When do Sanhua plums usually blossom? How many years can you bear fruit? How much does it cost to grow 4 mu? Attached planting technique

Sanhua plum, also known as big honey plum, chicken ma plum and small honey plum, is one of the most famous and characteristic fruits in Guangdong. When does it usually blossom? How many years can you bear fruit? How much does it cost to grow 4 mu? What are the planting techniques? It is learned from Master Feng, a grower of Sanhua plum in Shaoguan, that it can bear fruit in 3 years after planting, and the average yield per mu is between 1500 and 2500 kg.

When do Sanhua plums usually blossom?

1. Sanhua and plums generally begin to mature in mid-April. The maturity of Sanhua plum has a lot to do with the flowering period, which usually blossoms before and after the Spring Festival. If the weather is colder and blossoms later, the maturity of Sanhua plum will be delayed.

2. Sanhua plum is a temperate deciduous fruit tree with strong adaptability to climate, but the occurrence of low temperature frost or continuous overcast and rainy weather during flowering will cause serious falling flowers or even loss of harvest. On the other hand, the high temperature in spring, the first leaves before flowering, is also not conducive to the formation of fruit. Sanhua plum is a light-loving fruit tree, which is not suitable to be cultivated in places with poor sunlight. Attention should be paid to planting density, shaping and pruning, in order to meet its need for light, lack of light not only affects its growth and fruit, but also affects fruit quality and color. Sanhua plum is not strict with the soil, as long as the soil layer is relatively deep and not too barren, it can be planted, among which the slightly acidic soil with deep soil layer and rich humus is the most suitable.

How much does it cost to invest 4 mu of Sanhua plum?

Fruit tree planting is a mode of planting and harvesting for many years. As long as you master the method of fruit tree management, 1 Mel 2 people can manage 5 Mui 10 mu (temporary employment for fruit counting and fruit picking) and prune once a year.

1, flat land according to row spacing of 3 meters, plant spacing of 3 meters, one tree per 9 square meters, planting 75 trees per mu.

2. On the hillside or the flat land with poor soil quality, according to the row spacing of 3 meters and the plant spacing of 2.5 meters, one plant is planted for every 7.5 square meters, and 89 trees are planted per mu.

3. Individual growers will also adopt intensive planting method, planting about 110 plants per mu.

The profit can be maximized by planting more than 80 plants per mu.

What are the planting techniques of Sanhua plum?

1. Raising seedlings: using hairy peach as rootstock for grafting and breeding.

2. Planting:

(1) time: from mid-December to early February of the following year.

(2) density: the total number of ≤ plants per hectare.

3. Fertilization: 15 tons of mature organic fertilizer ≥, 2.5 tons of bean cake fertilizer and 0.15 tons of nitrogen fertilizer are applied per hectare per year. Fertilization requires the combination of base fertilizer and topdressing, the base fertilizer is mainly rotten farm manure, and each mature Sanhua plum is treated with 25--50kg mature farm fertilizer.

4. Topdressing was applied once before flowering and once after physiological fruit drop, 0.2% boric acid aqueous solution was sprayed according to the phenomenon of boron deficiency in the early flowering stage, 0.4% potassium dihydrogen phosphate was sprayed twice from late May to early September, and 0.2% UV 0.3% calcium nitrate was sprayed twice during the fruit expansion period.

5. Shaping and pruning: winter pruning is the main way to ensure that the crown is ventilated and transparent.

Environmental and safety requirements: the use of pesticides and chemical fertilizers must comply with the relevant provisions of the state and shall not pollute the environment or cause agricultural residues to exceed the standard.

Harvest: in the middle of June, the fruit surface was colored with ≥ 1 / 3 and harvested in batches.

Time: 2019-03-21 Click: