CN105794471A - Method for preventing and controlling water and soil loss of sloping field by intercropping corn and angelica dahurica - Google Patents

Method for preventing and controlling water and soil loss of sloping field by intercropping corn and angelica dahurica Download PDF

Info

Publication number
CN105794471A
CN105794471A CN201610209029.XA CN201610209029A CN105794471A CN 105794471 A CN105794471 A CN 105794471A CN 201610209029 A CN201610209029 A CN 201610209029A CN 105794471 A CN105794471 A CN 105794471A
Authority
CN
China
Prior art keywords
angelicae dahuricae
radix angelicae
seedling
soil
semen maydis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610209029.XA
Other languages
Chinese (zh)
Other versions
CN105794471B (en
Inventor
李涛
戢正华
闫仁凯
周彩珍
汪建敏
高明
王华玲
黄晓珊
蒋艳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shiyan Agricultural Ecological Environmental Protection Station
Original Assignee
Shiyan Agricultural Ecological Environmental Protection Station
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shiyan Agricultural Ecological Environmental Protection Station filed Critical Shiyan Agricultural Ecological Environmental Protection Station
Priority to CN201610209029.XA priority Critical patent/CN105794471B/en
Publication of CN105794471A publication Critical patent/CN105794471A/en
Application granted granted Critical
Publication of CN105794471B publication Critical patent/CN105794471B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00Cultivation of specific crops or plants not otherwise provided for

Abstract

The invention discloses a method for preventing and controlling water and soil loss of a sloping field by intercropping corn and angelica dahurica, and belongs to the technical field of water and soil environment protecting and crop planting.According to the method, the corn and angelica dahurica which are high in stress resistance, good in water and soil conservation effect and obvious in economic benefit are finally selected for intercropping through massive screening, bio-organic fertilizer is taken as main fertilizer in the planting process, sunlight, rainwater, land saving and the interdependence relation between the plants are fully utilized, the efficient and ecological modes such as grain (the corn) and medicine (the angelica dahurica) intercropping, tall-short matching and shading for growth promoting are adopted, the plant canopy density is increased, the water and soil loss is decreased, and nitrogen and phosphorus loss is controlled and reduced; meanwhile, the disease and pest damage resistance of the grain and the medicine is improved, the yield is increased, and the good ecologic and economic benefits are achieved.

Description

A kind of method preventing and treating Topographic factor by maize intercropping and the Radix Angelicae Dahuricae
Technical field
The invention belongs to soil and water resources protection and proportion of crop planting technical field, be specifically related to a kind of method preventing and treating Topographic factor by maize intercropping and the Radix Angelicae Dahuricae.
Background technology
Soil erosion causes that soil fertility declines, water-holding capacity weakens, and is widespread pollution from the overuse of fertilizers and pesticides in rural area and body eutrophication " source ".At present, the measure preventing and treating Topographic factor both at home and abroad is broadly divided into engineering measure and Ecological Measures.Engineering measure includes building retaining ditch and embankment, drainage ditch on slope, water storage works on slope and terraced fields etc., this kind of measure can be blocked soil water-retention to a certain extent and be reached the purpose of water and soil preventing and treating, but there is quantities effort big, time-consuming and economy and the shortcoming such as ecological benefits are undesirable.Ecological Measures is divided into again soil measure and agricultural measures, soil measure is directed in soil to apply the synthetic such as soil conditioner, fixative, reach to improve the purpose of Soil structure, fixing soil, reduction soil erosion, this kind of measure compensate for the shortcoming of the time-consuming effort of engineering measure to a certain extent, but there is also the problems such as cost of labor height, ecological risk be big;Agricultural measures is to follow the water and soil prevention and control measure implemented in ecological material round-robin basis, including deep ploughing, Contour ploughing, crop cover covering, field, RidgeZuo district and plant hedge etc..The advantages such as it is low that such measure has cost, and seriality is strong, profitable on ecology, are widely used and popularization in arid hillside field soil erosion and Ides On Prevention And Control of Regional Pollution field.
Summary of the invention
A kind of method that it is an object of the invention to provide new preventing and treating Topographic factor, the method adopts the agricultural measures of maize intercropping and the Radix Angelicae Dahuricae, only effectively do not prevent and treat the soil erosion in hillside fields and the eutrophication of water body, but also create bigger Economic Benefits of Crops.
Method provided by the present invention comprises the following steps:
1) wholely, basal dressing: selecting the hillside fields of height above sea level 200~800m, draining is good, soil layer is deep, loose fertile, soil containing humus or sandy soil, ploughs deeply 25~30cm, execute farm manure 1500kg for every mu, leveling is ploughed thin, makes the flat furrow of 100~180cm width, and three ditches are supporting;
2) sowing: Semen Maydis was sowed in early or mid May, spread fertilizer over the fields Diammonium phosphate (DAP) 7 grams according to every cave during corn seeding, and the Radix Angelicae Dahuricae is in mid-September, sow in 5~10 days after White Dew, by the degree of depth 1.5cm during Radix Angelicae Dahuricae sowing, seed is mixed with fine sand, uniformly it is sprinkled into, earthing, lid Caulis et Folium Oryzae, with every 5 bands for a unit, planting between every two row Semen Maydiss the three row Radixs Angelicae Dahuricae, corn plants is from 90cm, line-spacing 160cm, Radix Angelicae Dahuricae spacing in the rows 15cm, line-spacing 35cm;
3) weeding in: take artificial weeding method, Semen Maydis is in annual May, July, weeding in August 3 times;The Radix Angelicae Dahuricae is in annual October, Second Year March, weeding in May 3 times;
4) water management: soil moisture content is maintained between 16~20%;
5) thinning, final singling: in order to reach the purpose not causing seedling stage Seedling famine, strong sprout early to send out, before Semen Maydis SANYE, carry out seedling thinning, Seedling weak, sick is pulled out in time, when corn growth to 6~7 leaf, wanting timely final singling, go weak Seedling, sick Seedling, hybrid strain, a strain healthy seedling is stayed in every cave;The Radix Angelicae Dahuricae not thinning before autumn sowing year, final singling during height of seedling 6~10cm in next year, remove overgrowing Seedling and small and weak Seedling during final singling, stay strong sprout;
6) topdress: Semen Maydis topdressed carbamide in the typhon mouth phase, spread fertilizer over the fields 13~15 grams according to every cave;The Radix Angelicae Dahuricae topdresses 1 time every year, executes instant nitrogenousfertilizer 10kg in a seedling stage or jointing stage mu;
7) prevention and control of plant diseases, pest control is carried out according to a conventional method;
8) gather: early September, when bracteal leaf of corn turn yellow, seed hardening, time glossy gather in the crops, gather Semen Maydis time note avoiding Radix Angelicae Dahuricae seedling;Radix Angelicae Dahuricae leaf before and after Second Year the beginning of autumn is gathered time withered, for the plant reserved seed for planting, gathers when seed is become yellow-white by green, and the seed gathered is hung ventilation and dried, and gets seed, is stored in clean gunnysack, puts ventilation and preserves.
The invention has the beneficial effects as follows:
The present invention is by a large amount of screenings, finally select that strong stress resistance, soil and water conservation effect be good, the obvious Semen Maydis of economic benefit and the Radix Angelicae Dahuricae carry out catch cropping, based on biological organic fertilizer in planting process, make full use of illumination, rainwater, save land, relation of interdependence between plant, adopt grain (Semen Maydis) medicine (Radix Angelicae Dahuricae) catch cropping, height collocation with efficiently ecomodel, losses of the canopy density of raising plant, minimizing soil erosion, control and minimizing nitrogen phosphorus such as growth promoting of shading.Improve the disease pest and weed resistance of grain, medicine simultaneously, add yield, it is achieved that Benefits in economic and social terms preferably.
Accompanying drawing explanation
Fig. 1 is Semen Maydis and Radix Angelicae Dahuricae intercropping mode schematic diagram.
Detailed description of the invention
By the following examples the present invention is described in detail.
Embodiment 1
1) wholely, basal dressing: selecting the hillside fields of height above sea level 200~800m, draining is good, soil layer is deep, loose fertile, soil containing humus or sandy soil, ploughs deeply 25~30cm, execute farm manure 1500kg for every mu, leveling is ploughed thin, makes the flat furrow of 100~180cm width, and three ditches are supporting;
2) sowing: Semen Maydis was sowed in early or mid May, spread fertilizer over the fields Diammonium phosphate (DAP) 7 grams according to every cave during corn seeding, and the Radix Angelicae Dahuricae is in mid-September, sow in 5~10 days after White Dew, by the degree of depth 1.5cm during Radix Angelicae Dahuricae sowing, seed is mixed with fine sand, uniformly it is sprinkled into, earthing, lid Caulis et Folium Oryzae, with every 5 bands for a unit, planting between every two row Semen Maydiss the three row Radixs Angelicae Dahuricae, corn plants is from 90cm, line-spacing 160cm, Radix Angelicae Dahuricae spacing in the rows 15cm, line-spacing 35cm;
3) weeding in: take artificial weeding method, Semen Maydis is in annual May, July, weeding in August 3 times;The Radix Angelicae Dahuricae is in annual October, Second Year March, weeding in May 3 times;
4) water management: soil moisture content is maintained between 16~20%;
5) thinning, final singling: in order to reach the purpose not causing seedling stage Seedling famine, strong sprout early to send out, before Semen Maydis SANYE, carry out seedling thinning, Seedling weak, sick is pulled out in time, when corn growth to 6~7 leaf, wanting timely final singling, go weak Seedling, sick Seedling, hybrid strain, a strain healthy seedling is stayed in every cave;The Radix Angelicae Dahuricae not thinning before autumn sowing year, final singling during height of seedling 6~10cm in next year, remove overgrowing Seedling and small and weak Seedling during final singling, stay strong sprout;
6) topdress: Semen Maydis topdressed carbamide in the typhon mouth phase, spread fertilizer over the fields 13~15 grams according to every cave;The Radix Angelicae Dahuricae topdresses 1 time every year, executes instant nitrogenousfertilizer 10kg in a seedling stage or jointing stage mu;
7) prevention and control of plant diseases, pest control is carried out:
Main diseases and insect pests is prevented and treated: according to the general policy of " putting prevention first; integrated control ", based on cultural control, according to disease pest generation, law of development, because of time, treatment in accordance with local conditions, the measures such as reasonable utilization Biological control, physical control, chemical prevention, economical, safely, effectively, disease and pest control easily, reduce the loss that all kinds of pest and disease damage causes.Applied Biotechnology, carries out rotation of crops crop rotation, strengthens rich water quality management, protect bio-diversity and ecological environment, keep the sustainability of production development.
Cultural control: preferentially adopt agricultural measures, by nurturing staff, strengthens the series of measures such as cultivation management, middle weeding, cleaning field, plays the effect preventing and treating disease pest.Create suitable growing environment condition.Cultivate of the right age strong sprout, improve resistance: in field production, adhere to two plough two rakes, zanjon height furrow, be strictly on guard against accumulated water, accomplish to be conducive to vine growth and development, thoroughly remove weeds and reduce its chance of moving into, reduce and avoid infectious disease to occur.Focus on invalid selecting good strains in the field for seed during seed selection after results and stay anosis seed, send out the speckle initial stage and extract sick leaf.Rationally effectively arrange crop rotation, disease control can be played the effect of significantly inhibiting.
Biological control: for improving the ecological environment, notes protection and cultivates, utilizes natural enemy, Protect natural enemies, utilizing birds, Serpentis, Rana nigromaculata, coccinella septempunctata etc..
Physical control a: frequency ventilating type insecticidal lamp is installed on every 50 mu of ground in field;Utilize the alatae worm happiness custom to yellow motion, the physical measure insect-killing trappings (aphid) such as Yellow sticky trap are installed, reduce worm source, reduce insect population radix.
Chemical prevention: Pesticide use should meet the regulation of NY/T393.
Gray mold is prevented and treated: harm leaf, stem, flower.Occur serious after generally spending, leaf portion scab brown subcircular, there is irregular laminated striation, scab fusiformis on stem, puce, plant lodging after soft corruption;The soft corruption of browning color after perianth harm, it has one layer of Lycoperdon polymorphum Vitt mustiness thing.Following prevention and controls can be adopted:
1. removing branch and leaf in spite of illness, concentration is burnt;
2. field hydrops is prevented;
3. morbidity just sprays preventing and treating with 1:1:100 Bordeaux mixture, and every 10 days once, even spray 3~4 times.
Rust is prevented and treated: the first tenday period of a month in May occur, and 7~August, harm was serious.Originally yellow, yellowish-brown graininess uredium occur at blade back, there is circular and irregular brown scab in later stage blade face, and the teleutosorus of setiform then occurs in the back side.Following prevention and controls can be taked:
1. selection of land gesture is high and dry, plants in excessively drained field;
2. clear up field, concentrate and burn invalid branch and leaf;
3. their early stage spray 0.3 degree of lime sulfur of Baume or 400 times of liquid of 97% sulfonat or 15% triadimefon wettable powder are prevented and treated.
Insect pest: often have the harm such as Holotrichia diomphalia Bates, grub, Formica fusca.Following prevention and controls can be taked:
1. physical control: black light lamp or frequency ventilating type insecticidal lamp trapping.
2. chemical prevention: utilize biology or botanical pesticide to carry out pest control.
8) gather: early September, when bracteal leaf of corn turn yellow, seed hardening, time glossy gather in the crops, gather Semen Maydis time note avoiding Radix Angelicae Dahuricae seedling;Radix Angelicae Dahuricae leaf before and after Second Year the beginning of autumn is gathered time withered, for the plant reserved seed for planting, gathers when seed is become yellow-white by green, and the seed gathered is hung ventilation and dried, and gets seed, is stored in clean gunnysack, puts ventilation and preserves.
Test example
1. data acquisition
In Yu Zui village, Anyang town, Yun County, Shiyan City, Demonstration Base carries out Semen Maydis+Radix Angelicae Dahuricae catch cropping, and catch cropping engineering started in 2013, runs on July 30th, 2015;Blank Semen Maydis is comparison, and implantation time is consistent with Semen Maydis+Radix Angelicae Dahuricae intercropping mode.During whole test, gather the rainwash that each natural precipitation produces, and record the data such as rainfall, rain time, run-off.
Rainwash water sample diversity method: after single rainfall terminates, takes the clear liquid in the plastics reception basin between afflux groove and daily water level recorder, repeats aggregate sample 600ml three times, adds 4ml concentrated sulphuric acid, terminates microbial activities, be used for measuring nitrogen nutrient;In each runoff process, divide 3 runoff samples in runoff yield initial stage, mid-term and later stage, 3 aggregate sample 600mL, it is used for measuring sediment charge.
Rainwash solid phase (silt) gathers: single rainfall terminates, after gathering water sample, with plastic tube by when in afflux pond, supernatant is drawn to quick-drying, by poly-for the mud in pond state sample collection to Plastic Drum, static, after clarifying, discard the stillness of night, collect silt, 45 DEG C of dry preservations of confession, it is used for measuring nitrogen nutrient.
Water sample and silt nitrogen nutrient measure: the total nitrogen (WTN) in water sample adopts alkaline chitinase to clear up ultraviolet spectrophotometry (GB11894-89) and measures, solubility total nitrogen (WDN) be by water sample after 0.45 μm of membrane filtration, National Standard Method GB11894-89 is adopted to measure, true nitrogen (WAN) with by nitrogen (WNN) be by water sample after 0.45 μm of membrane filtration, employing flow injection analysis measures, particulate form nitrogen (WPN)=WTN-WDN.Silt sample total nitrogen (STN), available nitrogen (SEN), slightly nitrogen (SAN) uses 2MkCl lixiviate, flow injection analysis with measuring by nitrogen (SNN).
2. data calculate and analyze
1) water, soil number of dropouts computational methods
Single time rainfall flow path surface measures and calculates: after runoff process terminates every time, measures the degree of depth of rainwash in afflux pond, then is multiplied by afflux pond cross-sectional area with this depth value and obtains the flow path surface of single time rainfall.
Soil loss amount measures and calculates: every time in runoff process, divides 3 sub-samplings, employing to filter in runoff yield initial stage, mid-term and later stage and measures sediment charge in runoff for dry method, the product of sediment charge meansigma methods Yu run-off the soil obtaining single time rainfall invades candle amount.
Year flow path surface calculating: collect single flow path surface sum in year and obtain divided by runoff plots area
M = Σ i = j m 10 M j / A
In formula, M: flow path surface (m3/hm2) in year, A: runoff plots area (m2)
Year soil loss amount calculating: collecting single soil loss amount sum in year and obtain divided by runoff plots area, calculating formula is as follows:
W = Σ i = j m 1000 W j / A
In formula, W: flow path surface (t/km2) in year
Wj: jth time time rainfall soil loss amount (kg), j=l, 2,3 ... ..m
A: runoff plots area (m2)
2) year total nitrogen, total phosphorus loss load computational methods
A. single time rainfall runoff total nitrogen or total phosphorus number of dropouts calculate:
Rj=Mj Cj/1000
In formula, Rj: single time rainfall runoff community runoff total nitrogen or total phosphorus number of dropouts (kg)
Ci: jth time time rainfall rainwash total nitrogen or total phosphorus concentration (kg/L)
B. annual flow total nitrogen or total phosphorus loss load calculate:
R = Σ i = j m 10 R j / A
In formula, R: annual flow total nitrogen or total phosphorus lose load (kg/hm2)
C. single time rainfall silt total nitrogen or total phosphorus number of dropouts calculate:
Gj=Mj θ j
In formula, Rj: single time rainfall runoff community silt total nitrogen or total phosphorus number of dropouts (kg)
θ j: jth time time rainfall silt total nitrogen and total phosphorus concentration (g/kg)
D. year silt total nitrogen or different shape nitrogen discharge carry calculation:
G = Σ i = j m 10 G j / A
In formula, G: year silt total nitrogen or different shape nitrogen discharge load (kg/hm2)
F. year total nitrogen or different shape nitrogen discharge load:
T=R+G
In formula, T: year total nitrogen or different shape nitrogen discharge load (kg/hm2)
3. operation analysis
Catch cropping engineering started in 2013 to start building to build, and ran on July 30th, 2015, and when natural precipitation, demonstration project testing site, Yu Zui village, Anyang town, Yun County produces footpath, earth's surface 30 times respectively, wherein, within 2013, test period 11 times, within 2014, test period 12 times, 2015 7 times.Each date processing generation time rainfall and rainfall are in Table 1.
The rain time of table 1 experimental period runoff yield and rainfall
4. sloping upland effect of soil loss is analyzed
(1) effect analysis of rainwash is controlled
As shown in Table 2, engineering operation, after 3 years, compared with compareing with Semen Maydis, under Semen Maydis+Radix Angelicae Dahuricae intercropping mode, can generally reduce sloping upland rainwash, increase soil rain-water accumulating accumulated amount.Deal with between Semen Maydis+Radix Angelicae Dahuricae and just can substantially reduce flow path surface in plantation First Year, the Monitoring Data of 2014 shows that reducing rainwash effect promotes further, illustrate that Semen Maydis+Radix Angelicae Dahuricae catch cropping is in runoff treatment, not only effective, and there is persistence.Under this cropping pattern, Radix Angelicae Dahuricae growing way is very good, and it is mainly by means of grain medicine high level matches with low level, sowing time difference and the growth promoting effect that shades, it is achieved that the improvement of Radix Angelicae Dahuricae growing environment and effective control of rainwash.
Table 2 Semen Maydiss+Radix Angelicae Dahuricae intercropping mode impact on rainwash
Note: "-" represents fewer than comparison, and effect is just, "+" representing more than comparison, effect is zero, lower same.
(2) effect analysis of soil losses is controlled
As shown in Table 3, compared with compareing with Semen Maydis, dealing with and just can substantially reduce soil losses in plantation First Year between Semen Maydis+Radix Angelicae Dahuricae, after planting 2 years, reduce soil losses effect and promote further, its main cause is attributed to the perennial habit of the Radix Angelicae Dahuricae.By means of the cropping pattern of height collocation, provide good environment for Radix Angelicae Dahuricae growth so that it is root growth is more flourishing, be conducive to soil fixing, reduce soil erosion.
Table 3 Semen Maydiss+Radix Angelicae Dahuricae intercropping mode controls the effect of soil losses
(3) effect analysis to the resistance control of nitrogen phosphorus
1. on the impact of total nitrogen, total phosphorus concentration in runoff
For inquire into the catch cropping engineering control effect to sloping upland nitrogen phosphorus, according to rainfall data, choose 2013,2014,2015 chronological table rainfall runoffs study the total nitrogen in its rainwash, total phosphorus content change.As can be seen from Table 1, the main runoff in region residing for catch cropping engineering produces the time mainly in annual 5-8 month, and therefore, emphasis is chosen concentration of nitrogen and phosphorus in annual 5-8 month rainwash and analyzed.As shown in table 4, compared with Semen Maydis control treatment, 2013, send out seedling stage in May, under two kinds of process, the total nitrogen concentration in rainwash is more or less the same, and its main cause is that early stage land treatment systems is comparatively similar, the crop of plantation has just been in and has sent out seedling stage, between causing each to process, there was no significant difference.To in July, 2013, along with the growth of Semen Maydis and the Radix Angelicae Dahuricae, the total nitrogen content in its rainwash shows diversity.Under Semen Maydis+Radix Angelicae Dahuricae intercropping mode, the total nitrogen content in rainwash has started to lower than comparison, and this illustrates that Semen Maydis+Radix Angelicae Dahuricae intercropping mode can effectively control the loss of sloping upland nitrogen.In 2014,2015, duplicating property of correlated results, it was shown that Semen Maydis+Radix Angelicae Dahuricae intercropping mode has effectiveness.From 3 years rainwashes, the meansigma methods of total nitrogen concentration is it can also be seen that compared with plantation conventional crop, Semen Maydis+Radix Angelicae Dahuricae intercropping mode can effectively reduce the nitrogen content in rainwash.
Table 4 Semen Maydiss+Radix Angelicae Dahuricae intercropping mode is on the impact of total nitrogen concentration in runoff water
Table 5 is that Semen Maydis+Radix Angelicae Dahuricae intercropping mode is on the impact of total phosphorus concentration in rainwash.As shown in table 5,2013, seedling stage is sent out in May, dealing with between Semen Maydis+Radix Angelicae Dahuricae and do not have significant difference with total phosphorus concentration in Semen Maydis control treatment, the data of comprehensive 2013,2014 and 2015 are it can be seen that under Semen Maydis+Radix Angelicae Dahuricae intercropping mode, in runoff, nitrogen content is substantially less than the process of Semen Maydis blank, owing to the Radix Angelicae Dahuricae is perennial plant, cause that under Semen Maydis+Radix Angelicae Dahuricae nixed planting, the total nitrogen content in runoff is gradually lowered along with the prolongation of implantation time.These are as a result, it was confirmed that compared with common crops cropping pattern, Semen Maydis+Radix Angelicae Dahuricae catch cropping can more efficiently control sloping upland rainwash nitrogen and phosphorus content.
Table 5 Semen Maydiss+Radix Angelicae Dahuricae intercropping mode is on the impact of total phosphorus concentration in runoff water
2. the impact on nitrogen and phosphorus loss total amount
Table 6 is Semen Maydis+Radix Angelicae Dahuricae intercropping mode impact on sloping upland N and P losses total amount.Result of study shows, in 2013, under Semen Maydis+Radix Angelicae Dahuricae intercropping mode, total nitrogen number of dropouts reduces 16.64kg/hm2 than Semen Maydis control treatment, and reduction amplitude is 51.2%.2014, Semen Maydis+Radix Angelicae Dahuricae intercropping mode total nitrogen number of dropouts reduced 21.22kg/hm2 than Semen Maydis control treatment, and reduction amplitude is 65.3%.These are it is shown that compared with planting with conventional crop, Semen Maydis+Radix Angelicae Dahuricae intercropping mode can significantly improve sloping upland nitrogen control effect.
Table 6 shows, under Semen Maydis+Radix Angelicae Dahuricae intercropping mode, in soil, the number of dropouts of total phosphorus is substantially less than Semen Maydis control treatment, the total phosphorus relative current vector respectively-0.53kg/hm2 and-0.69kg/hm2 of 2013 and 2014, it was shown that Semen Maydis+Radix Angelicae Dahuricae intercropping mode can effectively control total phosphorus loss.
Table 6 Semen Maydiss+Radix Angelicae Dahuricae intercropping mode impact on sloping upland N and P losses total amount
5. the assessment of economic benefit under Semen Maydis+Radix Angelicae Dahuricae intercropping mode
According to specific yield and Chinese Medicinal Materials Markets price, its economic benefit can be assessed.From statistical result it can be seen that the Semen Maydis control treatment output value in 2013 is 3.2 ten thousand/hm2, within 2014, it is 3.4 ten thousand/hm2.Compared with Semen Maydis control treatment, 2013 and the total production value of 2014 annuals are 5.5 ten thousand/hm2, higher by 66% than Semen Maydis control treatment.It can thus be seen that the economic benefit of Semen Maydis+Radix Angelicae Dahuricae intercropping mode to be significantly larger than common agricultural plantation.

Claims (1)

1. the method by maize intercropping and Radix Angelicae Dahuricae preventing and treating Topographic factor, it is characterised in that comprise the following steps:
1) wholely, basal dressing: selecting the hillside fields of height above sea level 200~800m, draining is good, soil layer is deep, loose fertile, soil containing humus or sandy soil, ploughs deeply 25~30cm, execute farm manure 1500kg for every mu, leveling is ploughed thin, makes the flat furrow of 100~180cm width, and three ditches are supporting;
2) sowing: Semen Maydis was sowed in early or mid May, spread fertilizer over the fields Diammonium phosphate (DAP) 7 grams according to every cave during corn seeding, and the Radix Angelicae Dahuricae is in mid-September, sow in 5~10 days after White Dew, by the degree of depth 1.5cm during Radix Angelicae Dahuricae sowing, seed is mixed with fine sand, uniformly it is sprinkled into, earthing, lid Caulis et Folium Oryzae, with every 5 bands for a unit, planting between every two row Semen Maydiss the three row Radixs Angelicae Dahuricae, corn plants is from 90cm, line-spacing 160cm, Radix Angelicae Dahuricae spacing in the rows 15cm, line-spacing 35cm;
3) weeding in: take artificial weeding method, Semen Maydis is in annual May, July, weeding in August 3 times;The Radix Angelicae Dahuricae is in annual October, Second Year March, weeding in May 3 times;
4) water management: soil moisture content is maintained between 16~20%;
5) thinning, final singling: in order to reach the purpose not causing seedling stage Seedling famine, strong sprout early to send out, before Semen Maydis SANYE, carry out seedling thinning, Seedling weak, sick is pulled out in time, when corn growth to 6~7 leaf, wanting timely final singling, go weak Seedling, sick Seedling, hybrid strain, a strain healthy seedling is stayed in every cave;The Radix Angelicae Dahuricae not thinning before autumn sowing year, final singling during height of seedling 6~10cm in next year, remove overgrowing Seedling and small and weak Seedling during final singling, stay strong sprout;
6) topdress: Semen Maydis topdressed carbamide in the typhon mouth phase, spread fertilizer over the fields 13~15 grams according to every cave;The Radix Angelicae Dahuricae topdresses 1 time every year, executes instant nitrogenousfertilizer 10kg in a seedling stage or jointing stage mu;
7) prevention and control of plant diseases, pest control is carried out according to a conventional method;
8) gather: early September, when bracteal leaf of corn turn yellow, seed hardening, time glossy gather in the crops, gather Semen Maydis time note avoiding Radix Angelicae Dahuricae seedling;Radix Angelicae Dahuricae leaf before and after Second Year the beginning of autumn is gathered time withered, for the plant reserved seed for planting, gathers when seed is become yellow-white by green, and the seed gathered is hung ventilation and dried, and gets seed, is stored in clean gunnysack, puts ventilation and preserves.
CN201610209029.XA 2016-04-06 2016-04-06 A method of Topographic factor is prevented by maize intercropping and the root of Dahurain angelica Active CN105794471B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610209029.XA CN105794471B (en) 2016-04-06 2016-04-06 A method of Topographic factor is prevented by maize intercropping and the root of Dahurain angelica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610209029.XA CN105794471B (en) 2016-04-06 2016-04-06 A method of Topographic factor is prevented by maize intercropping and the root of Dahurain angelica

Publications (2)

Publication Number Publication Date
CN105794471A true CN105794471A (en) 2016-07-27
CN105794471B CN105794471B (en) 2018-08-24

Family

ID=56460671

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610209029.XA Active CN105794471B (en) 2016-04-06 2016-04-06 A method of Topographic factor is prevented by maize intercropping and the root of Dahurain angelica

Country Status (1)

Country Link
CN (1) CN105794471B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108337951A (en) * 2018-03-06 2018-07-31 云南农业大学 A method of reducing sloping upland water and soil and soil nitrogen loss amount

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1817084A (en) * 2006-03-02 2006-08-16 东北师范大学 Tillage method for drought-resistant and fertilizer-containing corn
WO2008026855A1 (en) * 2006-08-28 2008-03-06 Cleansia A seed line net for greening
CN103380696A (en) * 2013-07-29 2013-11-06 云南农业大学 Corn intercropping grass belt planting method capable of reducing sloping field water and soil loss greatly
CN105191654A (en) * 2015-10-30 2015-12-30 中国科学院东北地理与农业生态研究所 Intercropping cultivation method of corn and rice beans

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1817084A (en) * 2006-03-02 2006-08-16 东北师范大学 Tillage method for drought-resistant and fertilizer-containing corn
WO2008026855A1 (en) * 2006-08-28 2008-03-06 Cleansia A seed line net for greening
CN103380696A (en) * 2013-07-29 2013-11-06 云南农业大学 Corn intercropping grass belt planting method capable of reducing sloping field water and soil loss greatly
CN105191654A (en) * 2015-10-30 2015-12-30 中国科学院东北地理与农业生态研究所 Intercropping cultivation method of corn and rice beans

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
未公开: "白芷种植可药菜间作", 《中国中医药报》 *
李晓青 等: "中药材与农林生物的间套作复合种植模式探析", 《现代农业科技》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108337951A (en) * 2018-03-06 2018-07-31 云南农业大学 A method of reducing sloping upland water and soil and soil nitrogen loss amount

Also Published As

Publication number Publication date
CN105794471B (en) 2018-08-24

Similar Documents

Publication Publication Date Title
CN105340514B (en) A kind of drought lotus root volume increase improves the efficient cultivation method of content of starch
CN101578944B (en) Standardization planting method of tuber pinellia
CN104996246A (en) Cultivation method for organic rice
CN102771284B (en) Ecological cultivation method for houttuynia cordata
CN105052468A (en) Konjac cultivation method
CN104871933A (en) Method for cultivating organic Paris polyphylla var. yunnanensis under Pinus armandii forest
CN105794574B (en) A method of making ginkgo and Chinese herbaceous peony prevention and treatment Topographic factor by
CN107580998A (en) A kind of nuisanceless farmland planting method of ginseng
CN104737735B (en) Method for ecological afforestation of coastal saline-alkali areas by means of original soil cultivation
CN103477844A (en) Polygonum multiflorum planting method
CN103518574B (en) Organic paddy rice implantation methods
CN105532215A (en) Planting method for imitating wild radix paeoniae rubra
CN102823471A (en) Yellow orange planting and managing method
CN104380971A (en) Cultivation method for improving paeoniflorin content of red paeony root
CN105432290A (en) Method for breeding peony seeds
CN104025892A (en) Suberect spatholobus stem cultivation method
CN105993816A (en) Leaf picked ginkgo biloba and pinellia ternate interplanting cultivation method
CN103081677A (en) Genuine Chinese herbal medicine rhizome acori graminei fine seed reproduction management technology
CN105638174A (en) Organic tea planting method
CN104186063B (en) A kind of cultivation of asparagus method
CN103931406B (en) Bamboo root Rhizoma Zingiberis Recens mechanized cultivation technology
CN113039989A (en) Intelligent ecological planting method for changing selenium-rich orchard into soil and controlling grass in hilly and mountainous areas
CN106857145A (en) A kind of Leaf-harvesting Ginkgo section fertilizer exempts careless cultural method
CN110280584A (en) A kind of heavy metal in soil biology removing method
CN111492915A (en) Cultivation method of organic desert rice

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant