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  • Pay attention to the prevention and control of maize tumor smut

    Pay attention to the prevention and control of maize tumor smut

    The symptoms of the disease can be infected in all parts of the ground during the whole growth period of corn, especially in the male-pumping stage. tumors of different sizes are produced in the affected part. at the initial stage, the tumor is wrapped in a white film, then turns gray, and then spreads black powder after cracking. that is, the spores of the pathogen. On the leaf easy to produce bean grain size tumor-like pile, male.

    2018-09-12
  • Control of Maize powdery mildew

    Control of Maize powdery mildew

    In recent years, with the occurrence of maize powdery mildew, the ear has lost its edible and feeding value, so the prevention and control should be done as soon as possible. During the whole growth period of maize, powdery mildew may occur in all the tender parts of the aboveground parts. The disease is tumor-like, and the size of the tumor is related to the size of the tumor.

    2020-11-08 Seed corn tumor black powder disease control in recent years
  • Auricularia auricula planting: why is the black fungus deformed?

    Auricularia auricula planting: why is the black fungus deformed?

    Why is black fungus deformed? Is there any way to prevent and cure it? Please guide the common deformities of black fungus are fist ear, tumor ear, yellow and white ear and single ear, detailed introduction and prevention methods are listed as follows: first, the disease primordium of Auricularia auricula is undifferentiated, the ear piece does not grow, and the spherical primordium increases gradually.

    2018-07-17
  • If you want to be in good health and often eat these wild vegetables, you must see the end of the fight against tumors, cancer, and colds.

    If you want to be in good health and often eat these wild vegetables, you must see the end of the fight against tumors, cancer, and colds.

    Wumi, also known as sorghum black powder fungus custom, has high nutritional value. Sorghum black rice has high nutritional and medicinal value, which is rich in protein, carbohydrates, minerals, vitamins and other nutrients. Especially people.

    2018-06-11
  • What is the black corn?

    What is the black corn?

    Corn is one of the most important food crops in China, and it is planted all over the country. As a kind of cash crop, growers may encounter nodules growing about 4cm to 14cm on corn. At first it is white, but later it becomes gray or white.

    2020-11-08 Corn long black what is it corn yes China
  • Control techniques of Maize smut

    Control techniques of Maize smut

    Corn smut is called "ash bag" by farmers. It can occur in all growth stages of maize, harming male and female ears, male and female, stems and leaves, etc. Symptom identification the symptoms were gradually obvious before and after the bolting of corn. The affected parts grow tumors of different sizes, which are white or reddish purple at first, then turn gray, and spread black powder after rupture. All right.

    2018-09-13
  • Control of chestnut gall wasp

    Control of chestnut gall wasp

    Chestnut gall wasp DryocosmuskuriphilusYasumatsu belongs to the family Cynipidae, also known as chestnut tumor wasp. Chestnut producing areas are widely distributed, causing damage to larvae in the new buds of chestnut trees. When the chestnut buds germinate in spring, the injured buds can not germinate, gradually expand and form galls, and sometimes there are abnormal leaflets on the gall tumor. In severe cases, the tree is weak, which can cause branches or the whole plant to die. The body length of the morphological adult is 2.5ml 3mm, and the head and abdomen are dark brown.

    2019-01-16
  • Control of Infective Gummosis of Peach Tree

    Control of Infective Gummosis of Peach Tree

    A disease caused by a fungus belonging to the subphylum Ascomycetes. It mainly damages the branches. When the disease occurs on the annual shoots, small protuberances are initially produced centered on the dermatome layer, and later tumor-like protuberances with a diameter of 1 - 4 mm are formed, which do not shed glue in that year. By early April of the following year, the tumor

    2020-11-08 seed peach tree infection sex flow gum disease control is by asci
  • The cancer risk report of Jiaposai has been exposed! Monsanto has been under pressure for four years, and the black hole finally shows its dawn every spring.

    The cancer risk report of Jiaposai has been exposed! Monsanto has been under pressure for four years, and the black hole finally shows its dawn every spring.

    The cancer risk report of Jiaposai has been exposed! Monsanto has been under pressure for four years, and the black hole finally shows its dawn every spring.

    2019-04-15
  • Control methods of insect pests in Chinese chestnut

    Control methods of insect pests in Chinese chestnut

    1. Chestnut gall wasp, also known as chestnut tumor peak, adult head and abdomen dark brown, antennae filiform, brown, chest dilated, pitch black, lay eggs in the bud from June to July, and the larvae grow in the bud and overwinter. Spring buds sprout short branches, damaged branches or petioles and other inflated adult galls (tumors), withering branches and leaves and weakening the tree.

    2018-09-13
  • Where is the origin of wild mulberry yellow?

    Where is the origin of wild mulberry yellow?

    Mulberry yellow is a kind of fungus, which is parasitic on mulberry and willow trees. It looks like Lentinus edodes and has high medicinal value. Where is the origin of wild mulberry yellow? Where is the origin of wild mulberry yellow? Wild mulberry is produced in Changbai Mountain, Xizang and Yunnan.

    2020-11-08 Wild mulberry yellow origin where is mulberry yellow is species fungus by
  • Effect and function of toad coat

    Effect and function of toad coat

    Effect and function of toad coat

    2018-07-07
  • Control of insect pests in planting Chinese chestnut

    Control of insect pests in planting Chinese chestnut

    1. Chestnut gall wasp, also known as chestnut tumor peak, adult head and abdomen dark brown, antennae filiform, brown, chest dilated, pitch black, lay eggs in the bud from June to July, and the larvae grow in the bud and overwinter. In spring, buds germinate and produce short branches, damaged branches or petioles, etc.

    2020-11-08 Species chestnut pest control chestnut gall bee also known as chestnut tumor peak
  • What are the main pests of Chinese chestnut?

    What are the main pests of Chinese chestnut?

    What are the main pests of Chinese chestnut? Please introduce the occurrence characteristics and control methods of chestnut gall wasp and cloud spot longicorn beetle as follows: first, chestnut gall wasp 1. The morphological characteristics of adults are black wasps, with a body length of 2mi 3mm and transparent front and rear wings. The egg is oval, 0.2 mm long, milky white, with a tail.

    2018-07-19
  • Introduction to morphological characteristics and control techniques of peach aphid

    Introduction to morphological characteristics and control techniques of peach aphid

    There are three kinds of aphids that harm peach trees, namely, peach aphid, peach powder aphid and peach tumor aphid. Peach trees damaged by peach aphids will appear tender leaves curling, hypertrophy, uneven leaves, a large number of aphids sucking leaf juice, greatly reducing leaf function, and excreting mucus to pollute branches and leaves.

    2020-11-08 Peach aphid morphological characteristics and control technology introduction harm peach trees
  • Prevention of lymphocytic leukemia in chickens

    Prevention of lymphocytic leukemia in chickens

    Chicken lymphocytic leukemia (LL) is a neoplastic disease caused by leukemia virus in near-sexually mature chickens or sexually mature chickens. It is characterized by slow epidemic, long course of disease, low mortality and tumors in liver, spleen, kidney and bursa of Fabricius. Chicken leukemia virus is a leukemia / sarcoma virus group of RNA tumor virus C of the family Retroviridae. This virus can not bear high temperature, 50 ℃, 8 minutes or 60 ℃. It can lose its activity in 30 seconds, but it can be preserved for several years at-60 ℃. (1) epidemic characteristics: under natural conditions

    2019-01-16
  • Where is the origin of truffles? Which two provinces are the main producing areas in China?

    Where is the origin of truffles? Which two provinces are the main producing areas in China?

    Truffle is only God knows the fragrance, because it is cut with lightning-like lines, also known as the daughter of lightning, the market demand is great and valuable. Every autumn and winter, loyal fans of western food are eager to find truffles on the dinner table. It doesn't look like this.

    2020-11-09 Truffle origin where our country main producing area concentrated
  • Common knowledge of Rice Black-streaked Dwarf Disease in South China

    Common knowledge of Rice Black-streaked Dwarf Disease in South China

    Rotten rice seedlings are the general name of rotten seeds, rotten buds and dead seedlings that occur in the seedling stage. Rotten rice seedlings can be divided into two types: physiology and infectivity. Physiological rotten seedlings are mainly caused by low temperature and poor management measures, infectious rotten seedlings are caused by pathogen infection, and the main diseases are rice cotton rot, rice rot and rice.

    2018-09-13
  • Efficacy and function of Ginkgo biloba fruit

    Efficacy and function of Ginkgo biloba fruit

    Efficacy and function of Ginkgo biloba fruit

    2018-07-07
  • Pest control of traditional Chinese medicine honeysuckle

    Pest control of traditional Chinese medicine honeysuckle

    Pest control of traditional Chinese medicine honeysuckle

    2018-06-29