Pineapple planting: how to manage the autumn fruit of pineapple after flowering?

How to manage the autumn fruit of pineapple after flowering? Please introduce in detail the management of planting pineapple after flowering can refer to the following methods: first, pineapple fertilization: increasing the application of potassium fertilizer pineapple likes potassium, and more potash fertilizer is needed after flowering: increasing potash fertilizer after pineapple autumn fruit flowering can not only make the fruit expand rapidly and fully mature, increase sugar content, increase yield and improve quality, but also enhance the ability of drought resistance, cold resistance, storage resistance and transportation resistance. After the autumn fruit of pineapple blossoms, one more potassium fertilizer should be applied in time, and each time potassium chloride or potassium sulfate should be applied to 45,50g, and the application should be withdrawn after rain. Or add 2kg to 3kg of water and apply it evenly in the soil around the root. 2. Picking crown buds of pineapple: about 15-20 days after the autumn fruit blossoms, the crown buds at the top of the fruit should be removed in time to reduce ineffective nutrient consumption and concentrate nutrients for fruit development. When picking the crown bud, grasp the base of the crown bud with your hand. gently twist it left and right, and you can take it off. Third, pineapple control diseases and pests: pineapple autumn fruit is vulnerable to black rot, heart rot, black heart disease, anthrax, red spiders, scale insects, aphids, crickets and other diseases and pests. It makes the leaves lose green and yellowing, and the fruits rot and deteriorate. After picking the crown bud of the autumn fruit of pineapple, the 800-fold methyl topiramate aqueous solution should be sprayed on the wound to prevent infection. After the autumn fruit of pineapple blossoms, it must be sprayed every 10 to 15 days with the mixture of 1000 foliar, 800X methyl topiramate, or 1000 fold dichlorvos, 800x trichlorfon, 600x ethyl phosphorus, aluminum, manganese and zinc, and spray for 3 times in a row to wet all leaves and fruits evenly, so as to start dripping down to kill all kinds of diseases and pests. Fourth, pineapple soil: soil cover pineapple autumn fruit blossom and fruiting period, it is a big temperature difference between day and night in autumn, if the weather is dry, it has a great impact on fruit expansion. The rotting garbage fertilizer, pond mud, burning soil or other soil miscellaneous fertilizers must be cultivated on the roots in time, and the soil must be covered with various weeds or dry straw, which is 8 cm thick and 10 cm thick, so as to cover the bare roots, fertilize the soil, reduce water loss and protect the roots, which is conducive to fruit expansion and ripening. 5. Foliar topdressing of pineapple: foliar topdressing combined with spraying plant growth regulator pineapple autumn fruit must be foliar sprayed with 0.1% magnesium sulfate, 0.2% urea, 0.3% potassium hydrogen phosphate rJ and 1000 times naphthalene acetic acid every 7 to 10 days before crown bud picking. The mixture of 1000-fold cytokinin, 1000-fold nucleotides and 1000-fold 920 was sprayed on the leaves for 3 times in 10 days. It is appropriate to spray and wet all leaves and fruits evenly, and it is appropriate to start with drops of water to supplement nutrients from the leaves to improve the nutrition level of the plant and promote the expansion and ripening of the fruit. Click to get more pineapple planting techniques click to get more fruit planting techniques