Application of 2-(4-methoxyphenoxy)propionic acid and its post-harvest storage preservative for citrus
A technology of methoxyphenoxy and antistaling agent, which is applied in the field of antistaling agents to achieve high anti-corrosion and fresh-keeping properties, excellent anti-corrosion and fresh-keeping effects, and reduced rot rate
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Embodiment 1
[0049] 1) Solution preparation: Weigh 2.0g and 0.2g of MPP sodium salt solid powder into 5L tap water respectively to prepare 400ppm MPP and 40ppm MPP sodium salt solution; weigh 1.8g of 2,4-D solid powder, dissolve in water Adjust pH to neutral with NaOH solution, dilute to 5L with tap water, and prepare 400ppm 2,4-D solution.
[0050] 2) Experimental treatment: select Wenzhou satsuma, soak the citrus fruits in the above three solutions and tap water for 3 minutes, dry them naturally, bag the fruits, store them at room temperature, and check the antiseptic and freshness of citrus regularly.
[0051] 3) Experimental results, the obtained experimental results are shown in Table 1.
[0052] Table 1 The experimental results of MPP sodium salt on postharvest storage of Wenzhou mandarin citrus fruits
[0053]
[0054] The experimental results showed that the antiseptic and fresh-keeping effect of the MPP sodium salt group and the 2,4-D group was better than that of the tap wate...
Embodiment 2
[0056] 1) Solution preparation: Weigh 0.5g MPP sodium salt solid powder and add it into 5L tap water to prepare 100ppm MPP sodium salt solution; weigh 5g chitosan and 0.5g MPP sodium salt solid powder and add it to 5L tap water to prepare 100ppm MPP Sodium salt and 0.1% chitosan mixed solution; weigh 0.45g 2,4-D solid powder, dissolve in water, adjust pH to neutral with NaOH solution, dilute to 5L with tap water, and prepare 100ppm 2,4-D solution.
[0057] 2) Experimental treatment: choose Shatangju, soak the citrus fruits in the above three solutions and tap water for 3 minutes, dry them naturally, bag the fruits, store them at room temperature, and check the antiseptic and freshness of citrus regularly.
[0058] 3) Experimental results, the obtained experimental results are shown in Table 2.
[0059] Table 2 The experimental results of MPP sodium salt on postharvest storage of sugar mandarin fruit
[0060]
[0061] The experimental results showed that the preservation ef...
Embodiment 3
[0063] 1) Solution preparation: Weigh 0.5g MPP sodium salt solid powder and add it into 5L tap water to prepare 100ppm MPP sodium salt solution; weigh 5g chitosan and 0.5g MPP sodium salt solid powder and add it to 5L tap water to prepare 100ppm MPP Mixed solution of sodium salt + 0.1% chitosan; weigh 0.45g of 2,4-D solid powder, dissolve in water, adjust pH to neutral with NaOH solution, dilute to 5L with tap water, and prepare 100ppm 2,4-D solution.
[0064] 2) Experimental treatment: choose emperor mandarin oranges, soak the citrus fruits in the above three solutions and tap water for 3 minutes, dry them naturally, bag the fruits, store them at room temperature, and check the antiseptic and freshness of citrus regularly.
[0065] 3) Experimental results, the obtained experimental results are shown in Table 3.
[0066] Table 3 MPP sodium salt on the postharvest storage antiseptic preservation experiment results of emperor tangerine
[0067]
[0068] The experimental resu...
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