Red Fuji apple sweetening color seven strokes
How to increase the color and sweetness of the Red Fuji apples is an issue that is urgently concerned by the majority of farmers. Now we are talking about how to make the Red Fuji apples add color and sweetness based on the experience of the fruit industry station in Shaoshan City, Zhaoyuan City, Shandong Province. First, it is crucial to change the varieties of good varieties. The poorly coloured garden or individual plants should be recorded separately when they are painted. In the spring, they are changed to high piles, stripes, and easy to be colored, and the flesh is yellow, brittle and sweet. . Second, fruit bags bagging fruit after the bag is not only good color, but also fresh and bright. It is best to use a double layer wood pulp paper bag with good shading, good air permeability, and good hydrophobicity. Before the wheat is harvested, the bagging is completed. The bag is taken twice in 15 to 20 days before fruit picking, and there is no dew at night after bag extraction. When it is best to spray 1 or 2 times of water to promote coloring. Formula potassium fertilization Formula fertilization is the basis for increasing yield and quality. Based on the abundance of nutrients in the soil and the level of yield, it can be based on targeted fertilization. In July, the latest by no later than August, depending on the yield, per acre Topdressing 30-60 kg of potassium sulfate can not only increase the number of fruit, increase the yield by more than 20%, but also increase the coloring index by more than 20% and the sugar content by more than 2%. 4. After three days of seeing light, the young people will be removed from the new year's shading on the back, outer periphery, and upper part of the tree crown, so that the light spot under the tree will reach 20%, and the light path will be opened to significantly promote coloring. Fifth, pick the leaves and turn the fruit When the fruit is positive, remove the light on the leaf and the light block, make the spot under the tree reach 25-30%, turn the fruit 180 degrees, and use the tape that cannot be fixed. This method can be used. Make 80% fruit color. Sixth, shop reflective film After picking leaves and turning fruit, immediately under the tree shop reflective film, can significantly increase the color of the next skirt and skirt, improve the overall rate of red fruit. 7. Spray 30 days before the coloring of rare earth apple. Spray 500 mg/kg of rare earth solution twice and spray once every 10 days to increase the coloring index by 20% and the sugar content by 1%. Cassino Accessories,High Quality Cassino Accessories,Cassino Accessories Details, CN Eastony Industries (NingBo) Co., LTD. , https://www.eastony.com