CN114264776A - Method for designing and dividing crop field test plot - Google Patents
Method for designing and dividing crop field test plot Download PDFInfo
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- CN114264776A CN114264776A CN202111590484.6A CN202111590484A CN114264776A CN 114264776 A CN114264776 A CN 114264776A CN 202111590484 A CN202111590484 A CN 202111590484A CN 114264776 A CN114264776 A CN 114264776A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 235000011684 Sorghum saccharatum Nutrition 0.000 claims abstract description 6
- 240000006394 Sorghum bicolor Species 0.000 claims abstract 2
- 230000035558 fertility Effects 0.000 claims description 25
- 239000002689 soil Substances 0.000 claims description 23
- 230000001681 protective effect Effects 0.000 claims description 6
- 241000196324 Embryophyta Species 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 3
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 3
- 238000003973 irrigation Methods 0.000 claims description 3
- 230000002262 irrigation Effects 0.000 claims description 3
- 239000004571 lime Substances 0.000 claims description 3
- 238000012258 culturing Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 abstract 1
- 241000209072 Sorghum Species 0.000 description 4
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
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Abstract
The invention discloses a method for designing and dividing crop field test plots, which belongs to the technical field of greenhouse heat preservation devices, selects corresponding test fields according to the variety types of different crops, acquires topographic data of the selected test fields, performs indoor design according to the acquired topographic data, arranges the test fields until the land strength is uniform, divides large-type blocks into the test fields, performs field design, finely divides the test plots into rows, unifies the field design every year, fixes the positions of walkways or channels, has a row spacing of marked rods, can insert marks by sorghum rods for marking, has the size of the ridges between the furrows being 20cm wide and inserts double marks to make the ridges 20cm wide, protects the standardization and utilization of rows, breeds or displays, improves the utilization rate of the test fields, saves the cost, standardizes the design and division of the crop field test plots and reduces errors, the representativeness, the accuracy and the precision of the test are improved.
Description
Technical Field
The invention relates to a crop field test, in particular to a method for designing and dividing a crop field test cell, belonging to the technical field of crop field tests.
Background
With the rapid development of modern agriculture, a plurality of new crop varieties are applied to production every year, and a plurality of intermediate field tests are required from breeding to popularization, which are important bridges and links connecting breeding to seed utilization.
The crop variety field test is one of effective measures for reducing variety use risk, protecting benefits of breeders, operators and users and guaranteeing agricultural production safety by governments, and plays an important role in accelerating variety popularization, improving crop yield and quality and ensuring food safety in China.
However, in practice, the phenomena of poor uniformity of the test field and the like generally exist, and the results of the field test are directly influenced.
The method for designing and dividing the crop field test cells is designed to solve the problems that a standard and definite method is lacked in the crop field test design and the specific operation of field division, errors are often caused, and the representativeness, the accuracy and the precision of the test are reduced.
Disclosure of Invention
The invention mainly aims to provide a method for designing and dividing a crop field test cell, which comprises the steps of selecting a corresponding test field according to the variety types of different crops, acquiring topographic data of the selected test field, carrying out indoor design according to the acquired topographic data, arranging the test field until the soil force is uniform, dividing large-type blocks of the test field, carrying out field design, finely dividing the test cell arrangement, unifying field design every year, fixing the positions of walkways or channels, carrying out row spacing with a marker rod, marking by inserting a sorghum rod, enabling the size of a ridge between furrows to be 20cm wide, inserting double markers to be 20cm wide, protecting the standardization and utilization of rows, carrying out various varieties or display, improving the utilization rate of the test field, saving the cost, standardizing the design division of the crop field test cell, reducing errors, and improving the representativeness of the test, Accuracy and precision.
The purpose of the invention can be achieved by adopting the following technical scheme:
a method for designing and dividing a crop field test plot comprises the following steps:
step 1: selecting a corresponding test land according to the variety types of different crops, and acquiring terrain data of the selected test land;
step 2: performing indoor design according to the acquired topographic data, and arranging the test field until the soil force is uniform;
and step 3: dividing large-type blocks of a test field, designing the field, and finely dividing test cell arrangement;
and 4, step 4: the design of fields is unified every year, and the positions of walkways or channels are fixed;
and 5: the marked rods are arranged along the row spacing, and the marking can be inserted into the marks by sorghum rods;
step 6: the size of each ridge between every two adjacent ridges is 20cm wide, and double marks are inserted to enable the width between every two adjacent ridges to be 20cm wide;
and 7: the specification and utilization of protection rows are various or shown.
Preferably, soil fertility is selected to be uniform and consistent in the selection of the test land in the step 1, the terrain is flat, the irrigation and drainage are convenient, the position is proper, the soil is not close to villages, forests, buildings and ponds, the distance between the soil and the villages is required to be more than 100m, and the distance between the soil and the buildings is required to be more than 20 m.
Preferably, the selection of the test field in step 1 requires consistent and uniform planting of previous crops in a field such as a production field.
Preferably, the soil fertility is continuously cultivated in step 2 according to the fertility condition of the test field, so that the soil fertility is uniform.
Preferably, the principle of field planning in step 3: the test adopts the completely random block and block comparison method arrangement design, the block arrangement should follow the principle of 'the minimum difference of test conditions in the blocks and the maximum difference of test conditions among the blocks', the arrangement direction of the blocks is consistent with the soil fertility gradient direction, namely the long side of the block is vertical to the trend change direction, and the long side of the cell is parallel to the trend change direction.
Preferably, the fertility is uniform, the direction of the test cell is in the north-south direction, the cell is rectangular, and the length-width ratio is 3-1: 1;
the fertility changes from west to east in a gradient way, the long side of the cell is parallel to the gradient change trend of the fertility, namely the row direction of the cell is arranged in the east-west direction.
Preferably, walkways with the plant height of 1/2-1: 1 must be reserved among test area groups, the widest is not more than 3m, and protection areas are arranged at the east and west ends;
a large protective belt is left around the test site for about 4m, so that the test is prevented from being damaged by birds, beasts and passers-by, and the treatment of each variety is kept relatively consistent;
during actual dividing, firstly determining south-north and east-west baselines, respectively reserving protective belts for about 4m, and adopting a rope pulling lime line drawing method according to the length and width of the cell inserting plate stepping lines on the indoor design drawing;
in order to eliminate the marginal influence of loose varieties on compact varieties and high-stalk varieties on low-stalk varieties, the spacing between tested cells is not more than 3m at the plant height of 1/2-1: 1.
The invention has the beneficial technical effects that:
the invention provides a method for designing and dividing crop field test plot, which selects corresponding test plot according to variety types of different crops, and obtaining the terrain data of the selected test field, performing indoor design according to the obtained terrain data, and arranging the test field until the ground force is uniform, the method comprises the steps of dividing large-type blocks of a test field, designing the field, finely dividing test cells, arranging, unifying field designs every year, fixing the positions of a walkway or a channel, arranging marking rods along the row spacing, marking lines by inserting sorghum rods, enabling the size of ridges between furrows to be 20cm wide, inserting double marks to be 20cm wide, protecting the standardization and utilization of rows, planting various seeds or displaying, improving the utilization rate of the test field, saving the cost, standardizing the design division of the test cells in the crop field, reducing errors, and improving the representativeness, the accuracy and the precision of the test.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail with reference to the following examples, but the embodiments of the present invention are not limited thereto.
The method for designing and dividing the crop field test plot comprises the following steps:
step 1: selecting a corresponding test land according to the variety types of different crops, and acquiring terrain data of the selected test land;
step 2: performing indoor design according to the acquired topographic data, and arranging the test field until the soil force is uniform;
and step 3: dividing large-type blocks of a test field, designing the field, and finely dividing test cell arrangement;
and 4, step 4: the design of fields is unified every year, and the positions of walkways or channels are fixed;
and 5: the marked rods are arranged along the row spacing, and the marking can be inserted into the marks by sorghum rods;
step 6: the size of each ridge between every two adjacent ridges is 20cm wide, and double marks are inserted to enable the width between every two adjacent ridges to be 20cm wide;
and 7: the standard and the utilization of the protection row are realized, and various varieties or displays are carried out, so that the utilization rate of the test field is improved, and the cost is saved.
In the embodiment, soil fertility is selected to be uniform and consistent in the selection of the test land in the step 1, the land is flat, the irrigation and drainage are convenient, the position is proper, the soil is not close to villages, forests, buildings and ponds, the distance between the soil and the villages is required to be more than 100m and the distance between the soil and the buildings is required to be more than 20 m.
In this example, the selection of the test plots in step 1 requires consistent and uniform planting of previous crops such as production fields, and newly reclaimed or newly filled plots cannot be used as test plots.
In this embodiment, in step 2, after the test field is selected, there is no special situation to ensure relative fixation, so as to facilitate more detailed understanding and recording of the fertility condition of the test field, and the fertility is continuously cultivated according to the fertility condition of the test field, so that the fertility is uniform.
In this example, the principle of field planning in step 3: the test adopts the completely random block and block comparison method arrangement design, the block arrangement should follow the principle of 'the minimum difference of test conditions in the blocks and the maximum difference of test conditions among the blocks', the arrangement direction of the blocks is consistent with the soil fertility gradient direction, namely the long side of the block is vertical to the trend change direction, and the long side of the cell is parallel to the trend change direction.
In the embodiment, the fertility is uniform, the direction of the test cell is arranged in the north-south direction, the cell is rectangular, and the length-width ratio is 3-1: 1;
the fertility changes from west to east in a gradient way, the long side of the cell is parallel to the gradient change trend of the fertility, namely the row direction of the cell is arranged in the east-west direction.
In the embodiment, walkways with the plant height of 1/2-1: 1 must be reserved among test area groups, the widest walkway is not more than 3m, and protection areas are arranged at the two ends of the east and west;
a large protective belt is left around the test site for about 4m, so that the test is prevented from being damaged by birds, beasts and passers-by, and the treatment of each variety is kept relatively consistent;
during actual dividing, firstly determining south-north and east-west baselines, respectively reserving protective belts for about 4m, and adopting a rope pulling lime line drawing method according to the length and width of the cell inserting plate stepping lines on the indoor design drawing;
in order to eliminate the marginal influence of loose varieties on compact varieties and high-stalk varieties on low-stalk varieties, the loose varieties can be planted in places where the edges and corners can not be utilized and where the test is not hindered), the inserting marks are inserted, the marks are not recycled, the farmland is not damaged after the rotting, and the distance between the tested cells is 1/2-1: 1 and is not more than 3 m.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (7)
1. A method for designing and dividing a crop field test plot is characterized by comprising the following steps: the method comprises the following steps:
step 1: selecting a corresponding test land according to the variety types of different crops, and acquiring terrain data of the selected test land;
step 2: performing indoor design according to the acquired topographic data, and arranging the test field until the soil force is uniform;
and step 3: dividing large-type blocks of a test field, designing the field, and finely dividing test cell arrangement;
and 4, step 4: the design of fields is unified every year, and the positions of walkways or channels are fixed;
and 5: the marked rods are arranged along the row spacing, and the marking can be inserted into the marks by sorghum rods;
step 6: the size of each ridge between every two adjacent ridges is 20cm wide, and double marks are inserted to enable the width between every two adjacent ridges to be 20cm wide;
and 7: the specification and utilization of protection rows are various or shown.
2. The method of claim 1, wherein the method comprises the steps of: in the step 1, soil fertility is selected to be uniform and consistent in the selection of the test land, the land is flat, the irrigation and drainage are convenient, the position is proper, the soil is not close to villages, forests, buildings and ponds, the distance between the soil and the villages is required to be more than 100m, and the distance between the soil and the ponds is required to be more than 20 m.
3. The method of claim 1, wherein the method comprises the steps of: the selection of the test field in step 1 requires consistent and uniform planting of previous crops in fields such as production fields.
4. The method of claim 1, wherein the method comprises the steps of: and (3) continuously culturing the soil fertility according to the fertility condition of the test field in the step 2 to ensure that the soil fertility is uniform.
5. The method of claim 1, wherein the method comprises the steps of: principle of field planning in step 3: the test adopts the completely random block and block comparison method arrangement design, the block arrangement should follow the principle of 'the minimum difference of test conditions in the blocks and the maximum difference of test conditions among the blocks', the arrangement direction of the blocks is consistent with the soil fertility gradient direction, namely the long side of the block is vertical to the trend change direction, and the long side of the cell is parallel to the trend change direction.
6. The method of claim 5, wherein the method comprises the steps of: the fertility is uniform, the direction of the test cell is arranged in the north-south direction, the cell is rectangular, and the length-width ratio is 3-1: 1;
the fertility changes from west to east in a gradient way, the long side of the cell is parallel to the gradient change trend of the fertility, namely the row direction of the cell is arranged in the east-west direction.
7. The method of claim 5, wherein the method comprises the steps of: the method comprises the following steps that a walkway with the plant height of 1/2-1: 1 must be reserved among test area groups, the widest walkway is not more than 3m, and protection areas are arranged at the east and the west ends;
a large protective belt is left around the test site for about 4m, so that the test is prevented from being damaged by birds, beasts and passers-by, and the treatment of each variety is kept relatively consistent;
during actual dividing, firstly determining south-north and east-west baselines, respectively reserving protective belts for about 4m, and adopting a rope pulling lime line drawing method according to the length and width of the cell inserting plate stepping lines on the indoor design drawing;
in order to eliminate the marginal influence of loose varieties on compact varieties and high-stalk varieties on low-stalk varieties, the spacing between tested cells is not more than 3m at the plant height of 1/2-1: 1.
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| CN202111590484.6A CN114264776A (en) | 2021-12-23 | 2021-12-23 | Method for designing and dividing crop field test plot |
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| CN202111590484.6A CN114264776A (en) | 2021-12-23 | 2021-12-23 | Method for designing and dividing crop field test plot |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115530030A (en) * | 2022-10-13 | 2022-12-30 | 江苏沿海地区农业科学研究所 | Green planting method for coastal beach sweet sorghum |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081994A (en) * | 2014-07-08 | 2014-10-08 | 中国农业科学院棉花研究所 | Screening and testing method for cotton varieties suitable for mechanical harvesting |
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2021
- 2021-12-23 CN CN202111590484.6A patent/CN114264776A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081994A (en) * | 2014-07-08 | 2014-10-08 | 中国农业科学院棉花研究所 | Screening and testing method for cotton varieties suitable for mechanical harvesting |
Non-Patent Citations (4)
| Title |
|---|
| 张欣荣;: "浅谈甘薯区域试验的误差控制与田间试验设计", 上海农业科技, no. 01, pages 69 - 70 * |
| 李存玲;: "浅析提高测土配方施肥田间试验精确度", 安徽农学通报(下半月刊), no. 18, pages 53 - 54 * |
| 杨青云等: "《农业技术职业教程》", 中原农民出版社, pages: 72 - 76 * |
| 苏正武;: "林木育种知识讲座 第六讲 表现型测定、田间试验(Ⅱ)", 辽宁林业科技, no. 03, pages 69 - 73 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115530030A (en) * | 2022-10-13 | 2022-12-30 | 江苏沿海地区农业科学研究所 | Green planting method for coastal beach sweet sorghum |
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