What are the high quality varieties of citrus seeds? How to raise seedlings?

Citrus is a common fruit in daily life, and there are many varieties, so people usually choose high-quality seeds when planting them. What are the high-quality varieties of citrus? How to raise seedlings, the following editor will tell you!

What are the high quality varieties of citrus seeds?

1. I don't know Huo Citrus (commonly known as ugly orange)

The Japanese variety matured from February to March in Sichuan the next year, with strong disease resistance, strong parthenocarpy and high seedless rate, with an average single fruit weight of 200,280g. Ugly mandarin peel red, slightly thick, easy to peel, meat soft and juicy, crisp sweet, sugar content of 13% 14%, but also in some areas as high as 16%, excellent quality.

2. See you in spring with citrus (commonly known as raking oranges)

Harrow mandarin is a Japanese variety, the fruit is tall, oblate or oval, and it matures from January to February in Sichuan. Spring see citrus usually weight 250g, large up to 450g, is a large fruit type variety, smooth and beautiful pericarp, sugar content of 13.2%, usually seedless, crisp, tender and juicy, rich flavor, sweet and sour delicious, good quality. In spring, it has strong disease resistance, wide adaptability, stable yield, red and delicate pericarp and strong tree potential.

3. Aiyuan 38 Citrus (commonly known as Red Beauty)

Ehime is a Japanese hybrid, early maturing, maturing from October to November in Sichuan, beautiful and smooth in appearance, with an average single fruit weight of 200g. Red beauty is easy to peel, 15% sugar content, seedless, taste delicate dregs, fragrance and refreshing, cold resistance, high yield, no age, is a potential early-maturing mixed orange variety.

4. Fertile mandarin orange

The hybrid variety, Citrus Research Institute of Chinese Academy of Agricultural Sciences, was selected and bred in Chongqing. The mature period was from February to March of the following year. The hybrid variety grew vigorously and produced extremely. The average fruit weight was 100g to 150g. Wo mandarin has a smooth pericarp, crisp pulp, dregs, and a clear fragrance with a sugar content of 1416%, up to 18%. It is one of the sweetest varieties of mixed oranges at present. This variety is very easy to bear fruit, it is necessary to thinning fruit to ensure the proportion of high-quality fruit, this variety is properly managed regardless of size.

Second, how to raise seedlings of citrus seeds?

1. Plastic greenhouse or glass greenhouse

Plastic greenhouse has single-family and multi-span series, assembled with galvanized steel pipe skeleton, the greenhouse is semicircular arched, with a top height of 4'5m, a single span of 6m, 8m, 10m, etc., with a length of about 30m, and a single-family greenhouse area of about 330m ². In addition to the plastic greenhouse, recently, a multi-span glass greenhouse has been built with float glass. The span of the single arch is 9.6m, and the top and all around are made of 5mm/4mm thick float glass. The height of the trench is 3.0 ~ 4.0m, the top height is 4.2 ~ 5.2m, and the bay is about 4m. Modern greenhouse application automatic control system to control greenhouse light, temperature, humidity and fertilizer and water management.

2. Seedling container

The seedling container has a seeding hole tray or a sowing box and a seedling bowl. The sowing box is used for sowing rootstocks and is pressed with black hard plastic. a sowing box is divided into five small squares. Ten seeding boxes are assembled together on an iron fence and can sow 50 seeds. The seedling bowl is used to cultivate grafted seedlings, which is formed by pressing polyethylene film. The bowl is cylindrical, 15cm in diameter and high 30cm in diameter. There are 8 drainage holes at the bottom of the bowl, and one seedling is raised in each bowl.

3. Preparation of cultivated soil

The culture soil matrix can be mixed with peat soil and rotten leaf soil. The mixture of fermented sawdust and river sand was added to every cubic meter of culture soil with 3x4 sawdust and 1Wei4 river sand plus vegetable cake 10kg, calcium superphosphate 2kg, potassium sulfate 1. 25kg, urea 1.5kg, ferrous sulfate 1.5kg, dolomite powder 3kg.

4. Sowing and grafted seedling cultivation

The sowing time is close to the sowing time in the open field, watering after sowing to keep enough water in the box. The temperature in the greenhouse is controlled at 3035 ℃ and the relative humidity is 80% ~ 90%. When the rootstock reached more than 50cm after 5 months, it was transferred to a larger seedling bowl.

Well, that's all for today's editor to share with you. There are still many varieties of citrus. The above editor has introduced several high-quality varieties to you. You can pay attention to them when choosing citrus seeds. In addition, you can learn from some of the methods mentioned above when raising seedlings. If you think this article is helpful to you, collect it!

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