green spots Learn more about green spots
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Green onion planting technology: what is green onion brown spot disease?
What is the brown spot of green onion? What harm does green onion brown spot disease have? Is there any way to prevent it? Netizens are also asked to help guide the farming network to sort out the harm and control methods of green onion brown spot, which are listed below for netizens' reference. The harm of green onion brown spot: green onion brown spot, also known as leaf tip Verticillium wilt.
2018-07-17 -
The latest Research on the Evolution of National Orchid Line Art
Zhenhe, middle dwarf lotus petal of lotus petal orchid, thick-skinned broad-leaf lotus petal orchid from Baoshan, Yunnan, the first sight of this flower is this angle in the photo, this is the position, it seems to be made by its momentum, a strong sense of asphyxiation, can not feel the heartbeat, at a distance of two meters, I look at it reverently and solemnly. Yunnan is rich in.
2018-02-25 -
Bacterial leaf spot of green radish
[symptoms] at the initial stage of the disease, water-stained necrotic spots appeared on the green radish leaves, and the later diseased spots gradually turned dark brown, and there were often concentric wheel lines and yellow edges on the diseased spots. after the green pineapple was infected by bacterial leaf spot, the ornamental value decreased greatly. [pathogen and pathogenesis] is a bacterial disease, the pathogen is Pseudomonas chrysanthemum
2019-03-03 -
Purple spot disease seriously withered green onion how to control purple spot disease of green onion
Purple spot disease seriously withered green onion how to control purple spot disease of green onion
2018-10-27 -
What are the animals?
What are the animals?
2018-07-03 -
The latest control of cucumber green spot mosaic disease
In the process of planting cucumber, many farmers will find that green spots often appear on the leaves and flowers of cucumber, which have a great impact on the growth and development of cucumber. In fact, this is called green spot mosaic disease, the main source of this disease comes from seeds and soil, it
2020-11-10 The latest cucumbers green spots mosaic disease prevention and control many farmers -
Control of Cucumber Green spot Mosaic Disease
Control of Cucumber Green spot Mosaic Disease
2018-08-09 -
Control method of anthracnose of Shanghai green with long white spots on leaves and long brown spots on petioles
Control method of anthracnose of Shanghai green with long white spots on leaves and long brown spots on petioles
2018-10-27 -
How to do green radish long insects, green radish pest control detailed explanation (three strokes to solve green radish pests)
Green radish is one of the common green plants in the home, because green radish is good to raise and beautiful, so it is loved by people. Before we introduced the efficacy and role of green radish and green radish breeding methods and precautions, now let's take a look at green radish pest control. Any plant, if you don't control pests
2018-12-13 -
What diseases and insect pests do Japanese cherry trees suffer from?
Root nodule disease occurs on or near the root neck of the ground, resulting in short plants and poor growth. When the disease occurs, the root of the plant produces nodules of different shapes, showing brown, rough epidermis and often accompanied by cracks. The initial stage of anthrax.
2018-11-27 -
What's with the dark spots on the green apple leaves?
Most of the green pineapple breeding partners will find that their green pineapple is not green all over the body, but has black spots. What on earth is going on? In fact, there are several reasons: the most common is leaf spot disease, in addition, if the air is too closed, the light is not enough, the environment is not warm enough may also cause this disease. Next, let's take a look at how to solve it.
2018-04-17 -
Control of Penicillium and Green Mold of Pomelo
The symptom characteristics are mainly harmful to the postharvest fruit during storage and transportation. the symptoms of the two diseases are similar, mostly from the pedicel or wound, showing a light brown waterlogging at first, the disease spot expands rapidly, the fruit becomes soft and rotten, and a layer of white mildew grows on the face. later, the white mildew spot turned into green mildew spot.
2020-11-08 Species grapefruit green mildew and green mold disease prevention and treatment symptoms -
What if the latest green apple leaves have black spots?
Green pineapple leaves with black spots how to do, I believe that this is a very headache for many friends, about green pineapple leaves with black spots how to do, today the editor will give advice for everyone, let's take a look at green pineapple leaves with black spots how to do! Green pineapple leaves are black
2020-11-10 Most new green lotus leaf have black spot how to do green pineapple -
The occurrence of leaf spot disease in Happy Tree teaches you 2 tricks to jump green.
Happiness tree leaf spot disease mainly to watch the leaves, usually in the lower leaves began to develop, and then slowly spread to the upper, until to the overall leaves. The happiness tree has leaf spot disease in the early stage, and the leaves will be round or of different sizes.
2018-08-13 -
The method of distinguishing true and false tiger spots of orchids
The method of distinguishing true and false tiger spots of orchids
2020-04-07 -
Bananas with colored spots (plum blossom spots) are easy to peel off.
Bananas with colored spots (plum blossom spots) are easy to peel off.
2018-07-25 -
Control techniques of Diseases and insect pests in Cornus officinalis
Control techniques of Diseases and insect pests in Cornus officinalis
2018-07-05 -
Green bean leaf spot disease control notice
Mung bean leaf spot disease is a serious disease harmful to mung bean, can make mung bean leaves dry, quality decline, yield reduction, the following is to introduce the symptoms of mung bean leaf spot disease, transmission routes, disease conditions and control methods. The disease symptoms mungbean leaf spot disease mainly harm mungbean, harm parts for leaves...
2018-09-11 -
What if there are black spots on the green pineapple leaves?
What if there are black spots on the green pineapple leaves?
2018-08-17 -
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