Amphisarca Lists
-
How to prevent and cure melon crack
1. Apply fertilizer scientifically. According to the law of fertilizer and water demand during muskmelon growth, balanced supply of fertilizer and water, do not blindly water and fertilize. When fertilizing, we should not only apply sufficient base fertilizer to meet the needs of muskmelon growth in the early stage, but also apply fertilizer in time in the late growth stage of muskmelon to meet the fertilizer requirements of muskmelon growth in the later stage. 2 、...
2018-09-12 -
How to prevent melon from cracking
The pathogen of muskmelon bacterial fruit spot overwinters in seeds and soil surface, and can be transmitted by wind, rain, insects and agricultural operations, and can be infected from wounds and stomata. After the seeds with bacteria germinated, the pathogen invaded from the cotyledons, causing seedling disease. At the same time, pathogenic bacteria can also infect zucchini, pumpkins, watermelons, cucumbers and other crops. The shed.
2018-09-12 -
Technical points of raising seedlings of muskmelon in early spring
To prepare nutritious soil, the fertile soil without melons and vegetables and the fully fermented chicken manure or manure were sifted and mixed according to the proportion of 7 ∶ 3. Calcium superphosphate 2.5 kg, potassium sulfate 0.5 kg, 95% carbendazim 15 kg were added to every cubic meter of nutritious soil. To build an electric hotbed, it is necessary to build a seedbed of 24,26 square meters per mu of field. The width of the seedbed is 1.
2018-09-12 -
Summer Melon Branching
Melon seedlings were sensitive to environmental conditions. Therefore, in spring protected cultivation of melon seedlings, we must take corresponding measures according to the characteristics of climate change. 1. Low temperature for a long time. Due to insufficient light, melon seedlings photosynthesis is weak, fertilizer nutrient absorption is poor, growth is slow, leaf color is light, cotyledons are easy to fall off, easy to stiff seedlings and...
2018-09-12 -
Key measures for protecting Flower and Fruit of Mango
Mango is often due to bad weather, diseases and insect pests or improper fertilizer and water management, resulting in a large number of flowers and fruits, resulting in losses. Therefore, it is necessary to start as soon as possible and take all effective measures to ensure the normal flowering and fruiting of mangoes. According to the experience of fruit farmers in Huazhou City, the following measures should be implemented: 1. Strengthen fertilizer and water management and timely irrigation.
2018-09-12 -
Measures to overcome the age of mango
To overcome the annual fruit of mango, the first thing is to have an appropriate amount of flowers; the second is to avoid low temperature and rainy weather during flowering; the third is to try to improve the fruit setting rate. The measures are as follows: first, the selection of varieties according to the characteristics of low temperature, overcast and rainy weather in early spring in Guangxi, it is ideal for mango to blossom after early April. Therefore, flowers should be chosen.
2018-09-12 -
Control of mango longicorn beetles
Longicorn beetles belong to Coleoptera and Cerambycidae, which occur in mango producing areas of southern China. By feeding on the branches with larvae, the growth of the damaged plants is weakened, and in serious cases, the damaged branches are easy to be broken by the wind. The insect produces one generation a year, and it overwinters mainly as larvae, and a few pupae or adults can also overwinter in the pores. The following year.
2018-09-12 -
Common chemicals used to control mango diseases and insect pests are culled in one time.
Physical and chemical properties, appearance of dark yellow liquid, density 1.04-1.08 kg / L, storage stability for 2 years, can not be mixed with alkaline pesticides. Highly toxic insecticides, which are toxic to mammals, birds and bees, should abide by the safety regulations for the use of highly toxic pesticides. Action characteristics quick culling, also known as methotrexate, is one.
2018-09-12 -
Current management of pomelo, mango and plum
Thin-skinned muskmelon is mainly cultivated in open field and high border in the south. In the middle and lower reaches of the Yangtze River, it is suitable for direct seeding in the middle and lower reaches of the Yangtze River or transplanting cotyledon seedlings in the middle and lower reaches of the Yangtze River. if plastic film mulching is used, it can be direct seeded or planted 5 days earlier than conventional. First, soil selection and stubble arrangement should be higher topography, good drainage, and melon.
2018-09-12 -
Cultivation and management techniques of mango trees
First, orchard construction and planting 1. According to the topographic trend of the orchard, the orchard should set up a good bed to prevent rain, water and soil erosion. Dredging drainage channels, the whole garden border ditch and Huanyuan ditch must be unblocked. To achieve self-drainage of rain, no waterlogging after rain, to achieve the purpose of artificial water control; at the same time, people in the garden.
2018-09-12 -
Irrigation and fertilization techniques of mango trees
For every 1000 kilograms of fresh mango, it takes 1.74 kilograms of NRU, 1.74 kilograms of P2O5:0.23, and one kilogram of K2O:2.0. Potassium is the most needed, followed by nitrogen and phosphorus. In production, nitrogen, phosphorus and potassium fertilizers are generally applied according to N:P2O5:K2O=1:0.5:0.5~1, but mangoes with different tree ages, different regions and different yield levels.
2018-09-12 -
Cultivation techniques of Ganoderma lucidum with mango sawdust
1. Scion selection: the scion is collected from the improved variety mother garden or adult mother tree. The mother plant requires pure variety, high yield, stable yield, high quality and no quarantine diseases and insect pests. All nurseries with suitable conditions should have ear picking nurseries, which are specially used for ear picking and ear grafting. Select branches for the crown periphery to the sun, strong growth, full buds, disease-free.
2018-09-12 -
Control techniques of diseases and insect pests at flowering and panicle stage of mango
After the mango ear was damaged by diseases and insect pests, the flower ear was deformed, the flower quality decreased, the flower bud fell off, the flower withered, and could not blossom and bear fruit. The prevention and control methods of diseases and insect pests that harm the flower ear of mango are as follows: first, anthrax is the most serious disease that harms the flower ear, which occurs as soon as the flower ear is pulled out.
2018-09-12 -
High grafting and replacement method of mango
First, before preparing to change the species, it is necessary to strengthen the fertilizer and water management of the changed trees. Prune the aboveground parts properly and remove diseased, withered, shady and overdense branches. Cross branches should be cut off; for perennial trees, the main and side branches should be sawed off at 1.2-1.5 meters above the ground in spring and autumn (spring and autumn grafting, autumn saw grafting in the next spring).
2018-09-12 -
Several points for attention in fertilization for High yield of Mango
In order to cultivate mango with high yield, the varieties should be selected first. After the seedlings are grafted and survived, the management should be carried out in time, such as expanding holes, preventing diseases and insect pests and so on. Scientific and rational fertilization is an important link related to high yield and good fruit quality throughout the whole tree age cycle. Note: 1, young mango tree root system is small, fibrous root.
2018-09-12 -
How to achieve high yield of watermelon in open field in spring
At present, it is the season of sowing and raising seedlings of watermelon in open field. in order to do a good job in watermelon planting and improve farmers' income, the key points of cultivation techniques of open field watermelon in spring are introduced as follows: first, varieties should be selected according to market demand. Select varieties with good quality, high yield and strong disease resistance, such as Qinghong.
2018-09-12 -
Key points of high-yield cultivation techniques of watermelon in open field in spring
At present, it is the season of sowing and raising seedlings of watermelon in open field. in order to do a good job in watermelon planting and improve farmers' income, the key points of cultivation techniques of open field watermelon in spring are introduced as follows: first, varieties should be selected according to market demand. Select varieties with good quality, high yield and strong disease resistance, such as Qinghong.
2018-09-12 -
Five measures for Scientific cultivation of small Watermelon in Spring
The cultivation of small watermelons in early spring has become a favorite project for many melon farmers, but due to climate and other reasons, the cultivation of small watermelons still needs a very scientific method. Here are 5 measures for scientific cultivation of small watermelons: 1. Temperature management. Because the natural temperature is low in early spring, it is mainly insulated and closed after planting.
2018-09-12 -
Comprehensive management adopts new technology to protect flowers and fruits of mango.
Mango winter jujube fruit is easy to protect the fruit is difficult, from the young fruit stage to the white ripening period has been falling fruit, and what is puzzling is always falling big leftover small, so that jujube farmers are very distressed. In recent years, mango has been tested by taking various measures to protect flowers and fruits, and the following new technologies of comprehensive management have been obtained to solve this problem: 1.
2018-09-12 -
Cultivation techniques of Mango in four Seasons
Mango flowering and fruit setting period is a very important period in mango production and management. the management measures of mango flowering and fruit setting period are as follows: 1. Arrangement of flowering branches and shoots. Remove overdense branches, shade weak branches and disease and insect branches about 2 months before flower bud differentiation, leaving only 1 or 2 shoots per branch, which can increase the crown.
2018-09-12