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  • Confused spot blight, stem withered, green withered, withered. What does it have to do with all kinds of withering?

    Confused spot blight, stem withered, green withered, withered. What does it have to do with all kinds of withering?

    Spot blight, leaf blight, stem blight, vine blight, standing blight, green blight, wilt. Seeing so many "blight" diseases, do you feel that your brain has been confused? Moreover, many diseases are similar to each other in terms of symptoms. For example.

    2018-05-24
  • Simple diagnosis and Control of "withered Heart" in Rice

    Simple diagnosis and Control of

    1. Simple diagnosis of rice "withered heart" 1. A "withered heart" caused by pests. Chilo suppressalis, Chilo suppressalis and mole cricket can all cause "withered heart". The main differences are as follows: (1) Chilo suppressalis: large wormhole, many insect feces, and feces are generally arranged between rice leaf sheath and stem. The stem, leaf sheath and leaves of the killed rice turned yellow. The harm is more serious at the edge of the rice field and lighter in the middle of the field. (2) Chilo suppressalis: after hatching, the young borer first gathered on the inside of the rice leaf sheath to feed, and water-stained macula appeared on the outside of the damaged leaf sheath, and then gradually yellowed.

    2019-01-16
  • The reason for the withered stem of the latest money tree

    The reason for the withered stem of the latest money tree

    Artemisia angustifolia is very common in China, and it is a kind of potted plant with high ornamental value. Now it is basically distributed in all parts of our country, but many people are raising money trees. The stem of the money tree is often withered because of management reasons.

    2020-11-10 The latest money tree stem withered reason
  • The reason for the withered stems of money trees

    The reason for the withered stems of money trees

    The reason for the withered stems of money trees

    2020-02-27
  • Control methods of water chestnut stem blight caused by death of withered and yellowed plants of stems and leaves

    Control methods of water chestnut stem blight caused by death of withered and yellowed plants of stems and leaves

    Control methods of water chestnut stem blight caused by death of withered and yellowed plants of stems and leaves

    2018-10-27
  • Cut flowers can be kept fresh by these methods without withering for a week or two.

    Cut flowers can be kept fresh by these methods without withering for a week or two.

    If the bought flowers are inserted directly into the water, they will wither completely in a few days, even if the water is changed every day, it can only slightly prolong its shelf life, and the effect is really not obvious. Here are some maintenance tips, which can not only increase.

    2018-10-09
  • Occurrence and Control of withered Heart Disease in Rice

    Occurrence and Control of withered Heart Disease in Rice

    Key points of cultivation techniques for dry raising rice seedlings 1. Applying sufficient base fertilizer: combined with deep ploughing or irrigation level fields, 30-40 kg ammonium bicarbonate and 20-25 kg calcium per mu are applied as medium fertilizer at one time, and the former broad bean field should be used more. Vegetable or potato fields should be less. Second, insert thinly at the right time.

    2018-09-12
  • What is rice stem borer and how to control it?

    What is rice stem borer and how to control it?

    What is rice stem borer and how to control it? Please introduce and control the rice stem borer, Chilo suppressalis. It is distributed in the rice areas of southern and northern China. Host rice, corn, sugar cane, millet, broad bean, Zizania caduciflora, sorghum, rape, wheat, Ziyunying and so on. The damage caused by the pest is still serious in recent years. ...

    2018-09-08
  • How to control rice borer

    How to control rice borer

    How to control rice borer? Please guide the rice stem borer, commonly known as the heart borer, in which the most serious occurrence is mainly Chilo suppressalis and Chilo suppressalis, as well as rice bracts, Chilo suppressalis and so on. Stem borer harms not only rice but also corn, wheat and other gramineous crops. Chilo suppressalis is a monophagous pest, only to harm rice. For.

    2018-07-19
  • What if the Anthurium andraeanum wilt? there are six ways to bring the dead back to life / except for natural withering.

    What if the Anthurium andraeanum wilt? there are six ways to bring the dead back to life / except for natural withering.

    Red palm flowers are bright red and look like palms. Although they are very beautiful and highly ornamental, they are also easy to wither. If they are not properly maintained after flowering, they will wither and wither in a short time, so what if the red palm flowers wither? The editor teaches you six common methods. What if the Anthurium andraeanum wilt? normally,

    2018-12-22
  • How to do sunflower leaf wilt, pay attention to leaf blight / insufficient nutrients / planting methods

    How to do sunflower leaf wilt, pay attention to leaf blight / insufficient nutrients / planting methods

    If you want to comment on the best plants, many people will think of sunflowers, but some people find that their sunflower leaves have withered, so some people don't know what to do. In fact, it can be saved if reasonable measures are taken.

    2018-12-22
  • Identification of common confounding symptoms in rice

    Identification of common confounding symptoms in rice

    1. Several kinds of Ralstonia solanacearum 1. Sclerotinia sclerotiorum. It is more common in the late stage of late rice, which often occurs in clumps in the field, and there are several plants in a hole. The tissue at the base of rice is soft rotten and has dark brown spots. Peeling off the basal leaf sheath and stem, we can see that there are many black sclerotia smaller than amaranth seeds. 2. Bacterial base rot and wilt. Sporadic occurrence in the field, generally 1 in 1 point, 3 plants fell ill, the base of the diseased plant showed rat gray rot, the root system was rare and decayed, peeled off the basal stem, full of smelly water, sterile sclerotia. 3. Physiologically withered. The stem of rice plant shrinks and the base of rice stem is pinched by hand.

    2019-01-16
  • Control methods and techniques of rose withered branch disease

    Control methods and techniques of rose withered branch disease

    Rose withered branch disease usually occurs in the branches, the spot is initially a small red spot, gradually expands and becomes dark, the center of the spot becomes light brown, and the brown and purple edges around the spot are in sharp contrast to the green of the stem. the conidium of the disease appears when it turns brown in the center of the spot, with the increase of the meristematic vesicle.

    2018-12-21
  • Control of lily blight

    Control of lily blight

    Symptoms: the whole plant (including floral organ, leaf, stem, stem base, bulb, root) can occur. The susceptible flower organ withered and withered, and white mildew grew on it; the leaves appeared at the beginning of water immersion, and then withered; the stem and stem base tissue initially appeared water-immersed spots, and then turned brown, necrotic, narrowed, and completely withered above the infected parts. The bulb browned and necrotic. Root browning, spoilage pathogen: a fungus belonging to the subphylum flagella, Phytophthora parasites Phytophthora (Phytophthoraparasitic)

    2019-01-16
  • What if the hydrangea withered in a few days? cut off the long stem / soak and keep it fresh to prolong the flowering period

    What if the hydrangea withered in a few days? cut off the long stem / soak and keep it fresh to prolong the flowering period

    Hydrangea florescence from June to August, when it blossoms, it is like hydrangea-like flowers, colorful colors, attracted countless flower friends to raise it. But in the process of breeding, flower friends often encounter such a situation: hydrangea withered in a few days! What should I do at this time? At this time, flower friends can not be in a hurry

    2018-12-20
  • How to prevent rice stem borer?

    How to prevent rice stem borer?

    How to prevent rice stem borer? Please introduce the methods of rice stem borer prevention can refer to the following methods: 1, agronomic measures. When the damaged plants of withered sheath, withered heart and withered ear are found, they should be pulled out in time, which can not only reduce the number of insects, but also prevent the larvae from turning into plants. 2. Chemical control. Reach the prevention and control finger.

    2018-07-18
  • Prevention and control of lily blight

    Prevention and control of lily blight

    Symptoms: the whole plant (including floral organ, leaf, stem, stem base, bulb, root) can occur. The susceptible flower organ withered and withered, and white mildew grew on it; the leaf first appeared in water, then withered; the stem and stem base tissue appeared water-immersed spot, and then turned brown.

    2020-11-08 Species lilies plague disease control symptoms whole plant including floral organ
  • Two main diseases of carnation

    Two main diseases of carnation

    Carnation is most susceptible to leaf spot, withered branches and calyx rot. The spores of leaf spot blight remain in carnation plants and withered plants and are transmitted through the air. When there is water on the surface of the plant for 8-10 hours continuously, germs can infiltrate while wet. The symptoms of leaf spot blight are as follows: the leaves are grayish brown or the petals appear with purple spots. The spots are formed by black spores, and the branches and stems begin to wither from the internodes and then develop into a circle of withering around the stems. The pathogen of calyx rot remains in the old leaves, lower stems or withered plants of carnation. high

    2019-01-16
  • Control methods of severe leaf withered stem rot celery spot blight with long and small black spots

    Control methods of severe leaf withered stem rot celery spot blight with long and small black spots

    Control methods of severe leaf withered stem rot celery spot blight with long and small black spots

    2018-07-11
  • Remedial measures for frozen eucalyptus trees

    Remedial measures for frozen eucalyptus trees

    The main manifestation of freezing injury of eucalyptus is frozen tip, and severe aboveground parts freeze to death. The severity of freezing injury varies according to eucalyptus variety and forest age. Eucalyptus urophylla, Eucalyptus grandis and Eucalyptus Dunn are the more cold-tolerant species of Eucalyptus, while Eucalyptus urophylla and Eucalyptus urophylla have poor cold tolerance. The main anti-freezing technical measures are: 1, slight frost injury (top tip.

    2018-09-10