Vegetable Lists
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Breeding skills of Carrot Seeds
First, the symptoms of carrot overgrowth above ground, long internodes, hypertrophy of leaves; carrot fleshy root undeveloped, small root system, increased fiber, abnormal root shape and so on. Some bad phenomena such as serious diseases occurred in some plots. Second, the reason for the occurrence of carrots is mainly to harvest underground rhizomes, to the soil.
2018-09-14 -
How to use medicine for carrot black spot disease
(1) symptoms. Stems, leaves and petioles can all be infected. Leaf infection mostly starts from the tip or edge of the leaf, showing irregular dark brown to black spots, the surrounding tissue aggravates discoloration, black mildew layer grows on the spots with high humidity, serious spots converge, the leaf margin rolls up, and the leaves wither early. The stem is infected, and the disease spot is oblong dark brown.
2018-09-14 -
Cultivation and Management techniques of Carrot sowing in Spring
The growth temperature of radish ranges from 6 to 25 degrees Celsius. At present, the varieties of winter and spring radish are widely used, such as Korean New White Yuchun, Baiguang Spring Baiyu and so on. The soil should choose sandy loam with loose soil, fertile soil and good permeability. Fully mature organic fertilizer and compound fertilizer should be applied before sowing, usually 45000 to 45000 per hectare.
2018-09-14 -
Radish should be supplemented with boron fertilizer unintentionally
The main reason for radish root cracking is uneven water supply, which is easy to occur in the middle and later stage of radish growth, mostly along the fleshy root longitudinal crack, the crack is deep and the length is different. The dehiscent fleshy root is prone to soft rot and is not resistant to storage. In the early stage of radish growth, if there is high temperature and drought and insufficient soil water supply, the skin of fleshy roots can be made.
2018-09-14 -
Radish cracking
The cracking is mainly caused by the imbalance of fat between the outer layer and the inner tissue, long drought and rain, and watering in sunny days. In addition, too much nitrogen fertilizer, too much humidity and extensive farming are also easy to crack. Therefore, we should pay attention to the balanced supply of water, avoid sudden watering due to continuous drought, increase the application of potash fertilizer, and strengthen management.
2018-09-14 -
How to avoid splitting radishes
1. Soil quality and cultivation: the soil is ploughed too shallow and the bottom soil is too hard. At the same time, in the process of deep ploughing, hard objects such as stones, roots, tiles and plastics are not removed. The bottom layer of the soil is too hard and there are hard objects hindering it. It is inevitable that the taproot will be blocked and the lateral roots will be promoted. Once the substances produced by photosynthesis are accumulated, the taproot and lateral roots will be blocked.
2018-09-14 -
Boron supplement and air-proof core of radish
The hollow radish affects its edible value and quality, and many vegetable farmers can not find the reason for the hollow radish. In fact, the hollow radish is caused by boron deficiency in the soil. The following methods can be used to prevent hollow radish by applying boron fertilizer: sowing with 300 grams of 17% boric acid or 500 grams of 11% borax per mu.
2018-09-14 -
Key technical points of pest control of radish
The disease mainly harms Chinese cabbage, radish and other cruciferous vegetables. It is common in China and serious in the north. (1) symptoms: mainly harmful leaves. At the beginning of the disease, the leaf surface scattered gray-brown tiny round spots, and then gradually expanded into an abnormal round spot, the center became grayish white, there are 1.
2018-09-14 -
Two New Radish Varieties Suitable for Summer and Autumn Cultivation
1. Xia Changbai No.2. This variety was introduced from Thailand and belongs to hybrid species with strong heat resistance. Under high temperature conditions, it is resistant to chaff and black heart. The leaves are upright and green. The fleshy roots are long cylindrical, 30 cm long, 6 cm in diameter, 1/2 buried, white skin, smooth and bright, good quality, fast growth, and 40 days after sowing.
2018-09-14 -
There are three fears in growing radish
The root epidermis of radish appears horizontal filamentous black lines and becomes rough, and the internal tissue changes color and deteriorates in severe cases. The main reasons are lack of boron, excessive chloride ion, high groundwater level, poor drainage, and the application of undermature fertilizer. Therefore, planting in low-lying land should be avoided; no or less chlorine-containing compounds should be applied, and boron fertilizer should be increased. ...
2018-09-13 -
Cultivate carrots in early spring
Select suitable varieties to select spring sowing varieties with bolting resistance, short growth period, heat resistance in later stage, good appearance and internal quality, neat root shape, few abnormal roots and high yield, such as Heida Wucun and Chunshijin introduced from abroad. Domestic varieties such as Hongxin No. 5 and Chunhong No. 1. Select new seeds of the carrot seed genus.
2018-09-13 -
Causes and countermeasures of bran heart of radish in early spring
The heart of radish bran is also called hollow, that is, the hollow phenomenon occurs in the central part of the xylem of the fleshy root. 1. The causes are as follows: (1) it is related to variety. For the varieties with large parenchyma cells of fleshy roots, the density of fleshy roots is poor, and bran hearts are easy to appear. (2) related to soil quality. Radish cultivated in sandy soil is better than in loam or clay.
2018-09-13 -
How to spray paclobutrazol on radish
Cherry radish is a kind of small radish with delicate meat, rapid growth and beautiful color. It can be eaten raw, fried, pickled, side dishes and so on. It is not only a kind of vegetable, but also a kind of fruit, which is not only welcomed by residents and consumers, but also meets the special needs of hotels and restaurants.
2018-09-13 -
Six common diseases of lotus root and their control
1. The main types of diseases from June to July are the peak growth period of lotus root and the peak period of various diseases. As an instructor of agricultural science and technology system, the prevention and control technology of lotus root disease is put forward to guide the production of demonstration households and lotus root farmers. 1, lotus root rot, also known as black root disease, lotus root.
2018-09-13 -
Comprehensive Control of Lotus Root Diseases
First, lotus root brown spot disease is a common disease in lotus leaves, which produces light brown spots on the leaves, causing local dryness of the diseased leaves. Prevention and treatment: reasonable close planting to ensure ventilation and light in the lotus root field; appropriate application of phosphorus and potassium fertilizer to improve plant resistance and timely removal of diseased plant residues. The initial stage of the disease with 25% carbendazim 600 times solution, or 75% chlorothalonil.
2018-09-13 -
Technical essentials of the new mode of "one kind of three harvests" of lotus root
Lotus root is an aquatic vegetable second only to Zizania caduciflora in cultivated area in our province. In recent years, with the popularization and application of protected cultivation technology, the harvest time of lotus root has been advanced to May-July, the market price has increased greatly, and the benefit is very significant. 1. Build a shed. Before setting up the shed, apply enough basic fertilizer and require the use of large and medium-sized.
2018-09-13 -
Cultivation of cherry tomato in spring
Cherry tomato has high economic value and can be cultivated in spring in greenhouse. 1. Selection of varieties. Precocious varieties such as Jinzhu and Saint Virgin are selected. 2. Cultivate strong seedlings. The nutritious soil was prepared according to the proportion of 70% vegetable garden soil and 30% mature organic fertilizer, and then mixed with 5-10% human feces, 0.1% compound fertilizer and 0.2% superphosphate.
2018-09-13 -
Spring Seedling cultivation techniques of Cherry Tomato
Cherry tomato, also known as small tomato, mini tomato, table tomato, etc., its quality, flavor and nutritional value are better than ordinary tomato, and it has been very popular in the market in recent years. Now the spring open-field cultivation techniques are briefly introduced as follows: first, variety selection generally choose a string of red, red pearl, virgin, golden girl and other quality, good taste.
2018-09-13 -
Planting and Management of Cherry Tomato in Spring
As a variety of tomato, cherry tomato is more and more welcomed by consumers. In order to achieve the goal of high yield when cherry tomato is planted in spring, it is necessary to do a good job of planting and management. 1. The planting time of cherry tomato in spring cultivation is generally arranged in February to March, and there is no seed in 3 years.
2018-09-13 -
Identification and control of lotus root brown scab
Brown rot of lotus root is widely distributed and occurs everywhere, but it is only harmful to lotus root. 1. Pathogen: the disease is caused by the infection of Alternaria subphylum. The pathogen overwintered in the lotus root field with mycelium and thick spores, produced conidia at high temperature and humidity and spread by wind and rain. 2. Symptoms.
2018-09-13