CN114524686A - Arbuscular mycorrhizal fungi microbial inoculum and method for improving yield and quality of peanuts in saline-alkali soil - Google Patents
Arbuscular mycorrhizal fungi microbial inoculum and method for improving yield and quality of peanuts in saline-alkali soil Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
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- C05F11/08—Organic fertilisers containing added bacterial cultures, mycelia or the like
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- A01C21/005—Following a specific plan, e.g. pattern
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- 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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- 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
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Abstract
The invention belongs to the technical field of organic fertilizer and microbial fertilizer utilization, and discloses an arbuscular mycorrhizal fungal inoculant and a method for improving yield and quality of peanuts in saline-alkali soil. Arbuscular mycorrhizal fungal inocula for improving yield quality of peanuts in saline and alkaline land consist of Rhizopus irregularis, Rhizopus clarum, Glomus lamellisum, and Fusnelliformis mosseae according to a ratio of 1: 1: 1: 1, uniformly mixing to obtain the arbuscular mycorrhizal fungi microbial inoculum for improving the yield and the quality of the peanuts in the saline-alkali soil, drying, shading, sealing and storing. The invention clarifies the effect of the novel arbuscular mycorrhizal fungi fungicide on improving the yield and quality of peanuts in saline-alkali soil, and provides theoretical basis and technical support for large-area application and popularization of the fungicide in the saline-alkali soil.
Description
Technical Field
The invention belongs to the technical field of organic fertilizer and microbial fertilizer utilization, and particularly relates to an arbuscular mycorrhizal fungal inoculant and a method for improving yield and quality of peanuts in saline-alkali soil.
Background
At present, peanuts are moderate salt-tolerant crops, but the saline-alkali soil planting technology is still immature. The conventional method for planting peanuts in saline-alkali soil has the defects of low yield, poor quality and low economic benefit, and restricts the production of the peanut saline-alkali soil. The arbuscular mycorrhizal fungi can improve the soil environment of the plant root system and improve the absorption of the peanuts on nutrient substances and the resistance of the peanuts to adversity stress. Therefore, the popularization of the arbuscular mycorrhizal fungal inoculant for improving the yield and the quality of the peanuts in the saline-alkali soil and the use method thereof are important ways for improving the planting technology of the peanuts in the saline-alkali soil, improving the yield and the quality of the peanuts, improving the planting structure, effectively relieving the paradise among grain crops, cotton crops and oil crops and realizing the sustainable development of the saline-alkali soil.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) the prior art is less developed with the technology for improving the yield and the quality of peanuts under the condition of saline-alkali soil.
(2) The prior art does not reasonably improve the method for improving the yield and the quality of the peanut saline-alkali soil by using the arbuscular mycorrhizal fungi microbial inoculum for the peanuts. The yield of the obtained groundnut saline-alkali soil is low, and the quality is poor.
(3) The prior art does not analyze the key effect of arbuscular mycorrhizal fungi on improving the yield of peanuts in saline-alkali soil and does not disclose the change characteristics of peanut quality indexes such as the content of protein, fat, oleic acid and linoleic acid and the oil-to-fat ratio, so that the yield and the quality of the saline-alkali soil of the peanuts are low.
The difficulty in solving the above problems and defects is: the method is characterized by how to match the arbuscular mycorrhizal fungi agent, the use method of the arbuscular mycorrhizal fungi agent in the saline-alkali soil, and the application of the arbuscular mycorrhizal fungi agent in production practice, so that the yield and the quality of the peanuts in the saline-alkali soil are practically improved.
The significance of solving the problems and the defects is as follows: the method can help to analyze the key effect of arbuscular mycorrhizal fungi on the yield improvement of the peanut planting in the saline-alkali soil; revealing the change characteristics of peanut quality indexes such as protein, fat, oleic acid, linoleic acid content, oil sub-ratio and the like; further elucidating the effect of the novel arbuscular mycorrhizal fungi microbial inoculum on improving the yield and quality of the peanuts in the saline-alkali soil, and providing theoretical basis and technical support for large-area application and popularization of the microbial inoculum in the saline-alkali soil.
Disclosure of Invention
In order to overcome the problems in the related art, the disclosed embodiment of the invention provides an arbuscular mycorrhizal fungi microbial inoculum and a method for improving the yield and quality of peanuts in saline-alkali soil.
The technical scheme is as follows: an arbuscular mycorrhizal fungal inoculant for improving yield and quality of peanuts in saline and alkaline land, consisting of Rhizophora rugosa (Rhizophagus irregularis), Gliocladium gmelinii (Rhizophagus clarum), Glomus lamellisum, and Gliocladium morganii (Fusneliformis mosseae) in a volume ratio of 1: 1: 1: 1, mixing uniformly.
The invention also aims to provide a method for improving the yield and quality of peanuts in saline-alkali soil by using the arbuscular mycorrhizal fungi fungicide for improving the yield and quality of peanuts in saline-alkali soil, which comprises the following steps:
step one, rhizomatophagia irregularity (Rhizophagus angularis), Glomus alatus (Rhizophagus clavum), Glomus lamellis (Glomus lamellosum), and Glomus capsulatus (funnelliformis mosseae) in a volume ratio of 1: 1: 1: 1, uniformly mixing to obtain an arbuscular mycorrhizal fungi microbial inoculum for improving the yield and quality of peanuts in saline-alkali soil, and drying, shading, sealing and storing;
and step two, applying the arbuscular mycorrhizal fungi agent for improving the yield and quality of the peanuts in the saline-alkali land, and analyzing the influence of the arbuscular mycorrhizal fungi agent for improving the yield and quality of the peanuts in the saline-alkali land on the yield and quality of two peanut varieties in the saline-alkali land.
In an embodiment, the second step specifically includes:
firstly, sowing the variety adopted in the test according to 750kg/hm2Applying a compound fertilizer as a base fertilizer;
and secondly, setting various processing methods for fine sowing of peanut varieties.
In one embodiment, the second step of fine seeding of the peanut variety by using the following processing method specifically comprises: planting the peanut products and culturing the flowers 22 singly (only planting the flowers and culturing the flowers 22 on the land), the ridge distance is 90cm, the small row distance on the ridge is 30cm, the large row distance is 60cm, 1 grain precision sowing in one hole is carried out, the hole distance is 17cm, 8800 holes/mu; the above fine sowing process was repeated 4 times.
In one embodiment, the second step of fine seeding of the peanut variety by using the following processing method specifically comprises: the method comprises the following steps of (1) performing single cropping of the flower culture 22 of the peanut product (only planting the flower culture 22 on the land), wherein the ridge distance is 90cm, the small row distance on the ridge is 30cm, the large row distance is 60cm, 1 seed is sowed in one hole, the hole distance is 17cm, 8800 holes/mu, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing; the above fine sowing process was repeated 4 times.
In one embodiment, the second step of fine seeding of the peanut variety by using the following processing method specifically comprises: planting 25 single crops of the peanut products and the flower seedlings (only planting 25 flowers on the land), wherein the ridge distance is 90cm, the small row distance on the ridge is 30cm, the large row distance is 60cm, 1 seed is sowed in one hole, the hole distance is 17cm, and 8800 holes/mu; the above fine sowing process was repeated 4 times.
In one embodiment, the second step of fine seeding of the peanut variety by using the following processing method specifically comprises: 25 single-cropping of the peanut product, namely planting flowers and breeding flowers (only 22 planting flowers and breeding flowers) on the land, wherein the ridge distance is 90cm, the small row distance on the ridge is 30cm, the large row distance is 60cm, 1 seed is sowed in one hole, the hole distance is 17cm, 8800 holes/mu, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing; the above fine sowing process was repeated 4 times.
In one embodiment, the step two flower production and yield contributing factors include: determining the weight of hundreds of fruits, the plumpness, the number of single-plant fruits and the actual yield in the mature period of the peanuts;
quality: and (3) measuring the contents of protein, fat, oleic acid and linoleic acid and the oil sub-ratio in the mature period of the peanuts.
The invention also aims to provide application of the arbuscular mycorrhizal fungi microbial inoculum for improving the yield and quality of the peanuts in the saline-alkali soil in preparation of the fertilizer for improving the yield and quality of the peanuts in the saline-alkali soil.
By combining all the technical schemes, the invention has the advantages and positive effects that:
the invention analyzes the influence of the arbuscular mycorrhizal fungi agent on the yield and the quality of two peanut varieties. The method is used for improving the yield and quality of the peanuts planted in the saline-alkali soil. The invention has the advantages that the relative water content and the photosynthetic rate of the peanut leaves can be improved in the growth process of the peanuts, so that the water retention capacity and the photosynthesis of the leaves are increased, the relative conductivity of the leaves is reduced, and the adverse effect of the saline-alkali soil planting on the growth of the peanuts is reduced. Under saline-alkali conditions, the higher the relative water content, the lower the relative conductivity, and the stronger the salt tolerance of the plant. The arbuscular mycorrhizal fungi microbial inoculum can improve the salt tolerance of peanuts, improve photosynthesis and obviously improve the yield and quality of the peanuts in saline-alkali lands. In the aspect of yield, the weight of hundreds of fruits, the full fruit rate, the single-plant fruit number and the actual yield of peanuts in the saline-alkali land are obviously improved. In the aspect of quality, indexes such as protein, fat, oleic acid, linoleic acid content, oil sub-ratio and the like of the peanuts in the saline-alkali land are also obviously improved, and the quality of the peanuts is improved comprehensively. The method has the advantages that the yield or the quality of the peanuts planted in the saline-alkali soil is improved more than singly, but the yield and the quality of the peanuts are improved simultaneously, so that the yield and the quality of the peanuts are ensured, and the method has important significance for improving the yield and the quality of the peanuts and improving and utilizing the saline-alkali soil. The invention clarifies the effect of the novel arbuscular mycorrhizal fungi microbial inoculum on improving the yield and quality of peanuts in saline-alkali soil, and provides theoretical basis and technical support for large-area application and popularization of the microbial inoculum in the saline-alkali soil.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a flow chart of a method for improving yield and quality of peanuts in saline-alkali soil according to an embodiment of the invention.
FIG. 2 is a flow chart provided by the embodiment of the invention for applying and analyzing the influence of the arbuscular mycorrhizal fungal inoculant on the yield and quality of two peanut varieties in saline-alkali soil.
FIG. 3 is a graph showing the effect of arbuscular mycorrhizal fungi on the relative water content of leaves of peanut variety 22 in saline-alkali soil.
FIG. 4 is a graph showing the effect of arbuscular mycorrhizal fungi on the relative water content of leaves of 25 peanut varieties floriated in saline-alkali soil.
FIG. 5 is a graph showing the effect of arbuscular mycorrhizal fungi on the relative conductivity of leaves of peanut variety 22 in saline-alkali soil.
FIG. 6 is a graph showing the effect of arbuscular mycorrhizal fungi on the relative conductivity of leaves of 25 peanut varieties florinated in saline-alkali soil.
FIG. 7 is a graph showing the effect of arbuscular mycorrhizal fungi on the maximum photochemical efficiency of a 22 peanut variety florinated in a saline-alkali soil.
FIG. 8 is a graph showing the effect of arbuscular mycorrhizal fungi on the maximum photochemical efficiency of a saline-alkali soil floral-breeding 25 peanut variety.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The invention provides an arbuscular mycorrhizal fungi microbial inoculum for improving yield and quality of peanuts in saline-alkali soil, which consists of Rhizopus irregularis, Glomus graminis (Rhizopus clarum), Glomus lamellis (Glomus lamellosum) and Glomus molesta (Fusneliformis mosseae) in a volume ratio of 1: 1: 1: 1, mixing uniformly.
As shown in fig. 1, the embodiment of the invention provides a method for improving yield and quality of peanuts in saline-alkali soil, which is to perform a test by adopting a field test method and a yield comparison method on the basis of utilizing an arbuscular mycorrhizal fungi microbial inoculum with a novel formula; the method specifically comprises the following steps:
s101, four arbuscular mycorrhizal fungi, namely, Rhizopus irregularis, Gliocladium gmelinum (Rhizopus clarum), Glomus lamellillum (Glomus lamellillum), and Pleurotus mosseae (Funneliformis mosseae) are mixed according to a volume ratio of 1: 1: 1: 1, uniformly mixing, drying, shading, sealing and storing;
four arbuscular mycorrhizal fungi belong to the prior art and are found in the following ways.
Irregular root bacteriophages (Rhizophagus irregularis) are derived from the national network of knowledge (https:// www.cnki.net /) industrial microorganisms 2018,48(04) & influence of different exogenous nitrogen on the infestation of cotton plants and nitrogen-phosphorus transport by the arbuscular mycorrhizal fungus Rhizophagus irregularis.
Glomus capsulatus (Rhizopagus clarum) comes from traditional Chinese medicine 2016,39(10) from the national grid of Dermata (https:// www.cnki.net /), the influence of inoculated AM fungus on the growth and photosynthetic properties of costustoot seedlings.
Glomus lamellosum comes from the national network of knowledge (https:// www.cnki.net /) university of southwest university (Nature science edition) 2012,34(04), "influence of water stress and inoculation of arbuscular mycorrhiza on morphological characteristics of Cinnamomum camphora seedling root system" ("Glomus lamellosum")
Sclerotium morssii (Fusneliformis mossea) comes from the Chinese knowledgebase (https:// www.cnki.net /) Soy science 2020,39(06) < influence of inoculation of Fusarium morssii (Fusneliformis mossea) on net photosynthetic rate and yield and quality of soybeans >.
S102, applying the arbuscular mycorrhizal fungi microbial inoculum for improving the yield and the quality of the peanuts in the saline-alkali land, and analyzing the influence of the arbuscular mycorrhizal fungi microbial inoculum for improving the yield and the quality of the peanuts in the saline-alkali land on the yield and the quality of two peanut varieties in the saline-alkali land
In a preferred embodiment of the present invention, as shown in fig. 2, the step S102 of applying an arbuscular mycorrhizal fungal inoculant for improving the yield and quality of peanuts in the saline-alkali soil and analyzing the influence of the arbuscular mycorrhizal fungal inoculant for improving the yield and quality of peanuts in the saline-alkali soil on the yield and quality of two peanut varieties in the saline-alkali soil specifically includes:
s201, sowing the variety adopted in the test according to 750kg/hm2Applying a compound fertilizer as a base fertilizer;
s202, setting four processing methods for fine sowing of peanut varieties.
In a preferred embodiment of the present invention, the four processing methods in step S202 include:
treatment 1: the method comprises the following steps of (1) carrying out single cropping on the peanut seeds and the flowers, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, the fine sowing is carried out on 1 seed in one hole, the hole distance is 17cm, and 8800 holes/mu;
and (3) treatment 2: the method comprises the following steps of (1) carrying out single cropping on the peanut seeds with the flower cultivation of 22 cm, wherein the ridge distance is 90cm, the small row distance on ridges is 30cm, the large row distance is 60cm, the fine sowing is carried out on 1 seed in one hole, the hole distance is 17cm, 8800 holes/mu is carried out, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing;
and (3) treatment: the method comprises the following steps of (1) carrying out 25 single cropping on the seed flowers of the peanuts, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, the fine sowing is carried out on the seeds with 1 seed in one hole, the hole distance is 17cm, and the hole/mu is 8800;
and (4) treatment: the method comprises the following steps of performing 25 single cropping on the seed flowers of the peanut, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, 1 seed is subjected to precision sowing in one hole, the hole spacing is 17cm, 8800 holes/mu is obtained, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing;
each cell area processed was 81m2Each treatment was repeated 4 times, with 16 cells in the field arranged in random blocks.
In a preferred embodiment of the present invention, the peanut yield and the yield factors in step S202 include:
yield and yield-constituting factors: and determining the weight of hundreds of fruits, the plumpness, the number of single-plant fruits and the actual yield in the mature period of the peanuts.
Quality: and (3) measuring the contents of protein, fat, oleic acid and linoleic acid and the oil sub-ratio in the mature period of the peanuts.
The technical effects of the present invention will be further described below with reference to specific experiments.
Experiments show that:
the influence of the arbuscular mycorrhizal fungicide on the yield of the peanuts in the saline-alkali land and the yield forming factors is shown in table 1, and the influence of the arbuscular mycorrhizal fungicide on the quality of the peanuts in the saline-alkali land is shown in table 2. The influence of the arbuscular mycorrhizal bacterial agent on the relative water content of the leaves of the saline-alkali land flower-cultivated 22 peanut variety is shown in a graph 3, the influence of the arbuscular mycorrhizal bacterial agent on the relative water content of the leaves of the saline-alkali land flower-cultivated 25 peanut variety is shown in a graph 4, the influence of the arbuscular mycorrhizal bacterial agent on the relative conductivity of the leaves of the saline-alkali land flower-cultivated 22 peanut variety is shown in a graph 5, the influence of the arbuscular mycorrhizal bacterial agent on the relative conductivity of the leaves of the saline-alkali land flower-cultivated 25 peanut variety is shown in a graph 6, the influence of the arbuscular mycorrhizal bacterial agent on the maximum photochemical efficiency of the saline-alkali land flower-cultivated 22 peanut variety is shown in a graph 7, and the influence of the arbuscular mycorrhizal bacterial agent on the maximum photochemical efficiency of the saline-alkali land flower-cultivated 25 peanut variety is shown in a graph 8.
TABLE 1 influence of arbuscular mycorrhizal agents on yield and yield-constituting factors of peanuts in saline-alkali lands
TABLE 2 influence of arbuscular mycorrhizal agents on the quality of peanuts in saline-alkali lands
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.
Claims (10)
1. An arbuscular mycorrhizal fungal inoculant for improving yield and quality of peanuts in saline-alkali land, wherein the arbuscular mycorrhizal fungal inoculant for improving yield and quality of peanuts in saline-alkali land consists of Rhizophora (Rhizophagus irregularis), Glomus gramineus (Rhizophagus clarum), Glomus lamellicularis (Glomus lamellosum), and Glomus molesta (Fusneliformis mossea) in a volume ratio of 1: 1: 1: 1, mixing uniformly.
2. The arbuscular mycorrhizal fungal inoculant for improving the yield and the quality of peanuts in saline-alkali soil according to claim 1, wherein the using amount of the arbuscular mycorrhizal fungal inoculant for improving the yield and the quality of peanuts in saline-alkali soil is 0.1g per hole.
3. The method for improving the yield and quality of the peanuts in the saline-alkali soil by using the arbuscular mycorrhizal fungi fungicide for improving the yield and quality of the peanuts in the saline-alkali soil according to claim 1, wherein the method for improving the yield and quality of the peanuts in the saline-alkali soil comprises the following steps:
first, Rhizopus angusta (Rhizopus angulus angularis), Glomus Minus (Rhizopus clarum), Glomus lamellis (Glomus lamellosum), and Pediophora mollissima (Fusneliformis mosseae) were performed according to a 1: 1: 1: 1, uniformly mixing to obtain an arbuscular mycorrhizal fungi microbial inoculum for improving the yield and quality of the peanuts in the saline-alkali soil, drying, shading, sealing and storing;
and step two, applying the arbuscular mycorrhizal fungi agent for improving the yield and quality of the peanuts in the saline-alkali land, and analyzing the influence of the arbuscular mycorrhizal fungi agent for improving the yield and quality of the peanuts in the saline-alkali land on the yield and quality of two peanut varieties in the saline-alkali land.
4. The method for improving the yield and quality of peanuts in saline-alkali soil according to claim 3, wherein the second step specifically comprises the following steps:
the first step, after the variety adopted in the test is sown, the seed is sown according to 750kg/hm2Applying a compound fertilizer as a base fertilizer;
and secondly, setting various processing methods for fine sowing of peanut varieties.
5. The method for improving the yield and the quality of the peanuts in the saline-alkali soil according to claim 4, wherein in the second step, the fine sowing of the peanut varieties is carried out by using the following processing method, and the method specifically comprises the following steps: the method comprises the following steps of (1) carrying out single cropping on the peanut seeds and the flowers, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, the fine sowing is carried out on 1 seed in one hole, the hole distance is 17cm, and 8800 holes/mu; the above fine sowing process was repeated 4 times.
6. The method for improving the yield and the quality of the peanuts in the saline-alkali soil according to claim 4, wherein in the second step, the fine sowing of the peanut varieties is carried out by using the following processing method, and the method specifically comprises the following steps: the method comprises the following steps of (1) carrying out single cropping on the peanut seeds with the flower cultivation of 22 cm, wherein the ridge distance is 90cm, the small row distance on ridges is 30cm, the large row distance is 60cm, the fine sowing is carried out on 1 seed in one hole, the hole distance is 17cm, 8800 holes/mu is carried out, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing; the above fine sowing process was repeated 4 times.
7. The method for improving the yield and the quality of the peanuts in the saline-alkali soil according to claim 4, wherein in the second step, the fine sowing of the peanut varieties is carried out by using the following processing method, which specifically comprises the following steps: the method comprises the following steps of (1) carrying out 25 single cropping on the seed flowers of the peanuts, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, the fine sowing is carried out on the seeds with 1 seed in one hole, the hole distance is 17cm, and the hole/mu is 8800; the above fine sowing process was repeated 4 times.
8. The method for improving the yield and the quality of the peanuts in the saline-alkali soil according to claim 4, wherein in the second step, the fine sowing of the peanut varieties is carried out by using the following processing method, and the method specifically comprises the following steps: the method comprises the following steps of performing 25 single cropping on the seed flowers of the peanut, wherein the ridge distance is 90cm, the small row spacing on ridges is 30cm, the large row spacing is 60cm, 1 seed is subjected to precision sowing in one hole, the hole spacing is 17cm, 8800 holes/mu is obtained, and 0.1g of arbuscular mycorrhizal fungi fungicide is applied to each hole 1cm below the seeds before sowing; the above fine sowing process was repeated 4 times.
9. The method for improving the yield and quality of peanuts in saline-alkali soil according to claim 3, wherein the yield and yield factors of the second step comprise: determining the weight of hundreds of fruits, the plumpness, the number of single-plant fruits and the actual yield in the mature period of the peanuts;
quality: and (3) measuring the contents of protein, fat, oleic acid and linoleic acid and the oil sub-ratio in the mature period of the peanuts.
10. The application of the arbuscular mycorrhizal fungi agent for improving the yield and the quality of the peanuts in the saline-alkali soil according to any intention of claims 1-2 in preparing a fertilizer for improving the yield and the quality of the peanuts in the saline-alkali soil.
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| CN115960730A (en) * | 2023-01-13 | 2023-04-14 | 青岛农业大学 | Fungus and bacterium composite preparation and application thereof in promoting peanut growth and salt resistance |
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