CN111875434B - Cold-resistant and vernalization-promoting tea tree liquid fertilizer and application thereof - Google Patents

Cold-resistant and vernalization-promoting tea tree liquid fertilizer and application thereof Download PDF

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CN111875434B
CN111875434B CN202010732263.7A CN202010732263A CN111875434B CN 111875434 B CN111875434 B CN 111875434B CN 202010732263 A CN202010732263 A CN 202010732263A CN 111875434 B CN111875434 B CN 111875434B
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tea
liquid fertilizer
cold
vernalization
resistant
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CN111875434A (en
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赵磊
葛照嘉
刘军
张存家
邹海平
王培强
张新富
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Qingdao Agricultural University
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    • 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
    • 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
    • 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

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  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Environmental Sciences (AREA)
  • Fertilizers (AREA)

Abstract

The invention discloses a cold-resistant and vernalization-promoting tea tree liquid fertilizer, which comprises earthworm hydrolysate and fish protease hydrolysate in a mass ratio of 1:1, wherein the liquid fertilizer prepared from the earthworm hydrolysate and the fish protein hydrolysate can improve the cold resistance of tea trees, promote the tea trees to sprout in advance for 7-15 days, and simultaneously improve the tea yield by 10-15%; and the two synergistic effects can improve the protein content in the tea, increase the accumulation of organic matters, and improve the taste and quality of the tea.

Description

Cold-resistant and vernalization-promoting tea tree liquid fertilizer and application thereof
Technical Field
The invention relates to the technical field of fertilizers, in particular to a cold-resistant tea tree liquid fertilizer capable of promoting vernalization and application thereof.
Background
The tea is classified according to seasons, and is divided into spring tea collected from 3 late ten days to 5 middle ten days of the month, summer tea collected from 5 early days to 7 early months, autumn tea collected after 8 middle ten days of the month and winter tea collected after 10 late days of the month, wherein the spring tea can be divided into tea before the bright and rainy days according to the solar terms, the tea before the bright is tea collected before the Qingming festival, is less affected by insect pest, has tender bud leaves, bright and fragrant color and mellow and beautiful taste, is a good product in tea, and has the theory of 'bright tea before the bright and precious' because the temperature before the clearness is generally lower and the germination quantity is limited, the growth speed is slower, the yield capable of achieving the picking standard is less.
At present, tea plant growers mostly follow the principles of the matched application of organic fertilizers and inorganic fertilizers according to the soil fertility condition and the yield level, the nitrogen fertilizer consumption is properly adjusted and reduced, the matched application of phosphorus, potassium and magnesium fertilizers is enhanced, the supplement of nutrients such as sulfur and boron is paid attention to, and the like, but the conventional treatment mode can only ensure the normal growth of tea plants, and has no obvious influence on the cold resistance, the harvesting time, the yield and the like of tea.
Therefore, the problem to be solved by the technical personnel in the field is how to provide a tea tree fertilizer which can improve the tea yield and is cold-resistant and vernalization-promoting.
Disclosure of Invention
In view of the above, the invention provides a fertilizer capable of effectively improving the tea yield and improving the cold resistance and vernalization promotion performance of tea trees.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cold-resistant and vernalization-promoting tea tree liquid fertilizer comprises earthworm hydrolysate and fish protease hydrolysate in a mass ratio of 1: 1.
Preferably, in the cold-resistant and vernalization-promoting tea tree liquid fertilizer, the small peptide in the fish protease hydrolysate is more than or equal to 230g/L, the free amino acid is more than or equal to 70g/L, and the organic matter is more than or equal to 200 g/L.
The fish protease is a natural active substance extracted from fish bodies and having growth conditioning and nutrition functions, is rich in polypeptide, small peptide, free amino acid, biological polysaccharide, organic acid, natural medium and trace elements and other nutritional ingredients, can improve the disease resistance and stress resistance of crops, relieve phytotoxicity and fertilizer damage, improve the photosynthesis efficiency, improve the absorption and utilization rate of nitrogen, phosphorus and potassium and other medium and trace elements in soil, activate the number of beneficial floras in cultured soil and the activity of various enzymes, promote physiological functions such as root growth and development and the like, regulate physiological metabolic balance, and ensure the robust growth of crops.
The earthworm digestive tract contains more than ten active proteolytic enzymes which can hydrolyze proteins, earthworm hydrolysate rich in a large amount of amino acids and proteins can be obtained by hydrolyzing earthworms, wherein the proteins account for about 55-65% of the weight of the earthworms, mineral nutrient elements and free amino acid molecules generated by hydrolyzing earthworm proteins can be directly absorbed and utilized by tea trees, photosynthesis is improved, the earthworm hydrolysate is rich in polypeptides, small peptides, free amino acids and mineral nutrient elements, and the enzymes for promoting plant growth are still reserved in the hydrolysis process, so that the earthworm digestive tract has the function of promoting flower bud differentiation.
According to the invention, the fish protein hydrolysate and the earthworm protein hydrolysate are combined according to a certain proportion, the advantages of the fish protein hydrolysate and the earthworm protein hydrolysate are combined, different small molecular substances and enzymes are fused, the fish protein hydrolysate and the earthworm protein hydrolysate have the functions of resisting low temperature and promoting flower bud differentiation, and simultaneously, a large amount of free amino acids and mineral nutrients are in a form directly absorbed by plants, so that the product quality and the yield can be rapidly improved. The research of the invention finds that the method adopts the following steps of 1: the proportion of 1 is the optimal proportioning scheme.
The invention also discloses application of the cold-resistant tea tree liquid fertilizer for promoting vernalization in the Mingming tea.
Preferably, in the application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer, the liquid fertilizer is diluted by water, and the diluted liquid fertilizer is applied to a tea garden in a root irrigation mode.
The beneficial effects of the above technical scheme are: the invention adopts a root irrigation mode for fertilization, is simple and convenient, and cannot be influenced by climate.
Preferably, in the application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer, the ratio of the liquid fertilizer to water is 1: 100-800.
The beneficial effects of the above technical scheme are: the dilution ratio of the liquid fertilizer is adjusted according to the soil drought condition according to experience, if the soil drought condition is properly increased, the dilution ratio is properly decreased, and if the soil is wet, the dilution ratio is properly decreased.
Preferably, in the application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer, the irrigation frequency of a tea garden is 15 days per time, and the total using amount of the liquid fertilizer is 60-120 kg/mu.
Preferably, in the application of the cold-resistant tea tree vernalization-promoting liquid fertilizer, the irrigation time of the tea garden ranges from the last ten days of january to the last ten days of march, and the usage amount of the liquid fertilizer is 10-20 kg/mu each time.
According to the technical scheme, compared with the prior art, the invention discloses a cold-resistant tea tree liquid fertilizer for promoting vernalization and application thereof, and the cold-resistant tea tree liquid fertilizer has the following advantages:
the liquid fertilizer prepared from the earthworm hydrolysate and the fish protein hydrolysate can improve the cold resistance of tea trees, promote the tea trees to sprout 7-15 days in advance, and simultaneously improve the yield of spring tea, particularly tea before the Ming period, by 10-15 percent; and the two synergistic effects can improve the protein content in the tea, increase the accumulation of organic matters, and improve the taste and quality of the tea.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a cold-resistant and vernalization-promoting tea tree liquid fertilizer which comprises earthworm hydrolysate and fish protease hydrolysate in a mass ratio of 1: 1.
In order to further optimize the technical scheme, the small peptide in the fish protease hydrolysate is more than or equal to 230g/L, the free amino acid is more than or equal to 70g/L, and the organic matter is more than or equal to 200 g/L.
Specifically, the fish protease hydrolysate has the following effects:
(1) soil improvement: the organic matter of the soil is supplemented, the soil structure is improved, the water and fertilizer retention capacity is improved, the soil is fertilized, the symptoms of soil hardening, acidification and salinization are relieved, and the air permeability of the soil is improved;
(2) activating soil solidifying elements: the bacteria enzyme decomposes biological components, organic components and natural biological stimulin components in the fish protein, so that the soil can be effectively improved, the soil structure can be improved, the decomposition and release of insoluble nutrients and potential nutrients in the soil can be effectively promoted, the supply of available nutrients in the soil can be increased, and the effective utilization rate of the fertilizer can be improved;
(3) promoting the activity of beneficial microorganisms in soil: improving the ecological environment of useful microorganisms in the rhizosphere, promoting the activity of the useful microorganisms in the soil, increasing the diversity of the microorganisms in the rhizosphere soil, and promoting the hair growth of capillary roots and the growth and development of root systems;
(4) inducing crops to resist abiotic stress: activating the biological enzyme activity of crop inner margin, conditioning physiological function, inducing the crop to resist biotic stress and improving immunity (resisting low temperature and freezing damage, drought and high temperature and fertilizer damage and phytotoxicity);
(5) and (3) promoting vegetative growth: promoting chlorophyll formation, increasing photosynthesis rate, nourishing growth, and preventing physiological yellowing and abnormal early senility of crops;
(6) regulating crop respiration, promoting accumulation of soluble solid, improving nutritional quality (amount and quality of protein, saccharide, tea polyphenol, vitamin, etc.), appearance quality, processing quality and safety quality (residual amount of harmful substances) of agricultural products, and prolonging fresh-keeping rate and storage time of melons, fruits and flowers.
The combination of the fish protein hydrolysate and the earthworm hydrolysate can improve the cold resistance of tea trees, promote the tea to sprout in advance, improve the yield and ensure the quality and the taste of the tea.
The embodiment of the invention applies the cold-resistant tea tree vernalization-promoting liquid fertilizer to the planting of the Mingming tea.
In order to further optimize the technical scheme, the application method of the liquid fertilizer is to dilute the liquid fertilizer by adding water and apply the diluted liquid fertilizer to a tea garden in a root irrigation mode.
In order to further optimize the technical scheme, the ratio of the liquid fertilizer to the water is 1: 100-800.
In order to further optimize the technical scheme, the irrigation frequency of the tea garden is 15 days per time, and the total usage amount of the liquid fertilizer is 60-120 kg/mu.
In order to further optimize the technical scheme, the irrigation time of the tea garden ranges from the first ten days of January to the last ten days of March, and the usage amount of the liquid fertilizer is 10-20 kg/mu each time.
Example 1
The fertilizing method of the cold-resistant tea tree vernalization-promoting liquid fertilizer comprises the following steps:
mixing the fish protein hydrolysate and the earthworm hydrolysate according to the mass ratio of 1:1 to obtain a liquid fertilizer, adding 100 times of water to dilute the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation mode from the first ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the using amount of the liquid fertilizer is 10 kg/mu each time.
Example 2
The fertilizing method of the cold-resistant tea tree vernalization-promoting liquid fertilizer comprises the following steps:
mixing the fish protein hydrolysate and the earthworm hydrolysate according to the mass ratio of 1:1 to obtain a liquid fertilizer, adding 300 times of water to dilute the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation mode from the first ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the using amount of the liquid fertilizer is 13 kg/mu each time.
Example 3
The fertilizing method of the cold-resistant tea tree vernalization-promoting liquid fertilizer comprises the following steps:
mixing the fish protein hydrolysate and the earthworm hydrolysate according to the mass ratio of 1:1 to obtain a liquid fertilizer, adding 500 times of water to dilute the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation mode from the first ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the usage amount of the liquid fertilizer is 15 kg/mu each time.
Example 4
The fertilizing method of the cold-resistant tea tree vernalization-promoting liquid fertilizer comprises the following steps:
mixing the fish protein hydrolysate and the earthworm hydrolysate according to the mass ratio of 1:1 to obtain a liquid fertilizer, adding 800 times of water to dilute the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation mode from the first ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the usage amount of the liquid fertilizer is 20 kg/mu each time.
Comparative example 1
The fertilizing method of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the comparative example is as follows:
and (3) diluting the liquid fertilizer by adding 500 times of water into the earthworm hydrolysate serving as the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation mode from the last ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the using amount of the liquid fertilizer is 15 kg/mu each time.
Comparative example 2
The fertilizing method of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the comparative example is as follows:
taking the fish protein hydrolysate as a liquid fertilizer, adding 500 times of water to dilute the liquid fertilizer, applying the diluted liquid fertilizer to a tea garden in a root irrigation manner from the last ten days of January to the last ten days of March, wherein the irrigation frequency is 15 days/time, and the using amount of the liquid fertilizer is 15 kg/mu each time.
Comparative example 3
The fertilizing method of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the comparative example is as follows:
the organic fertilizer special for the tea trees purchased in the market is used as a fertilizer to be applied to the tea garden from the first ten days of January to the last ten days of March, the fertilizer special for the tea trees is applied to the tea garden in a root irrigation mode, the irrigation frequency is 15 days/time, and the using amount of the fertilizer is 15 kg/mu each time.
The invention records the yield and the germination time of tea trees in examples 1-4 and comparative examples 1-3, and tests the biochemical index of tea (bull dog and green tea), and the results are shown in Table 1.
TABLE 1 recording and testing results
Figure BDA0002603751200000071
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the scheme disclosed by the embodiment, the scheme corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (4)

1. The application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the Ming tea is characterized in that the tea tree liquid fertilizer consists of earthworm hydrolysate and fish protease hydrolysate in a mass ratio of 1: 1;
wherein the small peptide in the fish protease hydrolysate is more than or equal to 230g/L, the free amino acid is more than or equal to 70g/L, and the organic matter is more than or equal to 200 g/L.
2. The application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the Mingming tea as claimed in claim 1, wherein the liquid fertilizer is diluted by water, and the diluted liquid fertilizer is applied to a tea garden in a root irrigation mode.
3. The application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the Ming tea as claimed in claim 2, wherein the ratio of the liquid fertilizer to water is 1: 100-800.
4. The application of the cold-resistant and vernalization-promoting tea tree liquid fertilizer in the Mingzhou tea according to claim 2 or 3, wherein the irrigation time of the tea garden is from the first ten days of January to the last ten days of March, the irrigation frequency is every 15 days/time, the application amount of each time is 10-20 kg/mu, and the total application amount is 60-120 kg/mu.
CN202010732263.7A 2020-07-27 2020-07-27 Cold-resistant and vernalization-promoting tea tree liquid fertilizer and application thereof Active CN111875434B (en)

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