Gardenia is a deciduous shrub or small tree of the dicotyledonous family, birch family, and genus. It is one of the four major dried fruits in the world. Pingou big fruit medlar is an excellent cold-resistant breeding of Pingyi and Ouyi. High-yield cultivars have a very broad planting prospect. Therefore, today Xiaobian said that Pingou big fruit dumpling planting technology, soil and fertilizer water management, pest control, as follows.

平欧大果榛子栽植技术、土肥水管理、病虫害防治

1 seedling method

The seedling method of Pingou big fruit scorpion is root cultivating. Generally, the seedling can be seeded in the third year after planting, and the pressing time is carried out in mid-June.

2 seedling storage

Pingou big fruit scorpion requires low temperature and certain humidity environment during the dormant storage of seedlings. The temperature requirement is between 2 and 3 °C. The sand culture method can be adopted. The sand culture should be kept moist during the sand culture to ensure that the stems and roots of the seedlings do not lose water.

3 planting technology

3. 1 Planting density and method

Pingou big fruit scorpion is planted in a single row, with a row spacing of 2 m × 3 m.

3. 2 planting period

Planted in mid-April in spring, colonization must end before germination.

3. 3 pollination tree configuration

The scorpion tree is pollinated for cross-flowering. The new garden should be planted with 3 to 4 different varieties (lines). The main planting species are 4 to 5 rows, and the pollination varieties are planted for 1 row to meet the pollination requirements.

3. 4 seedling preparation

The first-stage seedlings are selected, that is, the roots of the roots are not less than 20, the buds are full, the branches are well-ligated, and there are no pests and diseases.

3. 5 planting methods

Put the seedlings into the prepared acupoints, plant them according to the method of “three burying two steps and one seedling”, and immediately perfuse the water after planting. The depth of the buried soil should be 6~10 cm, then cover the tree plate with mulch and moisturize Survival rate.

平欧大果榛子栽植技术、土肥水管理、病虫害防治

4 plastic trim

The pruning of the sapling stage should be lightly cut short, cut off the length of the shoots by 1/3, and promote the crown to expand the number of branches, enlarge the crown, and cultivate the tree shape; during the fruiting period, the trees are pruned and cut off. The inner branches, the diseased branches and the extremely weak branches, the length of the extended branch of the short main branch is 1/3, which promotes new branches.

5 Soil and fertilizer management

5. 1 Soil Management

Soil management mainly includes weeding, loosening, deep turning, expanding hole planing tree tray, applying farmer's fertilizer, pressing green fertilizer and so on.

5. 2 Fertilization is divided into base fertilizer and top dressing

The base fertilizer is applied before and after the autumn fruit. The fertilizer is mainly composed of various organic fertilizers, which can be carried out twice a year. The first time, the young fruit is swollen and the shoots are prolonged to alleviate the nutrient competition between the new shoots and the young fruit. After the new shoots were stopped in the middle of July, it was beneficial to fruit growth and shoot growth. At the same time, before the flower, after the flower, in the young fruit stage and in the late fruit growth period, the leaf surface sprays 0.3% to 0.5% of the fertilizer such as urea or potassium dihydrogen phosphate.

5. 3 Water Management

The eucalyptus needs to be irrigated 3 to 4 times a year. The first time, the irrigated water is irrigated before germination to meet the demand for watering, germination and stalking. The second time in May, the young fruit is swollen and the new shoots are prosperous. In the long-term, irrigation should be appropriate; in late June, if the weather is dry, water can be re-irrigated; after entering the rainy season in July, pay attention to drainage to prevent water accumulation; after defoliation, fill the frozen water before the soil is frozen.

平欧大果榛子栽植技术、土肥水管理、病虫害防治

6 flower management

Reasonable flower thinning and fruit thinning, reduce load; strong tree body, control branch length, relieve shoot and fruit nutrient competition; strengthen management in late growth stage, accumulate nutrients in order to improve the overall nutrition of the tree body; dry.

7 Main pest control

7. 1 elephant insect

Before the fruit is removed, the artificial elimination method is adopted; the insecticide is sprayed in mid-May and mid-July.

7. 2 Powdery mildew

In the first half of May and early June, carbendazim WP, methyl thiophanate WP or stone sulphur mixture can be controlled.

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