Preparation for preventing orange fruit blossom end from yellowing and shedding, and preparation and use method thereof
A technology for citrus and fruit, which is applied in the field of preparations for preventing the yellowing and falling off of the top of citrus fruit. It can solve the problems of gibberellic acid losing its value in popularization and application, shortage of rural labor force, and no economic value. , the effect of reducing the shedding rate
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Embodiment 1～4
[0027] A method for preparing a preparation for preventing citrus fruit tops from yellowing and falling off. The specific steps are: firstly add 6-furfurylaminopurine and 2-hydroxypropanetricarboxylic acid into alcohol in proportion, and stir until they are completely dissolved; Then add gibberellin-4 and stir until it is completely dissolved; then add 2,4-dichlorophenoxyacetic acid and stir until it is completely dissolved; finally add glycerin and stir well, and seal the package with a container according to the specifications. The specific parameters are shown in Table 1.
[0028] Concrete parameter (by weight) in the embodiment 1~4 of table 1
[0029] Example
Embodiment 5
[0031] Effect of formulations used to prevent yellowing and abscission of citrus fruit apexes on prevention of apical abscission in puna navel oranges.
[0032] 1. Materials and methods
[0033] The experiment was carried out in the Cultivation Experiment Garden of Citrus Research Institute, Chinese Academy of Agricultural Sciences, Beibei, Chongqing, from 2006 to 2007. The soil type was purple soil, and the soil pH value was 5.5 to 7.0. The citrus variety planted is Pengna navel orange / Hovenia trifoliata, and the seedlings were planted in the spring of 1984, with a plant spacing of 3 meters and a row spacing of 5 meters, growing well. In the spring of 2006, 90 test trees were divided into 3 groups, 30 plants in each group (6 plants × 5 repetitions), and each group had one treatment or control. During the young fruit period from 2006 to 2007, the test of preventing fruit top yellowing and shedding was carried out according to Table 2-1. The cultivation and management conditi...
Embodiment 6
[0047] Effect of preparations for preventing yellowing and shedding of citrus fruit tops on Qingjia navel orange fruit tops.
[0048] 1. Materials and methods
[0049] The experiment was carried out in the Cultivation Experiment Garden of Citrus Research Institute, Chinese Academy of Agricultural Sciences, Beibei, Chongqing, from 2006 to 2007. The soil type was purple soil, and the soil pH value was 5.5 to 7.0. The citrus variety planted is Qingjia navel orange / Hovenia citrus, which was planted in the spring of 1984, with a plant spacing of 3 meters and a row spacing of 5 meters. It grows well. In the spring of 2006, 45 Qingjia test trees were divided into 3 groups, 15 trees in each group (3 trees × 5 repetitions), and each group had one treatment or control. During the young fruit period from 2006 to 2007, the test of preventing yellowing and shedding of fruit tops was carried out (see Table 3-1 for the test design). The cultivation and management conditions of all experime...
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