CN106416836A

CN106416836A - Single-spray triple-prevention technique for disease and pest damage in potato

Info

Publication number: CN106416836A
Application number: CN201610674035.2A
Authority: CN
Inventors: 文家富; 王刚云; 陈光华; 郑小惠; 林伟锋
Original assignee: Shangluo Shaanxi Plant Protection Inspection Station
Current assignee: Shangluo Shaanxi Plant Protection Inspection Station
Priority date: 2016-08-17
Filing date: 2016-08-17
Publication date: 2017-02-22

Abstract

The invention discloses a single-spray triple-prevention technique for disease and pest damage in potato, comprising the steps of after emergence of potato seedlings, monitoring and investigating on potato seedling condition and disease and pest condition for 5-7 days each mu, and predicting the tendency of potato disease and pests according to weather conditions; in potato squaring stage, in the case of drought with slight disease damage and without late blight, mixing 40 kg of water to monopotassium phosphate, spraying to leaves, and mixing a pesticide and a protective bactericide and mixing 40 kg of water to monopotassium phosphate for leaf spraying in intervals of 7-10 days. Compared with traditional disease and pest control and fertilizer spraying, the technique uses agents reduced by 15-20% and saves labor by 1/3 to 2/3, with potato commodity rate increased by 2-5%, yield per mu increased by 8.6-34.2% and average yield increase of 10% and above, availability of fertilizer is maximally improved, and non-point source pollution from pesticides is reduced.

Description

Three anti-technology are sprayed in potato disease insect pest one

Technical field

The present invention relates to field of agricultural cultivation, and in particular to three anti-technology are sprayed in a kind of Rhizoma Solani tuber osi epilepsy insect pest one.

Background technology

Rhizoma Solani tuber osi is one of important staple food grain in the whole world, in China Rhizoma Solani tuber osi as important grain, vegetable, feedstuff dual-purpose Type crops, and the important raw material of industry.Compared with other cereal crops, Rhizoma Solani tuber osi strong adaptability, distribution is wide, has very strong Cold-resistant drought-enduring resist barren ability, be of high nutritive value, yield potential big, Oryza sativa L., Semen Tritici aestivi, the another staple food grain outside Semen Maydiss will be become, with China's Rhizoma Solani tuber osi staple food grain implementation, it is contemplated that the Rhizoma Solani tuber osi to the year two thousand twenty 50% will be consumed as staple food grain, for improvement The diet structure of our people, ensure that healthy and grain-production is significant safely, be following most development potentiality and One of staple crops of development prospect.

But, as cultivation management level is delayed, particularly pest and disease damage problem is the key factor for restricting potato yield, The pest and disease damages such as the late blight of potato, early blight, verticillium wilt, anthrax, potato ladybug, aphid have a strong impact on Rhizoma Solani tuber osi production Safety, causes that per unit area yield is low, bad quality, commodity are poor, and only 1000 kilograms or so of average yield per mu, particularly when late blight occurs Damage losses are bigger, or even underproduction 40-60%, even reach total crop failure degree during serious generation.Rhizoma Solani tuber osi disease, worm are prevented and treated at present Evil, middle and late stage is topdressed generally and is carried out using the method for independent diseases prevention, insect prevention or foliage spray, and the method is time-consuming, effect Difference high cost, once sprays and disease prevention, insect pest, topdressing still lacks effective method and measure.

Content of the invention

For solving the above problems, the invention provides three anti-technology are sprayed in a kind of potato disease insect pest one, using antibacterial, kill Worm agent, micro- fertilizer (plant growth regulator) science mixing, reaching once spraying and entering that to prevent and treat parasitosis evil, fertile, the anti-senilism of anticreep (anti- Excessive growth) effect, can effectively reduce production cost and labor intensity, improve prevention effect and per mu yield, realize volume increase and increase The purpose of receipts.

For achieving the above object, the technical scheme that the present invention takes is：

Three anti-technology are sprayed in potato disease insect pest one, comprise the steps：

After S1, Rhizoma Solani tuber osi emerge, per mu of 5-7 days monitoring and surveying Rhizoma Solani tuber osi growth of cereal crop seedlings and disease pest situation, pre- according to weather conditions Survey Rhizoma Solani tuber osi disease pest occurrence tendency；

S2, Rhizoma Solani tuber osi squaring period,

When weather is more arid, when disease occurs that relatively light and late blight does not occur, first 40 kilograms are watered using potassium dihydrogen phosphate Foliar spray, interval was mixed with protective fungicide using insecticide after 7-10 days, added potassium dihydrogen phosphate to be watered 40 kilograms of leaves Face is sprayed；Or

First 40 kilograms of foliar sprays are watered using insecticide+potassium dihydrogen phosphate, interval adopts protective fungicide after 7-10 days Agent+potassium dihydrogen phosphate mixing is watered 40 kilograms of foliar sprays；

When disease occurs relatively gently, when the later stage is rainy, to be first watered 40 kilograms of blade faces using protective fungicide+potassium dihydrogen phosphate Spraying, interval was mixed with interior suction curative fungicide agent using insecticide after 7-10 days, added potassium dihydrogen phosphate to be watered 40 kilograms of leaves Face is sprayed；

When rainwater is normal or on the high side, now disease generation is heavier, using absorbability therapeutic agent or protection and therapeutic agent sterilization Agent+potassium dihydrogen phosphate is watered 40 kilograms of foliar sprays, if Rhizoma Solani tuber osi excessive growth occurs and can add 15% paclobutrazol wettable powder 50g Foliar spray Spindling control；Interval is after 7-10 days, then using absorbability therapeutic agent or protects and therapeutic agent antibacterial+biphosphate Potassium is watered 40 kilograms of foliar sprays, if seriously interval sprayed 1 time after 7 days to disease again.

Wherein, using antibacterial, insecticide, micro- fertilizer (growth regulator) implement mixed atomizing when, medicament mu consumption with Single dose mu consumption is identical.

Wherein, the insecticide and mu consumption：4.5% High effect cypermethrin cream 50ml or 7.5% chlorine fluorine imidacloprid Wettable powder 33g or 20% fenvalerate 15-20ml.

Wherein, the protective fungicide and mu consumption：The double alkynes acyls of 80% mancozeb water dispersible granule 50g, 250g/L Bacterium amine suspending agent 20-40ml.

Wherein, the absorbability therapeutic agent or protection and therapeutic agent and mu consumption：72% first frost MnZn WP 100g, 687.5g/L fluopicolide Propamocarb suspending agent 60-75g, 80% dimethomorph water dispersant 25g, 75% cymoxanil third are gloomy Zinc water dispersible granules 30-45m1,72% cymoxanil MnZn 100g, 69% Metalaxyl-M Mancozeb water dispersant 60- 80g, notes alternatively administered.

The invention has the advantages that：

Traditional insect pest preventing and controlling and spray fertilizer are compared, and reduce medication 15-20%, save labour force 1/3-2/3, Rhizoma Solani tuber osi commodity rate Raising 2-5%, mu rate of growth 8.6-34.2%, average rate of growth more than 10%, improve the utilization rate of fertilizer to greatest extent, subtract Few pesticide pollution of area source.

Specific embodiment

In order that objects and advantages of the present invention become more apparent, with reference to embodiments the present invention is carried out further Describe in detail.It should be appreciated that specific embodiment described herein is not used to limit this only in order to explain the present invention Bright.

In following examples when mixed atomizing is implemented using antibacterial, insecticide, micro- fertilizer (growth regulator), medicament mu Consumption is identical with single dose mu consumption；The insecticide for being used and mu consumption：4.5% High effect cypermethrin cream 50ml or 7.5% Chlorine fluorine imidacloprid wettable powder 33g or 20% fenvalerate 15-20ml；The protective fungicide for being used and mu consumption： 80% mancozeb water dispersible granule 50g, 250g/L mandipropamid suspending agent 20-40ml；The absorbability therapeutic agent for being used Or protection and therapeutic agent and mu consumption：72% first frost MnZn WP 100g, 687.5g/L fluopicolide Propamocarb suspending agent 60-75g, 80% dimethomorph water dispersant 25g, 75% cymoxanil Propineb water dispersible granules 30-45ml, 72% white urea Cyanogen MnZn 100g, 69% Metalaxyl-M Mancozeb water dispersant 60-80g, note alternatively administered.

Embodiment 1

S2, Rhizoma Solani tuber osi squaring period, when weather is more arid, when disease occurs that relatively light and late blight does not occur, first adopt phosphoric acid Potassium dihydrogen is watered 40 kilograms of foliar sprays, and interval was mixed with protective fungicide using insecticide after 7-10 days, added di(2-ethylhexyl)phosphate Hydrogen potassium is watered 40 kilograms of foliar sprays.

Embodiment 2

S2, Rhizoma Solani tuber osi squaring period, when weather is more arid, when disease occurs that relatively light and late blight does not occur, first adopt parasite killing Agent+potassium dihydrogen phosphate is watered 40 kilograms of foliar sprays, and interval was converted using protective fungicide+potassium dihydrogen phosphate mixing after 7-10 days 40 kilograms of foliar sprays of water.

Embodiment 3

S2, when disease occurs relatively light, when the later stage is rainy, be first watered 40 kilograms using protective fungicide+potassium dihydrogen phosphate Foliar spray, interval was mixed with interior suction curative fungicide agent using insecticide after 7-10 days, added potassium dihydrogen phosphate to be watered 40 public Jin foliar spray.

Embodiment 4

S2, when rainwater normal or on the high side, now disease occur heavier, using absorbability therapeutic agent or protection and therapeutic agent kill Microbial inoculum+potassium dihydrogen phosphate is watered 40 kilograms of foliar sprays, if Rhizoma Solani tuber osi excessive growth occurs and can add 15% paclobutrazol wettable powder 50g foliar spray Spindling control；Interval is after 7-10 days, then using absorbability therapeutic agent or protects and therapeutic agent antibacterial+phosphoric acid Potassium dihydrogen is watered 40 kilograms of foliar sprays, if seriously interval sprayed 1 time after 7 days to disease again.

Above example 1-4 adopts new type highly effective sprayer tool, organizes and implements large area by the specialized system preventing and treating of pest and disease damage Unifying control, according to crop growing state and pest and disease damage occurrence characteristic, in conjunction with weather forecast, unified supply is made up a prescription, and time of concentration, carries out Whole villages and small towns large area Unifying control.

The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims

1. three anti-technology are sprayed in potato disease insect pest one, it is characterised in that comprise the steps：

After S1, Rhizoma Solani tuber osi emerge, per mu of 5-7 days monitoring and surveying Rhizoma Solani tuber osi growth of cereal crop seedlings and disease pest situation, horse is predicted according to weather conditions Bell potato disease pest occurrence tendency；

S2, Rhizoma Solani tuber osi squaring period,

When weather is more arid, when disease occurs that relatively light and late blight does not occur, first 40 kilograms of blade faces are watered using potassium dihydrogen phosphate Spraying, interval was mixed with protective fungicide using insecticide after 7-10 days, added potassium dihydrogen phosphate to be watered 40 kilograms of blade face sprays Mist；Or

First 40 kilograms of foliar sprays are watered using insecticide+potassium dihydrogen phosphate, interval adopts protective fungicide+phosphorus after 7-10 days The mixing of acid dihydride potassium is watered 40 kilograms of foliar sprays；

When disease occurs relatively gently, when the later stage is rainy, first 40 kilograms of blade faces sprays are watered using protective fungicide+potassium dihydrogen phosphate Mist, interval was mixed with interior suction curative fungicide agent using insecticide after 7-10 days, added potassium dihydrogen phosphate to be watered 40 kilograms of blade faces Spraying；

When rainwater is normal or on the high side, now disease generation is heavier, using absorbability therapeutic agent or protection and therapeutic agent antibacterial+phosphorus Acid dihydride potassium is watered 40 kilograms of foliar sprays, if Rhizoma Solani tuber osi excessive growth occurs and can add 15% paclobutrazol wettable powder 50g blade face Spraying Spindling control；Interval is converted after 7-10 days, then using absorbability therapeutic agent or protection and therapeutic agent antibacterial+potassium dihydrogen phosphate 40 kilograms of foliar sprays of water, if seriously interval sprayed 1 time after 7 days to disease again.

2. three anti-technology are sprayed in potato disease insect pest one as claimed in claim 1, it is characterised in that using antibacterial, parasite killing Agent, micro- fat when applying mixed atomizing, medicament mu consumption is identical with single dose mu consumption.

3. three anti-technology are sprayed in potato disease insect pest one as claimed in claim 1, it is characterised in that the insecticide and mu are used Amount：4.5% High effect cypermethrin cream 50ml or 7.5% chlorine fluorine imidacloprid wettable powder 33g or 20% fenvalerate 15- 20ml.

4. three anti-technology are sprayed in potato disease insect pest as claimed in claim 1, it is characterised in that the protective fungicide and Mu consumption：80% mancozeb water dispersible granule 50g, 250g/L mandipropamid suspending agent 20-40ml.

5. three anti-technology are sprayed in potato disease insect pest one as claimed in claim 1, it is characterised in that the absorbability therapeutic agent or Protection and therapeutic agent and mu consumption：72% first frost MnZn WP 100g, 687.5g/L fluopicolide Propamocarb suspending agent 60- 75g, 80% dimethomorph water dispersant 25g, 75% cymoxanil Propineb water dispersible granules 30-45ml, 72% cymoxanil MnZn 100g, 69% Metalaxyl-M Mancozeb water dispersant 60-80g, note alternatively administered.