CN102960139A

CN102960139A - Water chestnut cultivation method

Info

Publication number: CN102960139A
Application number: CN2012104388731A
Authority: CN
Inventors: 怀于生
Original assignee: Tongli Town Wujiang Raw First Water Eight Immortals Vegetables Specialty Co-Operative Organization
Current assignee: Tongli Town Wujiang Raw First Water Eight Immortals Vegetables Specialty Co-Operative Organization
Priority date: 2012-11-07
Filing date: 2012-11-07
Publication date: 2013-03-13

Abstract

The invention discloses a water chestnut cultivation method which comprises the following steps that first a stocky main bud is selected and pre-reserved as a seed; then seedling is carried out on a prepared seedling bed which can irrigate and drain conveniently; when growing to 25cm to 30cm, a seedling is transplanted to a field to be planted; water and manure management and the prevention of plant diseases and insect pests are maintained during plantation; and after a cormel is mature, picking can be carried out when an overground part dies. According to the water chestnut cultivation method, the water chestnut yield and quality can be effectively improved, so that the value of water chestnut is further improved, and the plantation of the water chestnut is scientifically governed.

Description

The cultivation method of a kind of water chestnut

Technical field

The present invention relates to the cultivation technology of a kind of vegetables, relate in particular to the cultivation method of a kind of water chestnut.

Background technology

Eleocharis water-based perennial root draft, it is edible to do vegetables with bulb.The ancient an ancient name for water chestnut (an ancient name for water chestnut) that claims is commonly called as water chestnut, claims again the ground chestnut, because of its shape such as water chestnut, gains the name as chestnut again.Claim its water chestnut, only refer to its appearance; Say that it as chestnut, is not only shape, nature and flavor, composition, function are all similar to chestnut, again because it is result in mud, so the title of chestnut with having.The water chestnut color of the leather is purple black, and meat is pure white, and the sweet succulence of distinguishing the flavor of is clear and melodious good to eat, and the good reputation of underground snow pear is arranged from ancient times, and what the northerner looked is south of the River ginseng.Water chestnut both can be used as fruit, can be regarded as vegetables again, was the product in popular season.

Because the plantation of water chestnut relatively disperses, can not get concentrating and cultivate, so culture technique also can't implement, cause the output of water chestnut lower, quality is also lower.

Summary of the invention

Technical problem to be solved by this invention is, provide a kind of can improving yield and the cultivation method of the water chestnut of quality.

In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: the cultivation method of a kind of water chestnut, may further comprise the steps: (1) selects short strong main bud as seed, and mid or late March was grown seedlings according to the cultivation phase by stages, and the cultivation phase is divided into early stubble, middle stubble and late stubble, seed is ordered on the seedbed, then water one deck mud, mud waters flat kind of a bud and is advisable, and the seedbed must often keep moisture state, scaffolding shades with straw screen or mat, takes day to hide and takes off mode night; (2) June first arrival mid-July, when height of seedling was 25cm ~ 30cm, according to early stubble, middle stubble and the by stages field planting of stubble in evening, the field planting degree of depth was 9cm ~ 10cm, stays height of seedling 25cm ~ 30cm during field planting, about early every mu of 800 strains of stubble of plantation density, and seeding row spacing 90 * 90cm; About every mu of 1200 strains of middle stubble, seeding row spacing 80 * 70cm; About every mu of 1600 strains of stubble in evening, seeding row spacing 70 * 60cm; (3) strengthen water and fertilizer management, shallow water is planted during transplanting, in time upper water seedling-protection after planting, and the field keeps water layer 4cm ~ 5cm after living, and the field keeps water layer 5cm ~ 7cm between the megathermal period; Suitably cut off the water supply at Feng Hangqian and to put the field, do not cut off the water supply after the knot shepherd's purse begins, water layer keeps 4cm ~ 5cm, begins dehydration after mid or late October and falls driedly, and carries out alternation of wetting and drying, and it is moistening to ripe that the field keeps; Stubble is at the every 666.7m of early and middle ten days in August early ²Execute urea 10kg and carry out topdressing the first time, the plant every 666.7m of Feng Hangqian not at the beginning of 9 months by the end of August ²Benefit is executed urea 10kg and is carried out topdressing the second time, from the plant Feng Hangqian that plants, intertills and artificial weeding 2 ~ 3 times; (4) extermination of disease and insect pest: the control of bar rot is to be watered spraying at every 666.7m2 of late August with more than 50% clever bacterium 100g, at the every 666.7m of early and middle ten days in September ²Be watered spraying with 70% thiophanate methyl wetting powder 100g; White standing grain snout moth's larva control is every 666.7m ²Be watered respectively in mid-August and early and middle ten days spraying in September with cypermethrin 40ml; (5) after the bulb maturation, acrial part is withered, and is clear and bright from the Beginning of Winter to next year, can gather at any time.

Compared with prior art, usefulness of the present invention is: output and quality that the cultivation method of this water chestnut can the Effective Raise water chestnut, and the value of water chestnut is further improved, also make the plantation of water chestnut obtain the improvement of science.

Embodiment:

Describe the present invention below by embodiment.

The cultivation method of a kind of water chestnut may further comprise the steps:

1, the seed of selecting and remain: the seed of selecting and remain generally takes Water Chestnuts at mid or late March, selects short strong main bud, carries out the impurity elimination pure keeping, indoor at shady and cool ventilation seed storage, every mu of seed consumption is decided according to crops for rotation are different, general early stubble 30kg, late stubble 60kg, middle stubble is between the two.

2, grow seedlings in the seedbed: grow seedlings according to the cultivation phase, general seedling the present is about 30 days, about height of seedling 30cm by stages; The seedbed should be selected to fill with and be arranged easily field; The wide 1.2m in seedbed, length is not limit, and has built little bank around the seedbed, and the wide height of little bank respectively is about 10cm, plays water retention, the leveling bed end, water 4cm ~ 5cm thickness mud, then discharge seed; With 1000 times of liquid seed soaking of 50% carbendazim 48 hours, then vernalization showed money or valuables one carries unintentionally seeding to the seedbed, and the ordered arrangement seed after seed sequences, is watered one deck mud, and mud waters flat kind of a bud and is advisable; The seedbed must often keep moisture state, and scaffolding shades with straw screen or mat, prevents the sun seedling of burning, and takes day to hide and take off night, and long during to the 10cm height when seedling, removing shades carries out hardening, about about 20 days, gets final product field planting during height of seedling 20cm ~ 30cm.

3, whole field fertilising: land for growing field crops ploughing depth 15cm, the field of raking, every 666.7m ²Execute decomposed manure 2000kg, 45% three element compound fertilizer 30kg as base manure.

4, Field planting: depth of planting 9cm ~ 10cm, stay height of seedling 25cm ~ 30cm when planting, if rice shoot is too high when planting, should cut off tip, stay cladodium 25cm ~ 30cm, planting density is decided according to crops for rotation, about early every mu of 800 strains of stubble, and seeding row spacing 90 * 90cm, about every mu of 1200 strains of middle stubble, seeding row spacing 80 * 70cm, about every mu of 1600 strains of stubble in evening, seeding row spacing 70 * 60cm.

5, water starch management: shallow water is planted during transplanting, in time upper water seedling-protection after planting, the field keeps water layer 4cm ~ 5cm after alive, and the periodic replacement water layer, and the field keeps water layer 5cm ~ 7cm between the megathermal period, suitably cut off the water supply at Feng Hangqian and to put the field, do not cut off the water supply after the knot shepherd's purse begins, water layer keeps 4cm ~ 5cm, begins dehydration after mid or late October and falls dried, and carry out alternation of wetting and drying, it is moistening to ripe that the field keeps.

6, topdress: stubble topdresses at the early and middle ten days in August every 666.7m for the first time early ²Execute urea 10kg, at the beginning of 9 months by the end of August, plant is the every 666.7m of Feng Hangqian not for the second time ²Benefit is executed urea 10kg.

7, intertill and clean tillage: from the plant Feng Hangqian that plants, intertill and artificial weeding 2 ~ 3 times.

8, diseases and pests controlling: can be divided into cultural control and chemical control; Cultural control mainly is by carrying out crop rotation; Chemical control is for the control of bar rot, at every 666.7m of late August ²Be watered spraying with 50% carbendazim 100g, at the every 666.7m of early and middle ten days in September ²Be watered spraying with 70% thiophanate methyl wetting powder 100g; For white standing grain snout moth's larva control, every 666.7m ²40ml is watered with cypermethrin, respectively in mid-August and early and middle ten days spraying in September.

9, gather: after the bulb maturation, acrial part is withered, and is clear and bright from the Beginning of Winter to next year, can gather at any time.

The cultivation method of this water chestnut can the Effective Raise water chestnut output and quality, the value of water chestnut is further improved, also make the plantation of water chestnut obtain the improvement of science.

It is emphasized that: above only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment does.

Claims

1. the cultivation method of a water chestnut is characterized in that, may further comprise the steps:

(1) select short strong main bud as seed, mid or late March was grown seedlings according to the cultivation phase by stages, the cultivation phase is divided into early stubble, middle stubble and late stubble, seed is ordered on the seedbed, then water one deck mud, mud waters flat kind of a bud and is advisable, and the seedbed must often keep moisture state, scaffolding shades with straw screen or mat, takes day to hide and takes off mode night;

(2) June first arrival mid-July, when height of seedling was 25cm ~ 30cm, according to early stubble, middle stubble and the by stages field planting of stubble in evening, the field planting degree of depth was 9cm ~ 10cm, stays height of seedling 25cm ~ 30cm during field planting, about early every mu of 800 strains of stubble of plantation density, and seeding row spacing 90 * 90cm; About every mu of 1200 strains of middle stubble, seeding row spacing 80 * 70cm; About every mu of 1600 strains of stubble in evening, seeding row spacing 70 * 60cm;

(3) strengthen water and fertilizer management, shallow water is planted during transplanting, in time upper water seedling-protection after planting, and the field keeps water layer 4cm ~ 5cm after living, and the field keeps water layer 5cm ~ 7cm between the megathermal period; Suitably cut off the water supply at Feng Hangqian and to put the field, do not cut off the water supply after the knot shepherd's purse begins, water layer keeps 4cm ~ 5cm, begins dehydration after mid or late October and falls driedly, and carries out alternation of wetting and drying, and it is moistening to ripe that the field keeps; Stubble is at the every 666.7m of early and middle ten days in August early ²Execute urea 10kg and carry out topdressing the first time, the plant every 666.7m of Feng Hangqian not at the beginning of 9 months by the end of August ²Benefit is executed urea 10kg and is carried out topdressing the second time, from the plant Feng Hangqian that plants, intertills and artificial weeding 2 ~ 3 times;

(4) extermination of disease and insect pest: the control of bar rot is at every 666.7m of late August ²Be watered spraying with more than 50% clever bacterium 100g, at the every 666.7m of early and middle ten days in September ²Be watered spraying with 70% thiophanate methyl wetting powder 100g; White standing grain snout moth's larva control is every 666.7m ²Be watered respectively in mid-August and early and middle ten days spraying in September with cypermethrin 40ml;

(5) after the bulb maturation, acrial part is withered, and is clear and bright from the Beginning of Winter to next year, can gather at any time.