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Narcissus flower color
Colored daffodils, red, pink petals dotted among white petals , novel and exotic look full .
Specially designed by the landscape architect "manufacturing" color daffodils . Color Narcissus "made " by - the original gardens and research institutes engineer Yan Shi told reporters , changing the color of daffodils , mainly rely on quantitative colorants, subtract pH, color liquid overlay other means . When the temperature reached 20 ℃, facing daffodils ovary ( about 2 cm below the flowers ) injection amount of colorant and nutrient solution , after 4-5 days , petal color will change due to the amount of injection occurs . If you want to show a variety of colors , can continue after the injection of a color purity of other colors, you can only inject a color , this way, even if you want to become a colorful daffodils are not a problem .
So why not direct chromosome painting it? Yan Shi and introduced petal surface has pores, direct chromosome painting , then dye blocked pores, flowers will soon wither . Similarly, if too much colorant injection , resulting in the separation wall flowers cytoplasm , but also make the flowers wilt. He said , colorants or less affect the flower flowering , in order not to affect the normal open flowers , the injection of the colorant when needed nutrient solution and then injected through rigorous configuration, maintaining normal metabolism flowers , play a role in preservation .