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Method for pruning inflorescences of rapeseed plants in early blooming period

A technology of inflorescence pruning and initial flowering, applied in botany equipment and methods, horticulture, applications, etc., can solve the problems of large number of shoots, late pruning timing, and many pruning times, so as to eliminate growth advantages, increase yield per unit area, The effect of easy operation

Inactive Publication Date: 2009-12-16
杜丽群
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, its outstanding disadvantages are that the timing of pruning is too late, the number of pruning is too much, and the number of pruned tips is too large.
Especially at this time of pruning, it is very easy to cause damage to the flowers and young fruits of rapeseed; at the same time, it is also difficult in pruning operations and planting methods
This causes a lot of inconvenience

Method used

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  • Method for pruning inflorescences of rapeseed plants in early blooming period
  • Method for pruning inflorescences of rapeseed plants in early blooming period
  • Method for pruning inflorescences of rapeseed plants in early blooming period

Examples

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Embodiment 1

[0036] Inflorescence Pruning of Zheshuang 72 Rapeseed Rapeseed at Early Flowering Stage

[0037] 1. Overview The number of plants planted is 200 (see figure 1 ), the planting date was November 5, 2006.

[0038] 2. Pruning was done on March 10, 2007. The first pruning of the inflorescence in the initial flowering stage of the rapeseed was to cut off about 0.8-1.0 cm from the tip of the inflorescence in the center of each plant; the second pruning was on March 15 of the same year. The top tip of each main side branch inflorescence is about 0.5cm. (See figure 2 , 3 )

[0039] 3. Cultivation management Same as conventional rape cultivation.

[0040] 4. Harvesting Harvested on May 18, 2007, the average yield of rapeseed per plant was 85 grams, which was 19.5% higher than that of the control.

Embodiment 2

[0042] Inflorescence Pruning of Gaoyou 605 Rapeseed Rape at Early Flowering Stage

[0043] 1. Overview The planting area is 0.5 mu, dated November 2, 2006.

[0044] 2. Pruning On March 5, 2007, the central inflorescence of each rapeseed plant was pruned for the first time, and the tip length was cut off by 0.5-0.8 cm; The tip of the side branch inflorescence is about 0.7cm.

[0045] 3. Cultivation and management are the same as conventional rapeseed.

[0046] 4. Harvesting It was harvested on May 20, 2007. After treatment and drying, the rapeseed yield was 105.5 kg, which was 31.5% higher than that of the control.

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Abstract

The invention discloses a method for pruning inflorescences of rapeseed plants in the early blooming period, in particular a rapeseed plant inflorescence pruning method for accelerating footstalks to thicken, generating more inflorescences and improving the output of rapeseeds. The method is described as follows: tops of center inflorescences and main lateral branch inflorescences are pruned twice from the last ten days of February to March when buds of rapeseed plants appear and a little amount of flowers at the lower part of the inflorescences bloom. The method can remarkably increase the output of the rapeseeds without damaging rapeseed plants, flowers and young fruits.

Description

technical field [0001] The invention relates to a pruning method for oil crops, in particular to a pruning method for rapeseed inflorescences in order to increase the yield of rapeseed per unit area during the initial flowering period of rapeseed (Brassicanapus L.). Background technique [0002] Pruning is widely used in the production of fruit trees, usually during planting and juvenile stage, the dry shaping is carried out, and the plants are pruned into a certain shape. Such as the natural happy shape of a peach tree, the evacuated layered shape of a pear tree, etc. At the same time, diseased and insect branches, leggy branches, etc. need to be cut off. The central link is to make the canopy receive sufficient light, and the fruit grows and develops healthily, and strives to achieve high yield. [0003] The pruning technique is also applied to economic forests such as tea and Kudingcha. In crops, when topping sesame and soybeans, it is also a way of pruning to remove t...

Claims

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Application Information

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IPC IPC(8): A01G1/00
Inventor 杜丽群
Owner 杜丽群
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