CN105565992A - Efficient compound fertilizer specially used at acacia crassicarpa seedling stage - Google Patents
Efficient compound fertilizer specially used at acacia crassicarpa seedling stage Download PDFInfo
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- CN105565992A CN105565992A CN201610050215.3A CN201610050215A CN105565992A CN 105565992 A CN105565992 A CN 105565992A CN 201610050215 A CN201610050215 A CN 201610050215A CN 105565992 A CN105565992 A CN 105565992A
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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
Abstract
The invention belongs to the field of an efficient compound fertilizer for woods and particularly discloses an efficient compound fertilizer specially used at an acacia crassicarpa seedling stage. The efficient compound fertilizer contains a large number of elements and trace elements and a plant growth regulator, wherein the content of the large number of elements and trace elements includes, by weight, nitrogen 23.5-45.9%, phosphorus pentoxide 3.3-15.3%, potassium hydroxide 16.3-29.3%, calcium 7.2-18.5%, magnesium 0.66-3.83%, sulfur 2.2-8.5%, boron 0.003-0.025%, copper 0.005-0.12%, iron 0.70-5.55%, manganese 0.002-0.14%, molybdenum 0.001-0.006% and zinc 0.001-0.005%, and the plant growth regulator is 5-15 mg/L of GA or 100-150 mg/L of multi-effect azole. The efficient compound fertilizer specially used at the acacia crassicarpa seedling stage is used for growth at the acacia crassicarpa seedling stage, provides the large number of elements including the nitrogen, the phosphorus, the potassium, the calcium, the magnesium, the sulfur and the like and trace elements including the boron, the copper, the iron, the manganese, the molybdenum, the zinc and the like and the plant growth regulator and has better fertilization and growth promoting effects on seedling height, ground diameter, nursery stock biomass, main root length, the lateral root number, dry weight of roots, leaf expansion area, specific leaf weight and chlorophyll a content at the acacia crassicarpa seedling stage, and the composition formula of the compound fertilizer is optimized.
Description
Technical field
The invention belongs to forest compound manure field, particularly, relate to a kind of crassicarpa high-effective special compound fertilizer in seedling stage.
Background technology
Yearning between lovers is as the outstanding mountain region short circulation phase industrial cut stock seeds of South China one class, and introduce the large-scale planting of planting experimentally up till now from it and forestry industry and improvement of the ecological environment, played huge effect, economic benefits and ecologic effect are all very remarkable.It is fast-growing not only, and wide adaptability, drought-resistant barren, and fast growing can produce root nodule, have nitrogen fixation, has good improvement soil function, has now become the important fast-growing, high-yield woods of south China and ecological public welfare forests seeds.Crassicarpa (Acaciacrassicarpa) has another name called thick fruit yearning between lovers, belong to Mimosaceae (Mimosaceae), Acacia (AcaciaWilld) aiphyllium seeds, its happiness light, happiness temperature, cold-resistant, well developed root system, tool root nodule, can fix free state nitrogen in air to improve soil, strong adaptability, drought-resistant, growth is very fast, and germinating power is comparatively strong, is the vanguard tree seed in South China's yearning between lovers.Timber can be used as fiber, paper pulp and building, shipbuilding etc., is a kind of multi-functional fast-growing high quality timber seeds.
In crassicarpa nutrient uptake and utilization, more existing scholars have done preliminary research.The people such as Qin Wuming are studied (Qin Wuming to the content of 1.5 ~ 4.5 years raw Acacia crassicarpa Plantations, five kinds of nutritive elements (N, P, K, Ca and Mg), accumulation, distribution and biological cycle and they with the variation tendency of Stand Age, He Bin, the research of the .2007. Acacia crassicarpa Plantation nutritive element biological cycle such as Qin Shiying. soil conservation journal, 21 (4): 103-107).Han Jinfa have studied in Coastal Sandy Land crassicarpa upgrowth situation and soil regime, show crassicarpa can adapt to Coastal Sandy Land mal-condition (Han Jinfa .2001. Blown-sand soil introduces a fine variety the growing state of crassicarpa and the relation of soil property. research soil and water conservation, 18 (2): 127-129).The primary production and biomass to 1.5 ~ 4.5 years raw Acacia crassicarpa Plantations in Guangxi such as Qin Wuming is studied, result shows, except leaf and branch alive, standing forest average tree and each organ biomass of standing forest all increase (Qin Wuming with the increase of Stand Age, He Bin, deep generation wins the research of .2008. Acacia crassicarpa Plantation primary production and biomass. Xibei Forest College's journal, 23 (2): 17-20).Zhu Jianyun etc. have inquired into the impact of applying fertilizer on crassicarpa growth and form, test-results shows: different fertilization has pole remarkably influenced (Zhu Jianyun to the height of tree, the diameter of a cross-section of a tree trunk 1.3 meters above the ground, individual volume growth, leaf Yongchang, the .2004. Fertilization Test on Acacia crassicarpas such as Zhang Fangqiu. Annual, 20 (1): 8-11); Wang Linghui etc. have done the influence research of base manure to crassicarpa increment and Nutrient content in foliage, but also just rest on blade, not yet systematic research (Wang Linghui is carried out to the fertilizer demand in crassicarpa seedling stage, Zhao Shaowen, the .2005. base manure such as Cao Fuliang are on crassicarpa growth and the impact of leaf nutrition situation. Nanjing Forestry University's journal (natural science report), 29 (1): 101-103).We also measure 10 kinds of nutritive element nutrient contents such as N, P, K, Ca, Mg, S, Fe, Cu, Zn, Mn of crassicarpa 15 family seedling, result shows to there is pole significant difference between each nutrient demand amount of different family, and wherein the large element of difference the most significant four is N, K, Ca, S; Between organ nutrient demand total amount be stem > leaf > root (Zhang Weihua, the research of .2013. crassicarpa nutrient demand in the seedling stage characteristics such as Zhang Fangqiu, Pan Wen. guangdong agricultural science, 24:46-50).Though above-mentioned research relates to the demand characteristics of crassicarpa Different Nutrients, not for the use fertile requirement developing specific complex fertilizer product in crassicarpa seedling stage.
Nurturing staff is the prerequisite improving Afforestation Quality, and reasonably fertilising is the basic substance of nurturing staff.Also not about crassicarpa specific complex in seedling stage fertilizer product on existing market, be the high-quality industrial scale promoting Acacia crassicarpa Plantation, the high-performance special purpose fertilizer inventing a kind of applicable crassicarpa seedling stage is imperative.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of crassicarpa high-effective special compound fertilizer in seedling stage, a kind of nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), macroelement and the boron (B) such as sulphur (S), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), the composite fertilizer of the trace element such as zinc (Zn) and plant-growth regulator composition is the high-performance special purpose fertilizer material in crassicarpa seedling stage.
Above-mentioned purpose of the present invention is achieved by the following technical programs.
A kind of crassicarpa high-effective special compound fertilizer in seedling stage, comprise macroelement, trace element and plant-growth regulator, the weight percent of described macroelement and micronutrient levels is: nitrogen 23.5-45.9%, Vanadium Pentoxide in FLAKES 3.3-15.3%, potassium oxide 16.3-29.3%, calcium 7.2-18.5%, magnesium 0.66-3.83%, sulphur 2.2-8.5%, boron 0.003-0.025%, copper 0.005-0.12%, iron 0.70-5.55%, manganese 0.002-0.14%, molybdenum 0.001-0.006%, zinc 0.001-0.005%; Described plant-growth regulator is 5-15mg/LGA or 100-150mg/L paclobutrazol.
The preparation of crassicarpa high-effective special compound fertilizer in seedling stage of the present invention adopts makes macroelement, trace element and plant-growth regulator etc. through techniques such as pulverizing, mixing in required ratio.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 29.515-43.396%, Vanadium Pentoxide in FLAKES 3.656-6.323%, potassium oxide 20.875-28.933%, calcium 9.112-15.255%, magnesium 0.676-1.538%, sulphur 2.289-6.355%, boron 0.003-0.025%, copper 0.005-0.12%, iron 0.750-1.355%, manganese 0.002-0.14%, molybdenum 0.001-0.006%, zinc 0.001-0.005%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 35.894-43.894%, Vanadium Pentoxide in FLAKES 3.656-5.536%, potassium oxide 24.751-27.775%, calcium 9.112-12.357%, magnesium 0.876-1.376%, sulphur 2.289-5.892%, boron 0.010-0.025%, copper 0.047-0.112%, iron 0.918-1.288%, manganese 0.005-0.125%, molybdenum 0.001-0.004%, zinc 0.001-0.004%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 35.894-42.498%, Vanadium Pentoxide in FLAKES 3.656-5.416%, potassium oxide 25.946-27.775%, calcium 9.112-12.357%, magnesium 0.876-1.376%, sulphur 3.192-5.892%, boron 0.015-0.025%, copper 0.047-0.110%, iron 0.918-1.098%, manganese 0.005-0.052%, molybdenum 0.002-0.004%, zinc 0.003-0.004%.
Preferably, described nitrogen is 32.228-41.132%.
Preferably, described Vanadium Pentoxide in FLAKES is 3.656-5.628%.
Preferably, described potassium oxide is 25.946-28.635%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 41.022%, Vanadium Pentoxide in FLAKES 5.416%, potassium oxide 26.546%, calcium 11.272%, magnesium 1.367%, sulphur 5.892%, boron 0.015%, copper 0.047%, iron 1.098%, manganese 0.052%, molybdenum 0.004%, zinc 0.003%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 35.894%, Vanadium Pentoxide in FLAKES 4.536%, potassium oxide 27.775%, calcium 9.112%, magnesium 0.876%, sulphur 3.336%, boron 0.025%, copper 0.067%, iron 1.098%, manganese 0.052%, molybdenum 0.002%, zinc 0.003%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 42.498%, Vanadium Pentoxide in FLAKES 3.656%, potassium oxide 25.946%, calcium 12.357%, magnesium 1.102%, sulphur 3.192%, boron 0.025%, copper 0.110%, iron 0.918%, manganese 0.005%, molybdenum 0.002%, zinc 0.004%.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 38.894%, Vanadium Pentoxide in FLAKES 4.536%, potassium oxide 24.751%, calcium 10.722%, magnesium 1.376%, sulphur 2.289%, boron 0.017%, copper 0.112%, iron 0.978%, manganese 0.012%, molybdenum 0.003%, zinc 0.001%; Surplus is plant-growth regulator.
Preferably, the weight percent of described macroelement and micronutrient levels is: nitrogen 43.894%, Vanadium Pentoxide in FLAKES 5.536%, potassium oxide 24.751%, calcium 9.112%, magnesium 0.876%, sulphur 4.859%, boron 0.010%, copper 0.047%, iron 1.288%, manganese 0.125%, molybdenum 0.001%, zinc 0.004%; Surplus is plant-growth regulator.
Preferably, described plant-growth regulator is 15mg/L.
Preferably, described plant-growth regulator is 120mg/L.
Compared with prior art, beneficial effect of the present invention is: the growth that the present invention is directed to crassicarpa seedling stage, provide a kind of nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg), macroelement and the boron (B) such as sulphur (S), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo), the crassicarpa composite fertilizer special in seedling stage of the trace element such as zinc (Zn) and plant-growth regulator composition, optimize each component formula of this composite fertilizer, to the height of seedling in crassicarpa seedling stage, leading thread, Seedling biomass, main root is long, side radical, root dry weight, exhibition leaf area, specific leaf weight, Chlorophyll-a Content all has the accretion that applies fertilizer preferably.
Accompanying drawing explanation
Fig. 1 is that Different Fertilization scheme affects result to crassicarpa height of seedling in seedling stage, leading thread and biomass; Wherein, h-height of seedling, d-leading thread, w-Seedling biomass, the formula of the corresponding embodiment 1 ~ 5 of T1 ~ 5 difference, T0 is contrast.
Fig. 2 is that Different Fertilization scheme affects result to the various index of crassicarpa Seedling root; Wherein, mrl-main root is long, brn-side radical, rw-root dry weight, the formula of the corresponding embodiment 1 ~ 5 of T1 ~ 5 difference, and T0 is contrast.
Fig. 3 is that Different Fertilization scheme affects result to the various index of crassicarpa seedling leaf; Wherein, la-opens up leaf area; Raw-specific leaf weight; Chc-Chlorophyll-a Content, the formula of the corresponding embodiment 1 ~ 5 of T1 ~ 5 difference, T0 is contrast.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the present invention is described in further details, but embodiment does not limit in any form the present invention.Unless stated otherwise, the present invention adopts reagent, method and apparatus are the art conventional reagent, method and apparatus.
Embodiment 1
A kind of crassicarpa fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 41.022%, Vanadium Pentoxide in FLAKES 5.416%, potassium oxide 26.546%, calcium 11.272%, magnesium 1.367%, sulphur 5.892%, boron 0.015%, copper 0.047%, iron 1.098%, manganese 0.052%, molybdenum 0.004%, zinc 0.003%; Plant-growth regulator is GA15mg/L.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Embodiment 2
A kind of crassicarpa fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 38.894%, Vanadium Pentoxide in FLAKES 4.536%, potassium oxide 24.751%, calcium 10.722%, magnesium 1.376%, sulphur 2.289%, boron 0.017%, copper 0.112%, iron 0.978%, manganese 0.012%, molybdenum 0.003%, zinc 0.001%; Plant-growth regulator is GA15mg/L.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Embodiment 3
A kind of crassicarpa fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 35.894%, Vanadium Pentoxide in FLAKES 4.536%, potassium oxide 27.775%, calcium 9.112%, magnesium 0.876%, sulphur 3.336%, boron 0.025%, copper 0.067%, iron 1.098%, manganese 0.052%, molybdenum 0.002%, zinc 0.003%; Plant-growth regulator is GA15mg/L.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Embodiment 4
A kind of crassicarpa fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 43.894%, Vanadium Pentoxide in FLAKES 5.536%, potassium oxide 24.751%, calcium 9.112%, magnesium 0.876%, sulphur 4.859%, boron 0.010%, copper 0.047%, iron 1.288%, manganese 0.125%, molybdenum 0.001%, zinc 0.004%; Plant-growth regulator is GA15mg/L.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Embodiment 5
A kind of crassicarpa fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 42.498%, Vanadium Pentoxide in FLAKES 3.656%, potassium oxide 25.946%, calcium 12.357%, magnesium 1.102%, sulphur 3.192%, boron 0.025%, copper 0.110%, iron 0.918%, manganese 0.005%, molybdenum 0.002%, zinc 0.004%; Plant-growth regulator is GA15mg/L.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Application examples 1
Analyze embodiment 1 ~ 5 different ingredients to the impact of crassicarpa height of seedling in seedling stage, leading thread, biomass, embodiment 1 ~ 5 is corresponding process 1 ~ 5(T1 ~ 5 hereafter respectively).The effectiveness comparison of concrete scheme is see Fig. 1.Wherein, the process contrasting (T0) is equivalent clear water.
As shown in Figure 1, the embodiment of different ratio is remarkable to crassicarpa height of seedling in seedling stage (h) and leading thread (d) growth effect.The height of seedling of process 1 (T1) significantly increases, and reaches 44.6cm, and processing height of seedling than contrast (T0) increases by 33%; Secondly be process 5 (T5, height of seedling is 40.6cm), all the other respectively process all between 36.0-39.3cm.In addition, the height of seedling processing 1 is significantly greater than all the other process (p<0.05).Each process leading thread sorts from big to small and is: process 1 (T1,8.16mm) > process 3 (T3,7.12mm) > process 5 (T5,6.86mm) > process 2 (T2,6.72mm) > process 4 (T4,6.14mm) > contrasts (T0,5.83mm), process 1 best, significantly be greater than all the other process (p<0.05), and process 1 exceeds 40% than control treatment leading thread.
As shown in Figure 1, the embodiment of different ratio has a great impact crassicarpa Seedling biomass in seedling stage (w).The Seedling biomass significant difference that fertilizer treatment respectively processes, between process, biomass processes 1 (6.05g) > process 3 (4.20g) > process 5 (3.99g) > process 4 (3.82g) > process 2 (3.56g) from big to small, what comparatively contrast (fertilising) respectively adds 83.7%, 27.6%, 21.3%, 16.0% and 8.2%, illustrate that the raising of composite fertilizer to crassicarpa biomass has very large promoter action, wherein process 1 effect best, significantly be greater than other process (p<0.05).
Based on the data results of above-mentioned 5 process specific embodiments, known process 1 (optimum proportioning embodiment of the present invention process, embodiment 1 is filled a prescription) all reaches best fertilising and increases effect in height of seedling, leading thread, biomass three parameters.
Respectively from crassicarpa Seedling root growth, root dry weight affect result, the fertilizer applications of embodiment 1 ~ 5 is compared.The effectiveness comparison of concrete scheme is see Fig. 2.
As shown in Figure 2, the embodiment of different ratio has remarkably influenced to crassicarpa root growth.The side radical (brn) of process 1 significantly increases, reach 17.3, all the other respectively process all between 12.3-14.0, and process 1 is significantly higher than other process (p<0.05), and process 1 increases by 40.5% than control treatment side radical.Pat equal main root long (mrl) everywhere sort from big to small and be: process 1 (35.6cm) > process 5 (32.5cm) > process 3 (31.9cm) > process 4 (29.9cm) > process 2 (29.1cm), process 1 best, and be significantly greater than other process (p<0.05).
As shown in Figure 2, the embodiment of different ratio on crassicarpa root dry weight (rw) impact significantly.The root dry weight sequence of each fertilizer treatment is process 1 (1.81g) > process 3 (1.26g) > process 5 (1.20g) > process 4 (1.15g) > process 2 (1.06g), wherein process 1 is best, and is significantly greater than other process (p<0.05).
After analyzing the experimental data of above-mentioned 5 process specific embodiments, can find that process 1 (optimum proportioning embodiment of the present invention process) all reaches best fertilising and increases effect in side radical, main root length, root dry weight three parameters, the strongest to the promoter action of crassicarpa growth as a whole, process 3,5 secondly.
Respectively from crassicarpa to open up seedling stage leaf area, specific leaf weight, Chlorophyll-a Content three aspects affect result, the fertilizer applications of embodiment 1 ~ 5 is compared.The effectiveness comparison of concrete scheme is see Fig. 3.
As shown in Figure 3, the embodiment of different ratio is opened up leaf area (la) to crassicarpa and is had a great impact, and each process leaf area sorts from big to small and is: process 1 (13345.07mm
2) > process 3 (12200.35mm
2) > process 4 (11964.82mm
2) > process 5 (11222.49mm
2) > process 2 (10899.63mm
2), process 1 effect preferably and be significantly greater than other process (p<0.05).
As shown in Figure 3, respectively process specific leaf weight (raw) to sort from big to small and be: process 5 (9.96mg/cm
2) > process 4 (9.94mg/cm
2) > process 1 (9.86mg/cm
2) > process 3 (9.71mg/cm
2) > process 2 (8.90mg/cm
2), between each process, difference is not significantly (α=0.05), and visible specific leaf weight change is little, and it has stronger stability.
As shown in Figure 3, each process Chlorophyll-a Content (chc) is sorted from high to low: process 1 (2.28mg/gFW) > process 5 (2.21mg/gFW) > process 3 (1.90mg/gFW) > process 4 (1.89mg/gFW) > process 2 (1.57mg/gFW), process 1 content the highest, and be significantly higher than other process and contrast (p<0.05).
After analyzing the experimental data of above-mentioned 5 process specific embodiments, can find that process 1 (optimum proportioning embodiment of the present invention process) all reaches fertilising preferably and increases effect in exhibition leaf area, specific leaf weight, Chlorophyll-a Content three parameters, the strongest to the promoter action of crassicarpa growth as a whole, process 3,5 secondly.
Application examples 2
Plant-growth regulator has remarkably influenced to crassicarpa height of seedling, leading thread and biomass.Height of seedling through 15mg/LGA process is 42.0cm, and leading thread is 7.1mm, and biomass is 5.43g, respectively than contrast raising 25.5%, 20.2%, 65.0%; Height of seedling through the process of 120mg/L paclobutrazol is 38.6cm, and leading thread is 6.46mm, and biomass is 5.07g, respectively than contrast raising 15.3%, 10.8%, 54.3%.
Plant-growth regulator has remarkably influenced to crassicarpa main root length, side radical and root dry weight.Crassicarpa main root through 15mg/LGA process is long is 36.47cm, and side radical is 15.4, and root dry weight is 1.45g, is 1.36,1.25,1.47 times of contrast respectively; Crassicarpa main root through the process of 120mg/L paclobutrazol is long is 30.84cm, and side radical is 18.7, and root dry weight is 1.24g, is 1.15,1.52,1.26 times of contrast respectively.
Plant-growth regulator crassicarpa indicator blade has considerable influence, except specific leaf weight is with to contrast difference little.Exhibition leaf area through 15mg/LGA process is 14384.68mm
2, specific leaf weight is 9.32mg/cm
2, Chlorophyll-a Content is 1.74mg/gFW, is respectively 1.43,1.01,1.35 times of contrast; Exhibition leaf area through the process of 120mg/L paclobutrazol is 12674.62mm
2, specific leaf weight is 10.06mg/cm
2, Chlorophyll-a Content is 1.44mg/gFW, is respectively 1.26,1.09,1.12 times of contrast.
Comparative example 1
This comparative example provides a kind of crassicarpa fertilizer in seedling stage, with reference to the optimization formula of horse large yearning between lovers fertilizer in seedling stage, it is made up of the raw material of following each component effective content weight percent: nitrogen 38.9%, Vanadium Pentoxide in FLAKES 26.8%, potassium oxide 13.2%, calcium 3.02%, magnesium 1.06%, sulphur 0.3%, boron 0.009%, copper 0.026%, iron 0.57%, manganese 0.10%, molybdenum 0.001%, zinc 0.03%; Plant-growth regulator is identical with embodiment 1.Mentioned component is mixed obtained crassicarpa fertilizer in seedling stage.
Under comparative example 1 is filled a prescription, height of seedling is 30.5cm, and leading thread is 5.57mm, and biomass is 3.03g, reduces 9.1%, 4.5%, 7.9% respectively than contrast, reduces 31.6%, 31.8%, 49.9% than there being most formula (embodiment 1); Main root is long is 26.55cm, and side radical is 12.5, and root dry weight is 1.00g, and being 0.98,1.01,1.01 times of contrast respectively, is 0.75,0.72,0.55 times that has formula (embodiment 1) most respectively; Exhibition leaf area is 10066.58mm
2, specific leaf weight is 9.34mg/cm
2, Chlorophyll-a Content is 1.12mg/gFW, is respectively 1.00,1.01,0.87 times of contrast, is 0.75,0.95,0.49 times that has formula (embodiment 1) most respectively.
From the above results, the formula in non-this patent limited range, does not have significant promoter action to crassicarpa seedling growth, even allows seedling look poorer.Although be the optimization formula of the large yearning between lovers of horse, little to crassicarpa effect.The reason of this species diversity is that different tree species is different for the real needs of fertilizer, the present invention is just for the nutritional needs in crassicarpa seedling stage, rational proportion, optimizes each component concentration, and described composite fertilizer is filled a prescription has obvious facilitation effect to the growth in crassicarpa seedling stage.
Comparative example 2
This comparative example provides a kind of crassicarpa fertilizer in seedling stage, and described macroelement is identical with embodiment 1 with the weight percent of micronutrient levels, and difference is, change plant-growth regulator is NAA10mg/L.
Under comparative example 1 is filled a prescription, height of seedling is 34.1cm, and leading thread is 5.91mm, and biomass is 3.31g, and being 1.01,1.01,1.00 times of contrast respectively, is 0.76,0.72,0.54 times that has formula (embodiment 1) most respectively; Main root is long is 27.60cm, and side radical is 12.85, and root dry weight is 1.01g, and being 1.02,1.04,1.02 times of contrast respectively, is 0.78,0.74,0.56 times that has formula (embodiment 1) most respectively; Exhibition leaf area is 10101.33mm
2, specific leaf weight is 9.29mg/cm
2, Chlorophyll-a Content is 1.33mg/gFW, is respectively 1.00,1.00,1.03 times of contrast, is 0.76,0.94,0.58 times that has formula (embodiment 1) most respectively.
From the above results, the plant-growth regulator in non-this patent limited range, has no significant effect crassicarpa seedling growth.Even if the optimization formula that crassicarpa is a large amount of and micro-, NAA growth hormone also acts on not quite crassicarpa.This illustrates that crassicarpa seedling growth is little to the demand of NAA, and the present invention filters out applicable plant-growth regulator with macroelement, trace element formula and coordinates, and reaches the effect of synergy.
Claims (10)
1. a crassicarpa high-effective special compound fertilizer in seedling stage, comprises macroelement, trace element and plant-growth regulator, it is characterized in that, the weight percent of described macroelement and micronutrient levels is: nitrogen 23.5-45.9%, Vanadium Pentoxide in FLAKES 3.3-15.3%, potassium oxide 16.3-29.3%, calcium 7.2-18.5%, magnesium 0.66-3.83%, sulphur 2.2-8.5%, boron 0.003-0.025%, copper 0.005-0.12%, iron 0.70-5.55%, manganese 0.002-0.14%, molybdenum 0.001-0.006%, zinc 0.001-0.005%; Described plant-growth regulator is 5-15mg/LGA or 100-150mg/L paclobutrazol.
2. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, the weight percent of described macroelement and micronutrient levels is: nitrogen 29.515-43.396%, Vanadium Pentoxide in FLAKES 3.656-6.323%, potassium oxide 20.875-28.933%, calcium 9.112-15.255%, magnesium 0.676-1.538%, sulphur 2.289-6.355%, boron 0.003-0.025%, copper 0.005-0.12%, iron 0.750-1.355%, manganese 0.002-0.14%, molybdenum 0.001-0.006%, zinc 0.001-0.005%.
3. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1 and 2, is characterized in that, described nitrogen is 32.228-41.132%.
4. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1 and 2, is characterized in that, described Vanadium Pentoxide in FLAKES is 3.656-5.628%.
5. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1 and 2, is characterized in that, described potassium oxide is 25.946-28.635%.
6. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, the weight percent of described macroelement and micronutrient levels is: nitrogen 41.022%, Vanadium Pentoxide in FLAKES 5.416%, potassium oxide 26.546%, calcium 11.272%, magnesium 1.367%, sulphur 5.892%, boron 0.015%, copper 0.047%, iron 1.098%, manganese 0.052%, molybdenum 0.004%, zinc 0.003%.
7. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, the weight percent of described macroelement and micronutrient levels is: nitrogen 35.894%, Vanadium Pentoxide in FLAKES 4.536%, potassium oxide 27.775%, calcium 9.112%, magnesium 0.876%, sulphur 3.336%, boron 0.025%, copper 0.067%, iron 1.098%, manganese 0.052%, molybdenum 0.002%, zinc 0.003%.
8. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, the weight percent of described macroelement and micronutrient levels is: nitrogen 42.498%, Vanadium Pentoxide in FLAKES 3.656%, potassium oxide 25.946%, calcium 12.357%, magnesium 1.102%, sulphur 3.192%, boron 0.025%, copper 0.110%, iron 0.918%, manganese 0.005%, molybdenum 0.002%, zinc 0.004%.
9. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, described plant-growth regulator is 15mg/LGA.
10. crassicarpa high-effective special compound fertilizer in seedling stage according to claim 1, is characterized in that, described plant-growth regulator is 120mg/L paclobutrazol.
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| CN116789476A (en) * | 2023-05-04 | 2023-09-22 | 广东省林业科学研究院 | Special fertilizer for acacia and preparation method thereof |
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| CN102030573A (en) * | 2010-11-04 | 2011-04-27 | 广东省林业科学研究院 | Special compound fertilizer for acacia melanoxylon seedling culture |
| CN102153411A (en) * | 2011-04-01 | 2011-08-17 | 广东省林业科学研究院 | Special compound fertilizer for seedling raising of Acacia mangium*A.auriculiformis Cunn.ex Bench |
| CN102942403A (en) * | 2012-10-09 | 2013-02-27 | 广东省林业科学研究院 | Special compound fertilizer for Tabebuia chrysantha at seedling stage |
| CN104761322A (en) * | 2015-04-22 | 2015-07-08 | 于书强 | Alkaline fertilizer |
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| CN101434500A (en) * | 2008-11-28 | 2009-05-20 | 浙江林学院 | Fertilizer containing plant charcoals and preparation thereof |
| CN102030573A (en) * | 2010-11-04 | 2011-04-27 | 广东省林业科学研究院 | Special compound fertilizer for acacia melanoxylon seedling culture |
| CN102153411A (en) * | 2011-04-01 | 2011-08-17 | 广东省林业科学研究院 | Special compound fertilizer for seedling raising of Acacia mangium*A.auriculiformis Cunn.ex Bench |
| CN102942403A (en) * | 2012-10-09 | 2013-02-27 | 广东省林业科学研究院 | Special compound fertilizer for Tabebuia chrysantha at seedling stage |
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| CN116789476A (en) * | 2023-05-04 | 2023-09-22 | 广东省林业科学研究院 | Special fertilizer for acacia and preparation method thereof |
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