CN103404361B - Cultivation method for increasing production of cassava seed stalk through girdling - Google Patents
Cultivation method for increasing production of cassava seed stalk through girdling Download PDFInfo
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- CN103404361B CN103404361B CN201310389029.9A CN201310389029A CN103404361B CN 103404361 B CN103404361 B CN 103404361B CN 201310389029 A CN201310389029 A CN 201310389029A CN 103404361 B CN103404361 B CN 103404361B
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Abstract
The invention relates to a cultivation method for increasing production of cassava seed stalks through girdling. The effective utilization rate of a plant to land and light heat is improved by increasing the length of the cassava seed stalks and blocking nutrients from the middle, so that tuberization of the plant can be formed at both ends so as to improve the yield of cassava. The yield can be obviously improved by planting the cassava seed stalks through girdling. The cultivation method is simple in technical operation and little in labor force consumption, thus the cultivation method is beneficial to improving economic income of cassava farmers, improving the activeness of farmers for planting cassava, and promoting the healthy development of the cassava industry.
Description
Technical field
The cultivation method that the invention provides a kind of cassava kind stem girdling yield increasing, belongs to tropical crop cultivation field.
Background technology
Cassava (Manihot esculenta Crantz) another name trees potato, tree sweet potato, it is a kind of Euphorbiaceae cassava, belong to perennial (torrid zone, subtropics) or annual (temperate zone) shrub, one of large tuber crops in the world three (potato, sweet potato, cassava), to produce one of hundred million tons of seven above large crops per year, the main non-irrigated grain and the forage crop that have become at present extensive plantation are the main heat energy sources in the daily food in many tropical country.But the output of cassava is not high, be the key factor of restriction China cassava industry development, therefore improving cassava per unit area yield is always that scientific research personnel makes great efforts the problem of capturing always always.
Cassava is 1 year extremely perennial asexually propagated crop, at present more general planting type is cane cottage propagation: select sturdy, close joint, solid, fresh, do not damage skin, do not damage bud, the middle and lower part kind stem of withered, without putrefaction, anosis worm, cortex green, according to the standard sharp knife of 20-25cm, chop off just and can plant.In addition also see and pass through callus
[1], embryoid
[2,3], Multiple Buds
[4,8], micro cuttage
[9]the bibliographical information of breeding etc. approach, these processing modes, mainly using the materials such as cassava stem apex, leaf bud, flower pesticide, tender leaf as explant, by adding different plant growth regulator, on medium, cultivate, thereby improve the reproduction coefficient of cassava, but these processing all can not improve the output of cassava.At present, mainly by approach such as mulching planting, rational close planting, the rational applications of fertilizer, improve cassava per unit area yield, in addition, Indonesia once used ripe wild cassava and the grafting of cassava kind stem, can improve the single plant yield of cassava, and Guangxi Research Inst. of Subtropics Corps is old aobvious two
[10]deng by the improvement to this technology, explore a set of ripe cassava grafting of tender branch technology faster, this technology is mainly to utilize cassava as stock, cassava is as scion, cassava, grow and carry out grafting seedling stage, form new Manihot Esculenta, with cassava grafting, arrive after cassava cultivar, utilize its strong Photosynthetic Efficiency to increase the synthetic of carbohydrate, can make plant strain growth vigorous, it is more reasonable that tree crown branches and leaves distribute, cassava tree body increases, formation to tapioca root, expand with the accumulation of starch highly beneficial, thereby improve cassava per unit area yield, but scion-wild cassava that the method needs need to introduce and pass through pierre and grafting and breeding just can obtain, and survival rate is also subject to the impact of many factors.Above-mentioned these modes, are mainly by raising the management level and the later stage improves plant, have reached the object that makes cassava volume increase.And process rear plantation by cassava kind stem being carried out to band girdle, and can make full use of the natural conditions such as soil, photo-thermal, therefore, plant stem band girdle and having important practical significance aspect raising cassava production.
The present invention had not found relevant bibliographical information aspect cassava kind stem band girdle before proposing.
Summary of the invention
The present invention proposes a kind of cultivation method of cassava kind stem girdling yield increasing, by increasing cassava kind stem length, and blocks from centre to its nutrient, thereby improves the effective rate of utilization of plant to soil, photo-thermal, makes plant tie potato in two, to improve cassava production.
The present invention is achieved through the following technical solutions:
A cultivation method for cassava kind stem girdling yield increasing, is characterised in that and comprises following step:
(1) plant choosing of stem: select fresh, sturdy, bud point is intensive, the unabroken cassava of crust middle and lower part cane is as planting material, then according to the specification of 45-50cm, chop off;
(2) plant stem band girdle: cassava kind stem is peelled off to crust from centre position;
(3) plantation: select the planting patterns keeping flat to plant cassava kind stem, plant line-spacing is 0.8 * 1.0m;
(4) thinning: after cassava emerges, carry out thinning when seedling grows to height of seedling 18-22cm, every strain cassava is left and taken respectively strong seedling 1-2 strain at two ends, remove too much seedling, to guarantee the centralizedly supply of nutrient;
(5) management after plantation: manage according to general planting cassava, note prevention and control and the rational application of fertilizer of disease pest and weed.
As further technical scheme:
Described kind stem band girdle, first cuts two circles by cassava kind stem from middle position ring, and the degree of depth is with till xylem, two girdling circle interval 0.5-1.0cm, and then standardized cutter connects two girdling circles, finally along otch, peels off crust.
Described plantation, opens 60cm according to the angle vertical with moisture in the soil face with hoe wide, and the shallow ridges of dark 5cm, then puts into cassava kind stem earthing.
That the present invention selects is fresh, sturdy, bud point is intensive and the unabroken cassava of crust middle and lower part cane as band girdle material, good kind stem is to guarantee to emerge neat key factor.
Peel off crust and expose xylem, doing is like this in order to cut off the nutrition transportation of cassava, to make this kind of stem become two relatively independent trophosomes.After emerging, because bud point is more, can send a lot of seedling, be guarantee the centralizedly supply of nutrition, remove unnecessary seedling.
By cassava kind stem band girdle is planted, can significantly improve output, and this invention technical operation is simple, labour spends not quite, and this will be conducive to improve sweet potato grower's income, improves the enthusiasm of Cotton Varieties by Small Farming Households cassava, and promotes the sound development of cassava industry.
Accompanying drawing explanation
Fig. 1 is principle schematic of the present invention, and the left side is method of the present invention, and the right is traditional method.
Embodiment
The cultivation method of this cassava kind stem girdling yield increasing that the present invention proposes, is undertaken by following step:
(1) plant choosing of stem: select fresh, sturdy, bud point is intensive, the unabroken cassava of crust middle and lower part cane is as planting material, then according to the specification sharp knife of 45-50cm, chop off.
(2) plant stem band girdle: first ready cassava kind stem is cut to two circles from middle position ring, the degree of depth is with till xylem, interval 0.5-1.0cm, and then standardized cutter connects bipassage ring, makes it into " work " word shape, finally along otch, peels off crust.
(3) plantation: the planting patterns that selection keeps flat, according to the angle vertical with moisture in the soil face, with hoe, open 60cm wide, the shallow ridges of dark 5cm, then puts into cassava kind stem, earthing, plant line-spacing is 0.8*1.0m.
(4) thinning: after cassava emerges; conventionally having a plurality of seedling grows; can cause like this excessive growth of stem branch, cover and consume nutrient mutually; therefore should be at Qi Miaohou; in the time of height of seedling 20cm left and right, carry out thinning; every strain cassava is left and taken respectively strong seedling 1-2 strain at two ends, remove too much seedling, to guarantee the centralizedly supply of nutrient.
(5) management after plantation: manage according to general planting cassava, note prevention and control and the rational application of fertilizer of disease pest and weed.
Adopt the present invention, can make full use of the natural conditions such as soil and photo-thermal, compare with conventional cultivation method, the method can make Manihot Esculenta two knot potato, thereby the knot potato number of cassava is improved more than 50%, and single plant yield improves more than 25%.And the present invention is simple to operate, so this method is to improving cassava yield per unit area, increases peasant economy benefit and promotes the healthy and stable development of cassava industry to have positive role.
Embodiment:
The present invention selects the main breed SC205 of cassava and SC5 as test material, and result of the test is as follows:
Table 1.SC205 is conventional plants the comparison of single tree potato economical character with band girdle
| Planting type | Conventional | Band girdle | Growth rate (%) |
| Plant height (cm) | 223.93 | 218.72 | -2.33 |
| Stem thick (mm) | 25.55 | 24.87 | -2.66 |
| Potato long (cm) | 30.01 | 26.73 | -10.93 |
| Fresh potato number (individual) | 11 | 20 | 81.82 |
| Single plant yield (kg) | 2.71 | 3.51 | 29.52 |
Table 2.SC5 is conventional plants the comparison of single tree potato economical character with band girdle
| Planting type | Conventional | Band girdle | Growth rate (%) |
| Plant height (cm) | 243.5 | 241 | -1.03 |
| Stem thick (mm) | 30.31 | 29.22 | -3.60 |
| Potato long (cm) | 31.65 | 25.06 | -20.82 |
| Fresh potato number (individual) | 10 | 15 | 50.00 |
| Single plant yield (kg) | 3.63 | 4.63 | 27.55 |
By test, can find out, compare with general planting, thick and long three agronomic traits of potato of plant height, the stem of band girdle plantation decline to some extent, but fresh potato number and single plant yield rise appreciably, fresh potato number growth rate reaches more than 50%, and single plant yield rate of growth also reaches more than 25%.
List of references:
［ 1 ］ Xi Shili, Feng Dou, Pan Linghua. cassava induction of anther callus Primary Study ［ J ］. Guangxi Agricultural science, 2009,40(2): 124-127.
［ 2 ］ Malaysian China, Xu Qiusheng, admires and accumulates orchid. from cassava tender leaf, directly induce the formation ［ J ］ of the life of Primary somatic embryos fetal hair and bud. and Botany Gazette, 1998,40(6): 503-507.
［ 3 ］ Yao Qingrong, Guo Yunling, Kong Hua, Guo Anping. cassava somatic embryo occurs and plant regeneration research ［ J ］. Chinese biological engineering magazine, 2008,28(12): 52-56.
［ 4 ］ Qin Yan, Chen Yu. the research of cassava tissue-culturing quick-propagation ［ J ］. Guangxi Agricultural science, 2007,38(1): 35-37.
［ 5 ］ Li Bin, Huang Yongcai, Yang Meichun, Qin Jianfeng. the Fast-propagation ［ J ］ of cassava improved seeds " spoke selects 01 ". pacify micro-agricultural science, 2008,36(36): 15817-15818,15824.
［ 6 ］ Deng little Xiang, Zhang Huiying, peasant's industry, Xue Yanxia. the research of cassava quick propagating technology ［ J ］. Agriculture in Hunan science, 2008(1): 13-14.
［ 7 ］ Yang Meichun, Huang Yongcai, Li Bin, Mo Yuanbo. the tissue of cassava breeding " GR911 " is cultivated ［ J ］. Guangxi Agricultural bioscience, 2007,26(3): 243-246.
［ 8 ］ Li Bin, Huang Yongcai, Qin Jianfeng, Yang Meichun. the tissue of cassava improved seeds " south China 124 " is cultivated ［ J ］. Guangxi tropical agriculture, 2008(4): 9-11.
［ 9 ］ He Haiwang, He Longfei, Mo Ke, Li Chuanzhen. Cassava Variety newly selects 048 in vitro micro cuttage quick propagating technology [J]. Guangxi Agricultural science, 2010,41 (4): 307-309.
[10] Chen Xianshuan, Li Jun. cassava volume increase new way-grafting of tender branch [J]. practical technique, 2007 (6): 57-58.
Claims (3)
1. a cultivation method for cassava kind stem girdling yield increasing, is characterized in that comprising following step:
(1) plant choosing of stem: select fresh, sturdy, bud point is intensive, the unabroken cassava of crust middle and lower part cane is as planting material, then according to the specification of length 45-50cm, chop off;
(2) plant stem band girdle: cassava kind stem is peelled off to crust from centre position;
(3) plantation: select the planting patterns keeping flat to plant cassava kind stem, plant line-spacing is 0.8 * 1.0m;
(4) thinning: after cassava emerges, carry out thinning when seedling grows to height of seedling 18-22cm, every strain cassava is left and taken respectively strong seedling 1-2 strain at two ends, remove too much seedling, to guarantee the centralizedly supply of nutrient;
(5) management after plantation: manage according to general planting cassava, note prevention and control and the rational application of fertilizer of disease pest and weed.
2. the cultivation method of cassava kind stem girdling yield increasing as claimed in claim 1, it is characterized in that, described kind stem band girdle, first cassava kind stem is cut to two circles from middle position ring, the degree of depth is with till xylem, two girdling circle interval 0.5-1.0cm, and then standardized cutter connects two girdling circles, finally along otch, peels off crust.
3. the cultivation method of cassava kind stem girdling yield increasing as claimed in claim 1, is characterized in that, described plantation is opened 60cm according to the angle vertical with moisture in the soil face with hoe wide, and the shallow ridges of dark 5cm, then puts into cassava kind stem earthing.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103733859B (en) * | 2014-01-08 | 2015-08-26 | 广西壮族自治区亚热带作物研究所 | A kind of cassava blooms control technique |
| CN103733860B (en) * | 2014-01-08 | 2015-08-26 | 广西壮族自治区亚热带作物研究所 | A kind of cassava wind resistance yield-increasing cultivation technology |
| CN103988661A (en) * | 2014-04-29 | 2014-08-20 | 梁柏初 | Cassava spring sowing cultivation technique |
| CN107306623A (en) * | 2016-04-27 | 2017-11-03 | 黎龙熙 | The knife of prosperous（Pin）Method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4473648A (en) * | 1982-05-14 | 1984-09-25 | International Plant Research Institute | Process and nutrient medium for micropropagation of cassava |
| CN101103670A (en) * | 2007-08-07 | 2008-01-16 | 广西亚热带作物研究所 | Cultivating method for promoting cassava production |
| CN101946602A (en) * | 2010-08-03 | 2011-01-19 | 云南省农业科学院热区生态农业研究所 | Method for culturing and transplanting seedling of cassava |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4473648A (en) * | 1982-05-14 | 1984-09-25 | International Plant Research Institute | Process and nutrient medium for micropropagation of cassava |
| CN101103670A (en) * | 2007-08-07 | 2008-01-16 | 广西亚热带作物研究所 | Cultivating method for promoting cassava production |
| CN101946602A (en) * | 2010-08-03 | 2011-01-19 | 云南省农业科学院热区生态农业研究所 | Method for culturing and transplanting seedling of cassava |
Non-Patent Citations (4)
| Title |
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| 春种木薯高产栽培技术;陈贵善;《农村新技术》;20060228(第02期);8 * |
| 木薯高产新技术;李明雄;《农村百事通》;20001231(第15期);23 * |
| 李明雄.木薯高产新技术.《农村百事通》.2000,(第15期), * |
| 陈贵善.春种木薯高产栽培技术.《农村新技术》.2006,(第02期), * |
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Owner name: BAOSHAN QUANXIN AGRICULTURAL SCIENCE AND TECHNOLOG Free format text: FORMER OWNER: INST. OF TROPICAL AND SUBTROPICAL CASH GROP, YUNNAN ACADEMY OF AGRICULTURE Effective date: 20150331 |
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Effective date of registration: 20150331 Address after: 678000 Yongchang Longyang District of Baoshan city in Yunnan province Portland Street City Road No. 518 Patentee after: Baoshan whole heart agriculture science and Technology Co., Ltd. Address before: 678000 Longyang District of Baoshan city in Yunnan Province Lan Cheng Road No. 518 Patentee before: Inst. of Tropical and Subtropical Cash Grop, Yunnan Academy of Agriculture |
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