A kind of cultivation method of sweet orange

Abstract

The invention provides a sweet orange planting method. At a germination stage, 1-1.5kg of a germination fertilizer which is topdressed twice is applied per hole; the germination fertilizer comprises the following raw materials in parts by weight: 15-18 parts of urea, 8-12 parts of ammonium nitrate, 18-20 parts of potassium chloride, 35-45 parts of calcium superphosphate, 20-25 parts of diatomite, 1-2 parts of JT composite bacteria and 20-30 parts of biogas slurry; and at a fruit swelling stage, 3-5kg of a fruit swelling fertilizer, which is topdressed once in ring-shaped ditches with depth of 10-20 cm, is applied per hole; and the fruit swelling fertilizer comprises the following raw materials in parts by weight: 30-35 parts of urea, 40-45 parts of potassium chloride, 25-35 parts of calcium superphosphate, 2-5 parts of magnesium sulfate, 0.1-0.2 part of borax and 20-30 parts of biogas slurry. According to the sweet orange planting method disclosed by the invention, tree growth and fruit swelling needs of sweet orange are met by a proper nitrogen phosphorus potassium ratio; tree seedlings are strong in freezing resistance and resistance to plant diseases and insect pests; and the fruit yield is increased by 15%-20%.

Description

technical field [0001] The invention relates to a planting method of Rutaceae citrus fruit trees. More specifically, the present invention relates to a method for planting sweet oranges. Background technique [0002] Orange, also known as Jinhuan and Huangguo, belongs to the fruit of the Rutaceae plant orange, and is one of the four famous fruits in the world. Oranges are divided into sweet oranges and sour oranges. Generally, sweet oranges are the main fresh food. The fruit is fragrant like pomelo. The fruit contains a lot of sugar, a certain amount of citric acid and rich vitamin C. It has high nutritional value, color and aroma. It is an excellent fruit for fresh consumption. [0003] Oranges are mostly propagated by grafting. Sour orange and tangerine are mainly used as rootstocks. Red tangerine and red tangerine are mainly used in mid-subtropical regions, citranges and Yichang oranges are mainly used in northern subtropical regions. Sweet and delicious, but the orang...

AI Technical Summary

Problems solved by technology

[0003] Oranges are mostly propagated by grafting. Sour orange and tangerine are mainly used as rootstocks. Red tangerine and red tangerine are mainly used in mid-subtropical regions, citranges and Yichang oranges are mainly used in northern subtropical regions. Sweet and delicious, but the orange peel is rough. Generally, the oranges with good appearance on the market are mostly waxed and polished.