Red heart honey pomelo and plant ash
Plant ash is not only a good alkaline fertilizer for farmers, but also a good medicine for diseases and insects. Spraying plant ash 30-50 kg per mu (667 square meters) can kill underground germs and pests in red-heart pomelo orchard and prevent root and stem of red-heart pomelo from being harmed by diseases and pests. 1. The way to prevent and cure root rot is to first break the soil at the roots of fruit trees, remove the soil around the rotten roots, scrape off the diseased root bark, and after drying for 24 hours, each plant is covered with 2.5-5 kg of fresh plant ash, and then covered with soil, with a cure rate as high as 98%. two。 The application of plant ash along the ridge of diseased trees can effectively prevent the occurrence of this disease and insect pests. In addition, 10 kg of plant ash to 50 kg of water, soaking for 48 hours, spraying the filtrate can effectively control aphids on red heart trees; using 8 kg of plant ash to 100 kg of water, soaking and filtering for 48 hours to make plant ash leaching solution, the leaching solution mixed with fungicide has a significant effect on red heart honey pomelo and can control a variety of diseases and insect pests. However, we should pay special attention to the fact that plant ash is alkaline and cannot be applied in saline-alkali soil.
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High quality and efficient fertilization management technology of Shatian pomelo
Shatian pomelo is a kind of fruit which plays an important role in fruit production in Xingning City. at present, the planting area has reached more than 30,000 mu and the total output has reached more than 30,000 tons. A considerable number of farmers have embarked on the road of getting rich by growing pomelo. Fruit growers in Xingning City continue to experiment and summarize in the long-term practice of planting Shatian pomelo and explore ways to improve Shatian pomelo fruit.
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Control of Red Meat Honey Pomelo Red Spider
Spring is the early stage of red flesh honey pomelo hair root, evergreen shoot, long flower ear, blossom and young fruit. in this period, such as disease and insect damage, lack of fertilizer and drought have a direct impact on the strong shoot, strong flower and fruit setting rate of pomelo, and it is the key period to increase the yield of the same year. All kinds of spring tube technical measures must be taken timely in order to promote the strong tip.
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