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Dora Rootguard trichoderma prevent plant diseases and increase root deve...

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Most effective tips to deal with powdery mildew on grape

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If you grow grapes,you may reaching to see a white powdery substance on the grape leaves.It’s the grape powdery mildew. Especally in main grapevine growing area such as Americas,Europe and Australia. The disease seems as a whitish-gray powdery coating on the leaves or fruit caused by plant mycelium and conidia on the surface of the plant. On leaves, initial symptoms seem as chlorotic spots on the leaf surface that presently become whitish lesions. While this can be common,it’s a disease which will injury your grape plants and your crop if left untreated. Manual management Disease development is powerfully favored by high humidness and cloudy weather, additionally to comparatively heat temperatures. Manual management of powdery mildew helps prevent the disease from overwintering in bark crevices and also the spread of current infections. powdery mildew infects leaves, shoots, bark and developing fruit on grapevines, releasing spores in spring throughout heat, wet cond...

Application of Chitosan oligosaccharide in agriculture

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If you need more info of Chitosan oligosaccharide,please kindly check  https://www.doraagri.com/product/chitosan-oligosaccharide/

chitosan oligosaccharide new biocontrol solution in agriculture

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More date of plant diseases control,please check  https://www.doraagri.com/product/chitosan-oligosaccharide/

How to get rid of powdery mildew on rose?

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Rose ,so romantic and lovely.It is really a pleasure to plant roses.Today when you come to your beloved rose bushes, you are surprised to find that your lovely roses are covered by a dusting of white powder on buds,stems and leaves.These white powder makes your roses,once beautiful and heathy,look sick and ugly.Turns out that your roses have powdery mildew. powdery mildew on rose What is Rose powdery mildew? Rose powdery mildew is a fungal disease.The fungus produces spores which are spread by the wind.Fortunely,it’s very easy to figure out that whether your roses have powdery.If your roses have powdery mildew,you would find out white or grey powdery spots on the buds,leaves, stems or even.When the disease is mild,the growth of rose would be weakened, the young leaves are distorted and deformed,and the flower posture grows irregular, which affects the growth and loss of ornamental value.When the disease occurs severely, it causes early deciduo...

Amino acids and nitrogen liquid fertilizer

General Information Dora Amino 30 liquid is  amino acids liquid fertilizer  containing many kinds of L-Amino acids to provide an instant energy boost during the whole stages of root system development, flowering and fruiting for all crops. Specification Free Amino acids ≥30%(w/v) Appearance: dark brown liquid Density 1.25g/ml  Total Nitogen ≥8% pH 4.5–5.5  Shelf life 2 years Why choose Dora Amino 30 liquid ? Significantly helps increase the rate of photosynthesis enabling plants have a good performance during the whole growth period. Help plants increase the uptake of micronutrients(e.g. Fe, Zn, Mn, Cu) because amino acids is a highly effective natural chelating It is also recommended as a 100% water soluble organic nitrogen fertilizer for fertigation (drip irrigation) and hydroponic irrigation systems. Widely used as a foliar fertilizer in combination with water soluble fertilizers and almost all commercial plant protection agents to enha...

What's fungicide ?

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Plant disease is the main enemy of agricultural production. According to the Food and Agriculture Organization of the United Nations (FAO), the average annual loss of production due to plant diseases is 10% to 15%. At present, the main means of controlling plant diseases is chemical fungicides. However, due to potential human health hazards, environmental pollution, non-target organisms, and development of plant pathogen resistance, the development of chemical fungicide has been limited. Biological fungicide are attracting more and more people’s attention and interest. What’s Biofungicides? Bio-sourced fungicides refer to the direct use of biologically active substances produced by biological organisms or biological metabolic processes or substances extracted from organisms as a disease prevention and treatment. The concept of biological pesticides is vague and can be considered equivalent to biologically derived fungicides. According to s...