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With the development of society, with the continuous improvement of people's living standards, the requirements for food are getting higher and higher, but now in order to improve the yield and output value of golden autumn sugar oranges, farmers will apply a large number of chemical fertilizers, and a large amount of chemical fertilizers will cause soil compaction, and the physical structure of the soil will also be destroyed, resulting in its poor water retention, fertilizer retention and poor air permeability. 1. Site selection: In places with convenient transportation and sufficient irrigation water, select sandy land with loose soil texture, good sunlight and good drainage to build orange orchards.
Second, deep ploughing and fertilization: each mu of land to prepare tons of pigs, cattle and sheep manure, tons of pond mud and 30 kg of quicklime, pigs, sheep and cow manure, tons of pond mud and 30 pounds of quicklime evenly spread on the surface of the land, the use of mouldboard plough to carry out deep ploughing and whitening of the land. Third, the selection of seedlings:
Select golden autumn sugar orange seedlings with green leaves, no quarantine pests and diseases, developed fibrous roots, scion and rootstock affinity, the seedling height is 50 cm, the seedling diameter is cm, and the excess branches at the top of the seedling are removed, leaving only 3 branches in different directions. Fourth, digging pits: re-leveling the land, digging 200 planting pits per mu, planting pit row spacing of 2 meters, planting pit length of 50 cm cm, width of 50 cm cm, depth of 40 cm cm.
5. Fertilization: evenly spread the leaves of broad-leaved trees at the bottom of each planting pit, and after applying farmhouse fertilizer 3 on it, cover it with 4 cm of dry and loose fine river sand. Sixth, planting:
When planting, put the root system of the seedling into the planting pit, stretch the root system, straighten it, gently lift the seedling upwards while filling the soil, step on it, and water 3 liters of root water, and cover the root of the seedling with hay and fallen leaves of 1 cm. 7. Seedling management: place insect repellent lamps in the orange orchard, 20 per mu, and use "fertile leaf rooting agent" to drench the roots of the seedlings at 40 days.
8. Fruit hanging control: after fruit hanging, cut off part of the spring shoots and part of the summer shoots, spray the mixed fruit preservation drug once 10 days before the first and second physiological fruit drops, and also spray the ionic potassium dihydrogen phosphate of the fertile leaf + special foliar fertilizer + boron fertilizer for the fertile leaf fruit tree. Among them, in the second middle, quicklime is spread at the bottom, pond mud is spread on the surface of quicklime, and pig, cow and sheep manure is spread on the surface of quicklime.
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In the golden autumn of the month, sugar oranges have entered the swelling period.
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It was already fruitful last month, and I even went to visit the base.
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You can build a garden with sugar oranges, and the location and environment are very important.
Citrus orchards should choose areas without obvious frost damage, requiring deep soil, good drainage and ventilation, rich organic matter, convenient irrigation and convenient transportation.
Hills and mountains are below 800 meters above sea level, the slope is below 25 °, the southeast slope should be selected in the area with frost damage in winter, the low-lying land with poor drainage and the valley where the cold air is easy to stagnate can not be built, and the gentle slope below 5 °, both sides of the river and the paddy field must pay attention to drainage. Natural barriers and large water bodies can be used to regulate the temperature, and gardens can be built around it. The construction of the garden has great requirements for the surrounding environment, requiring the production of citrus to be robust and free of diseases and pests, and it is necessary to fully understand the surrounding air quality, irrigation water quality, soil environmental quality and so on.
The pollution-free food standard formulated in 2001 said that the environmental quality of the production process should be considered.
Citrus is generally planted in late February to mid-March in spring, before spring shoots germinate. In the area without frost damage in winter, it can be planted in autumn from October to mid-November, and the use of Bika fungus fertilizer + organic fertilizer before winter can effectively increase the ground temperature 2-3; In spring, summer, April and May, the survival rate of planting was also high after the spring shoots stopped growing and before the summer shoots were extracted. Container seedlings can be planted in all seasons.
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The seedlings have genuine authorization, and the yield can reach 100 catties, and the yield is also high and sweet.
First of all, I like this player very much, from his current technical characteristics, he plays to his strengths very well, Hu Jinqiu has good height, reach, movement and jumping ability, and has a good mid-range shooting ability, coupled with a positive attitude on the court, he is indeed the best among the young players at the moment. I am good friends with Guangsha's physical fitness coach Han Chao, we also talked about Hu Jinqiu, he usually trains very seriously and diligently, his performance this season is very good, in the mid-range shooting, front and back court rebounds, blocks, free throws have a very good performance, I hope he can get better and better in the future, make more contributions to Chinese basketball. <>
He boldly played a role that he had not encountered before, which was a breakthrough.
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