Amphisarca Lists
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Occurrence and control of abnormal strawberry fruit in greenhouse
In the process of strawberry planting in greenhouse, the fruit is often too fat or too thin, showing abnormal shapes such as chicken crown, flat and so on. This kind of fruit not only affects the quality of strawberry, but also reduces the commodity value. In order to reduce or even avoid the formation of this kind of abnormal fruit, the author introduces the causes and prevention methods as follows:.
2018-09-16 -
Control measures of Strawberry Diseases in greenhouse
Strawberry leaf blight is mainly harmful to petiole, fruit pedicel and calyx. 1. Symptoms. At the initial stage of the disease, dark purple-brown dull spots appeared on the leaves, then expanded into irregular spots, and the color of the edge and center of the spot changed little, so it was difficult to distinguish the symptoms of this disease from that of brown spot. Brown spot and leaf blight.
2018-09-16 -
Symptoms and integrated control of strawberry bud blight
Strawberry bud blight is a worldwide soil fungal disease, which is highly saprophytic in soil, and is an important root disease of many kinds of crops. in addition to strawberry, it also harms more than 160 cultivated and wild plants, such as cotton, soybean, vegetable and so on. Strawberry is mainly harmful buds, new buds, stipules and petiole base, causing seedling withering.
2018-09-16 -
Control techniques of pollution-free Diseases and insect pests of Strawberry
Symptoms: strawberry black mold is mainly harmful to nearly mature fruit, if the harvested fruit is not processed and packaged in time, it is more likely to be infected, resulting in a large number of fruit rot. At the beginning of the disease, the fruit showed a light brown water-immersed disease spot, and then quickly softened and rotted, growing gray cotton, upper granular black mold, that is, mycelium and seeds.
2018-09-16 -
Harm and comprehensive control of strawberry Verticillium wilt
Strawberry Verticillium wilt is a soil-borne disease. It is an important reason that affects and perplexes the expansion of strawberry production in recent years. Because strawberry is a perennial plant, after planting in the same field for many years, a large number of bacteria accumulate in the soil, coupled with the decline of variety disease resistance, poor field management and other factors, resulting in strawberry.
2018-09-16 -
What is the prospect of wampee planting?
What is the prospect of wampee planting?
2018-09-16 -
How to plant jujube trees
How to plant jujube trees
2018-09-16 -
How to improve the fruit setting rate of winter jujube
How to improve the fruit setting rate of winter jujube
2018-09-16 -
How to prevent abnormal fruit in greenhouse strawberries
Greenhouse cultivation is a good way to increase strawberry yield and income. However, due to the strong technical nature of greenhouse cultivation, especially in winter and early spring, in the case of low temperature, weak light and changeable climate, if the management is improper, it often bears more thin, fat, curved, flat fruit, uneven fruit surface.
2018-09-16 -
Teach you how to determine the best harvest time for apples
The other branch is to use the "branch card" to separate the branch in different directions so that it can grow in the direction desired by the grower. Different branches are basically a winter pruning technique, which is an effective measure to flexibly transform and utilize erect branches, vigorous long branches, competitive branches, parallel branches, overlapping branches and dense branches, especially in young apples.
2018-09-16 -
Five methods to control apple gibberellin
Seedling quarantine: Apple small gibberellin is the quarantine object, which can be transmitted to the new area with the seedlings. Therefore, the quarantine work of seedlings out of the nursery should be strictly strengthened to prevent spread. Protect natural enemies: in the mature larva and pupa stage, there are two kinds of parasitic wasps and one kind of parasitic fly, and the parasitic rate can reach 36% in orchards that are not often sprayed.
2018-09-16 -
"six-character method" opens the angle of the main branch of young apple trees
In the winter shaping and pruning of young apple trees and early fruiting trees, according to the structural requirements of high-yield trees, the angles of the basic main branches are as follows: base angle 60 degrees, waist angle 65 degrees, tip angle 40-45 degrees. The ideal angle can not only bear fruit at the right age, high yield in the early stage, but also make the tree skeleton firm, prolong the fruiting life and prevent premature senility. Palm.
2018-09-16 -
How to manage "postpartum" apple trees
Apple is a popular fruit. If the apple is neglected to manage after picking, the output will decrease year by year. If properly managed, it can not only reduce the harm to fruit trees caused by the cold winter, but also lay a foundation for high yield in the coming year. First, the quick application of "postpartum" fertilizer consumes a lot of camp during the fruiting period.
2018-09-16 -
Pot cultivation technique of Strawberry
Strawberry is a perennial herb of Rosaceae. Its flowers are white and fruit red, the plant is short, the leaves are thick, and the blue leaves hold the red fruit, creeping on the ground, which is interesting. In the warm climate areas, the leaves do not fall in winter, and the flower and fruit period is long. There are flowers and fruits from November to May of the following year, and flower beds and flower borders can be arranged. Potted strawberries when the fruit is bright red.
2018-09-16 -
Strawberry interplanting has high economic benefit.
1. Interplanting Fengxiang or Mingbao strawberries in greenhouse strawberry fields ended in early September, covered with greenhouse film before the cold spell from the end of October to early November, plus straw curtain in winter, covered with plastic film and small shed, and other management was the same as greenhouse strawberries. Tomato and vegetable pepper seedlings were raised on November 20 and sold out before April 20 of the following year. March 5.
2018-09-16 -
Pollution-free cultivation techniques of Strawberry in plastic greenhouse
㈠ varieties were selected with early flower bud differentiation, shallow dormancy and good cold tolerance in low temperature season, such as Chunxiang, Fengxiang, Lihong, Mingbao, Jingbao, Nufeng, Baojiao Zaosheng and so on. Cultivate strong seedlings by ㈡. 1. Select mother plants. The growth is exuberant and the inflorescence is good in the strawberry production shed from March to April of that year.
2018-09-16 -
Field management should be strengthened after strawberry harvest.
After strawberry berry harvest, the plant entered the vigorous growth stage, a large number of stolons occurred, new stem branches accelerated, and new young plants formed, which was the second peak period of vegetative growth in the whole year. Subsequently, as the temperature gradually increased, growth began to slow down, around the beginning of autumn, flower buds began to differentiate and then transferred to reproductive longevity.
2018-09-16 -
Cultivation techniques of Strawberry in protected Field
Strawberry is a kind of berry plant widely cultivated all over the world. It is rich in nutrition, juicy fruit, sweet and sour delicious, it is easy to breed, benefit quickly, take certain measures, planted in the same year can bear fruit. Strawberries like cucumbers, tomatoes and other vegetables, different mature strawberry varieties, reasonable combination of planting or.
2018-09-16 -
Summer tube technology after apple tree modification
After the transformation, most of the tree types in Weibei area become the trunk happy shape. On the other hand, the number of main branches of the trunk happy tree is only 3-5, which is greatly reduced compared with that before the transformation, but because it can still work completely in the lower root system, it will generally prosper and grow in the retrofit year (except weak trees). So we must pay attention to the modification.
2018-09-16 -
Apple's old-style "classics" of using fertilizer
In the management of apple dwarfing cultivation, we must follow the growth characteristics of dwarfing apple trees, take reasonable technical measures and artificially create suitable environmental conditions, so as to give full play to the advantages of apple dwarfing cultivation. First, reasonable dense planting dwarf apple trees must be based on different dwarf rootstocks and different types of spur products.
2018-09-16