CN104355808A

CN104355808A - Lettuce downy mildew preventing and treating leaf fertilizer

Info

Publication number: CN104355808A
Application number: CN201410591532.7A
Authority: CN
Inventors: 王猛
Original assignee: SUZHOU USTC WEILONG INFORMATION TECHNOLOGY Co Ltd
Current assignee: SUZHOU USTC WEILONG INFORMATION TECHNOLOGY Co Ltd
Priority date: 2014-10-29
Filing date: 2014-10-29
Publication date: 2015-02-18

Abstract

The invention relates to a lettuce downy mildew preventing and treating leaf fertilizer which comprises the following components in percentage by weight: 40-50% of acorus calamus root leaching liquid, 20-25% of sword bean leaching liquid, 10-15% of chitosan, 3-5% of core-shell structured 120nm titanium microsphere, 3-5% of basil essential oil and 24-30% of emulsifier, wherein the components are processed and prepared into emulsion. During the use, water is added to the lettuce downy mildew preventing and treating leaf fertilizer to obtain liquid which is 1000-1500 times of the original weight to carry out spraying, so that the tests prove that the mixture which is 1000-1500 times of the original weight has remarkable inactivation function on the lettuce bremia, and has the effects of enhancing the photosynthesis of the lettuce leaves and increasing the leaf growth and increasing the hydrophily. The lettuce downy mildew preventing and treating leaf fertilizer is safe, environment-friendly and non-toxic, has trace element fertilizer and has the function of preventing and treating downy mildew.

Description

A kind of control downy mildew of lettuce foliage fertilizer

Technical field

The present invention relates to a kind of control downy mildew of lettuce foliage fertilizer, belong to the technical field of plant pest management.

Background technology

Leaf lettuce is the main raw of western-style restaurant and Chinese meal chafing dish, present Leaf lettuce is in order to reach the quality and the market requirement eaten raw, the mode major part of cultivation adopts greenhouse to carry out water and ploughs, matrix, the cultivation mode of spray pattern, but in the environment in greenhouse, provide the environment of the best of downy mildew of lettuce growth, at the requirement Leaf lettuce of quality, do not allow residue of pesticide, at present for the prevention and controls of downy mildew of lettuce, generally in seed treatment, adopt pharmacy disinfection, growing period three phosethyl Als, metalaxyl, metaxanin, Sandofan, different phosphine MnZn, the medicaments such as Acrobat MZ are prevented and treated, medicament recited above, easy generation remains, or cause the pollution of water body, and then affect the quality of output product, do not reach the quality requirements in market, cause loss economically, therefore be necessary to provide a kind of activity that can suppress to prevent oidium pathogenic bacteria, trace element required for growth can be provided again, increase photosynthetic fertilizer.

Summary of the invention

For present technical deficiency, the object of this invention is to provide a kind of control downy mildew of lettuce foliage fertilizer, its Main Function mechanism carries out the 120nm titanium microballoon of photocatalysis under being applied in ruddiness 650-690nm optical wavelength, large-area contact is produced by the titanium microballoon of core-shell structure, by under photochemical catalysis, titanium microballoon produces heat, to the cytolemma of oidium, cell walls carries out heat collapse, cause damage, composition via the ketone in calamus leaching liquid and ethanol carries out it neurally to be disturbed, and then inactivating pathogens, on blade face, a high fatty acid protective membrane is formed by emulsifying agent, intercept the diffusion of pathogenic agent spore, and then reach prevention and suppress the generation of oidium and the effect of diffusion, chitosan contains the every trace element needed for Leaf lettuce growth, coordinate the Plant hormones regulators,gibberellins of sword bean leaching liquid to growth-stimulating, to reach the effect of fungi-proofing volume increase.

For realizing above-mentioned object, the present invention is a kind of control downy mildew of lettuce foliage fertilizer, feature described in it is to comprise following composition: chitosan 10-15%, core-shell structure 120nm titanium microballoon 3-5%, Rhizoma Acori Graminei leaching liquid 40-50%, sword bean leaching liquid 20-25%, Basil Essential 3-5%, emulsifying agent 27-30% processing is mixed with emulsion, and processing is mixed with emulsion; Emulsifying agent is wherein high fat film.

For realizing a kind of control downy mildew of lettuce foliage fertilizer, it is characterized in that prepared by following steps:

(1) get the raw materials ready according to a kind of raw material preventing and treating downy mildew of lettuce foliage fertilizer;

(2) shredded by Rhizoma Acori Graminei, with 52o white wine lixiviate 7 days, filtration residue after lixiviate, obtained Rhizoma Acori Graminei leaching liquid;

(3) with the tender pod of sword bean, brown sugar is put into, with material: sugar: the ratio of water is 1:1.5:10, is placed in glass jar and ferments, and ferment 7 days, maintain the temperature at 25-30 DEG C between yeast phase, after having fermented, filtration sterilization obtains sword bean leaching liquid;

(4) further by the leaching liquid of completing steps (2), (3), micro-with core-shell structure 120nm titanium, put into stirring in water bath pot, be uniformly mixed, holding temperature 40 DEG C, stir 10 minutes;

(5), further, add emulsifying agent, be uniformly mixed, until mix, obtain a kind of control downy mildew of lettuce foliage fertilizer;

Advantage of the present invention:

Compared with prior art, the present invention to close, to burn, disorderly with nerve conduction, and then reach inactivated pathogenic bacteria, coordinate the trace element needed for Leaf lettuce growth, strengthen its disease resistance and photosynthetic efficiency, trace element is directly supplied to crop, not only play preventing and treating diseases effect, more can strengthen the nutrition needed for growing, reach the standard of plantation non agricultural chemical residuum and environmental protection.

Accompanying drawing explanation

Fig. 1 is the present invention is a kind of control downy mildew of lettuce foliage fertilizer preparation method process flow sheet

embodiment

A kind of preparation method's technical process preventing and treating downy mildew of lettuce foliage fertilizer is described in detail below in conjunction with accompanying drawing 1

1, get the raw materials ready: take 1000g as example, raw material I Rhizoma Acori Graminei vat liquor 400g, raw material II are sword bean fermented liquid 200g, raw material III is chitosan 100g, raw material IV is the micro-30g of core-shell structure 120nm titanium, raw material V is Basil Essential 30g, raw material VI is emulsifying agent 240g;

The leaching liquid that the Rhizoma Acori Graminei vat liquor of its Raw I is made up of the Rhizoma Acori Graminei of 200g, the 52o white wine of 400g;

The sword bean fermented liquid of its Raw II is by the tender pod of the sword bean of 100g, the brown sugar of 150 grams, the water of 1000g, and fermentation forms;

2, Rhizoma Acori Graminei is shredded, with 52o white wine lixiviate 7 days, filtration residue after lixiviate, obtain the Rhizoma Acori Graminei leaching liquid of raw material I;

3, with the tender pod of sword bean, brown sugar is put into, with material: sugar: the ratio of water is 1:1.5:10, is placed in glass jar and ferments, and ferments 7 days, maintains the temperature at 25-30 DEG C between yeast phase, and after having fermented, filtration sterilization obtains raw material II sword bean fermented liquid;

4, further get completing steps 2) vat liquor and the deal of fermented liquid of step 3), drop in agitator kettle, sequentially drop into raw material III again, raw material IV, raw material V, carry out water-bath mode, be uniformly mixed, holding temperature 40 DEG C, stirs 10 minutes;

5, after step 4) being completed further, input is equipped with in the agitator kettle of raw material VI and is uniformly mixed, and obtains a kind of control downy mildew of lettuce foliage fertilizer;

Using method of the present invention, one is prevented and treated downy mildew of lettuce foliage fertilizer, 1000-1500 times of liquid of quality multiple is configured to water, directly spray on the leaf of Leaf lettuce, prove through test, on the diseased plant that oidium occurs, the scab of oidium, be restricted and no longer spread, newborn leaf loses the generation of scab, growth time does sth. in advance 5 days, blade is loose, prove that the present invention has outside the effect of control downy mildew of lettuce by test, separately can improve the resistance of crop itself, increase the output of crop, do not use agricultural chemicals, meet crop without residue of pesticide specification of quality standard.

Although the present invention discloses as above with preferred embodiment; so itself and be not used to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little amendment and perfect, therefore protection scope of the present invention is when being as the criterion of defining with claims.

Claims

1. a control downy mildew of lettuce foliage fertilizer, it is characterized in that comprising following weight percent composition: Rhizoma Acori Graminei leaching liquid 40-50%, sword bean leaching liquid 20-25%, chitosan 10-15%, core-shell structure 120nm titanium microballoon 3-5%, Basil Essential 3-5%, emulsifying agent 24-30% processing are mixed with emulsion, and processing is mixed with emulsion.

2. realize an one control downy mildew of lettuce foliage fertilizer for claim 1, it is characterized in that following steps:

(1) get the raw materials ready according to kind of a raw material for control downy mildew of lettuce foliage fertilizer;

(4) further by the leaching liquid of completing steps (2), (3), drop in agitator kettle, sequentially drop into chitosan, core-shell structure 120nm titanium microballoon, Basil Essential, carry out water-bath mode, be uniformly mixed, holding temperature 40 DEG C, stirs 10 minutes;

(6), after step 4) being completed further, input is equipped with in the agitator kettle of emulsifying agent and is uniformly mixed, until mix, obtains a kind of control downy mildew of lettuce foliage fertilizer.