瑞: "黄淮地区夏玉米抽雄吐丝期高温热害的发生及应对策略", 《乡村科技》 * |
| 贾相春等: "花期高温热害对周口市夏玉米种植的影响及管理对策", 《农民致富之友》 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338010A (en) * | 2019-07-15 | 2019-10-18 | 河南省农业科学院粮食作物研究所 | A kind of cultural method improving summer corn growth heat-resisting ability |
| CN110235716A (en) * | 2019-07-22 | 2019-09-17 | 河北省农林科学院遗传生理研究所（河北省农林科学院农产品质量安全研究中心） | A kind of cultural method improving summer corn heat-resisting quantity |
| CN110278843A (en) * | 2019-07-31 | 2019-09-27 | 安徽省农业科学院水稻研究所 | A kind of light simplified cultivation method of rice resistant to high temperatures |
| CN110896751A (en) * | 2019-12-19 | 2020-03-24 | 安徽农业大学 | Method for relieving high-temperature heat damage of summer corn |
| CN112753569A (en) * | 2021-02-05 | 2021-05-07 | 楚雄彝族自治州农业科学院 | Method for cultivating new hybrid corn variety resistant to high temperature and heat damage |
| CN113079985A (en) * | 2021-04-12 | 2021-07-09 | 中国水稻研究所 | Key cultivation method for improving heat resistance of rice and application of key cultivation method in improving heat resistance of rice |
| CN113661888A (en) * | 2021-09-15 | 2021-11-19 | 河北省农林科学院旱作农业研究所 | Method for improving heat resistance of wheat in filling stage |
| CN113661888B (en) * | 2021-09-15 | 2022-08-02 | 河北省农林科学院旱作农业研究所 | Method for improving heat resistance of wheat in filling stage |
| CN114568227A (en) * | 2022-02-28 | 2022-06-03 | 山东省农业科学院 | Planting method for realizing yield increase of summer corn by close planting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109588232A (en) | A kind of cultural method improving summer corn high temperature resistant plantation performance | |
| Shams | Combat degradation in rain fed areas by introducing new drought tolerant crops in Egypt | |
| CN105706686B (en) | A kind of evening receipts implantation methods based on the metabolism of Rhizosphere of Crops nitrogenous fertilizer | |
| CN104718927A (en) | Sorghum planting method | |
| CN109793003B (en) | Dwarfing and stalk strengthening agent for sesame and application technology thereof | |
| CN106717826A (en) | The implantation methods of corn with high yield | |
| CN104081998A (en) | High yield planting method for highland barley | |
| Shaheb et al. | Effect of harvest times on the yield and seed quality of French bean. | |
| Duan et al. | Depth of nitrogen fertiliser placement affects nitrogen accumulation, translocation and nitrate-nitrogen content in soil of rainfed wheat | |
| CN108464213B (en) | Flue-cured tobacco and quinoa intercropping planting method | |
| CN106305099A (en) | Corn planting method | |
| CN100482078C (en) | Plant nutriment regulator | |
| Subedi¹ | Maize and finger millet relay intercropping system in the hills of Nepal: Issues for sustainability | |
| CN108934845A (en) | A kind of implantation methods of oat | |
| CN110896809B (en) | Efficient cultivation method for intercropping corn and chrysanthemum nankingense | |
| CN111053009B (en) | High-oil cultivation regulation and control method for cyperus esculentus | |
| CN109429952B (en) | Early-panicle inhibitor for rice and application thereof | |
| CN106561221A (en) | Planting method of selenium-rich corn | |
| CN111699932A (en) | Green ecological planting method for cherry tomatoes | |
| CN104380951A (en) | Wheat-soybean-root mustard planting mode | |
| CN108934815A (en) | Sesame changes vegetablesization implantation methods by oil plant | |
| CN110036859B (en) | High-yield cultivation method of phaseolus calcaratus | |
| CN108812135A (en) | A kind of implantation methods of high-grade rice | |
| Hijam et al. | Utilization of harvested water for protective irrigation and mulching with integrated nutrient management to mitigate dryspell for maize (Zea mays L.) production under dryland conditions | |
| CN111264327B (en) | Spring peanut-spring tobacco ecological high-yield planting method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190409 |
|
| RJ01 | Rejection of invention patent application after publication |