rust spot Learn more about rust spot
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What about the rust spots on the banyan leaves? the causes of the rust spots on the leaves of the banyan leaves / pay attention to water and temperature
Qin leaf banyan, a beautiful foliage plant, whose leaves are large and visible, looks like a cello, and is evergreen all the year round. But in the process of culture, many flower friends have rust spots on the leaves of figs, which seriously affects the ornamental quality of the plants. they would like to know what to do with the rust spots of figs.
2018-12-11 -
How to deal with the rust spot of Cymbidium, fertilizing and applying medicine to change the soil.
How to deal with the rust spot of Cymbidium, fertilizing and applying medicine to change the soil.
2020-02-17 -
Why does the fir leaf banyan grow rust spot
Why does the fir leaf banyan grow rust spot
2018-08-14 -
What is wheat rust like?
What is wheat rust like? Wheat rust is also called jaundice. There are three kinds of stripe rust, leaf rust and stem rust. It is the most widespread and most harmful disease in wheat. After wheat is infected with rust, chlorotic spots appear on the surface of wheat leaves or straw at the initial stage, followed by yellow or reddish-brown pink blisters.
2018-09-13 -
Rust of common diseases of canna
Banana rust is a disease with a high incidence and often occurs in the south, which is mainly threatened by a pathogen called stalk rust in fungi. The damaged plants will have dry leaves and dark brown spots. At the same time, it will also produce some cracked black spots. So what should we do if the canna gets rust?
2018-07-01 -
Key points of prevention and control of rust of Tripterygium
Symptoms: at the beginning of the infected leaves, yellow-green dots appeared on the front of the leaves, gradually enlarged, and the surface was orange-yellow spots. In the middle of June, yellow powdery black spots appeared on the disease spots, that is, sexual spore organs, and yellow powdery spores were produced on the back in the later stage. Rust spores are produced inside, causing damage to pines and cypresses in autumn and winter.
2018-10-21 -
What symptom does pear rust have? How to treat it?
In the process of pear planting, there will be the invasion of diseases and insect pests for a variety of reasons, among which pear rust is a more common one, also known as red star disease, once it occurs, it has a great impact on the quantity and quality of fruit. What are the symptoms of pear rust? How to treat it?
2020-11-08 Pears rust have what symptoms how cure pear trees planting -
Flammulina velutipes black spot disease rust disease how to do?
Flammulina velutipes black spot disease rust disease how to do? Please guide one, black spot disease: is a bacterial disease caused by pseudomonospora. After the disease, Flammulina velutipes cap appears oval brown or dark brown spots, initially needle-like, enlarged diameter of 2-4 mm, neat edges, sometimes cap cracking. Prevention...
2018-07-18 -
What are the occurrence and control methods of rust in small spring crops (big wheat, broad bean)?
Rust is a kind of plant disease caused by the parasitism of rust in fungi. It is widely distributed and harmful, mostly in cereal crops, legumes, pears and so on. The rust of many crops is worldwide, and some of them have the characteristics of regional epidemic, and the yield loss is often tens of thousands of tons.
2020-11-09 Spring crops big wheat broad beans rust disease occurrence and -
What are the insecticides commonly used in flowers?
What are the fungicides often used by flowers? Please introduce the fungicides commonly used in flowers for reference: triadimefon can prevent, eradicate and fumigate rust and powdery mildew. Apple rust, Chinese white poplar rust, chrysanthemum rust, Carex rust, rose rust, rose powdery mildew, crabapple white.
2018-07-14 -
Papaya tree cultivation: how to prevent and cure papaya rust?
How to prevent and cure papaya rust? What harm does papaya rust have? What methods can be used to prevent papaya rust? Please introduce the harm of papaya rust: after the leaves are damaged, they produce glossy orange spots, which gradually expand into round spots of about 5 mm, and produce yellow mucus. The back of the leaf is raised. And produce grayish yellow.
2018-07-18 -
The latest control methods of apple rust
China is a big apple growing country, but the wider the planting area, the more diseases. Apple rust is a very common disease in apple orchards. It is also known as red spot disease, which is a typical alternate host disease. The outbreak of the disease will affect the growth and yield of apples.
2020-11-10 The latest apple rust disease prevention method I country -
Introduction and control of mushroom rust spot
Mushroom (scientific name: Agaricus campestris) is composed of mycelium and fruiting body. Mycelium is a vegetative organ and fruiting body is a reproductive organ. Mushrooms have as many as 36000 sexes and sprout into hyphae from mature spores. The hyphae are multicellular and have transverse septum.
2020-11-08 Mushroom rust spot disease introduction and control mushroom scientific name -
Control methods of apple rust
Control methods of apple rust
2018-11-21 -
Symptoms and control methods of morning glory white rust
The shape of morning glory is very unique, it is an annual trailing herbaceous flower, but white rust is a common disease of morning glory, if you do not pay attention to prevention and control, it is easy to reduce the ornamental value of morning glory. So what are the symptoms of morning glory white rust? How to prevent and cure it?
2018-07-02 -
Why is the latest version of the book so long?
Ficus lutea is a kind of small shrub, often distributed in the mountains, wilderness or shrub forest in the southeast and central and southern regions of China. Its leaves are paper, and it is named because its leaves are cello shaped. The leaves of the fiddle fig are dark green, shiny, vigorous and dense, with a very
2020-11-10 latest lute leaf fig why long rust yes -
What if the crab has rust spots?
What if the crab has rust spots?
2018-07-04 -
Timely prevention and control of rust of growing leek
Leek rust mainly infects leaves and pedicels, initially produces yellow dots on the epidermis, and gradually develops into orange blister spots with spindle or oval eminence, and there is often a yellow halo around the spot. The blister spot expands greatly, until after its epidermis is ruptured, it spreads orange.
2020-11-08 Species leek rust prevention control timely main -
Gramineae corn leaves have yellow spots what is going on? How? How do you produce high yields?
Corn is one of the more common economic crops in China, almost every area has planting, and during the planting period, often encounter a variety of diseases, pests, and in all diseases and insect pests, yellow spots on the leaves are the most common, then corn leaves have yellow spots.
2020-11-09 Gramineae corn leaves with yellow spots yes what's going on -
The prevention and control of leek rust caused by rust
The prevention and control of leek rust caused by rust
2018-07-14