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Which fungicides give good control of sorghum rust?
Symptoms Sorghum rust begins to develop around the heading stage of sorghum. Red or purple to light brown small spots form on the leaves, then as the pathogen spreads, the spots enlarge and form elliptical raised uredinia (summer spore pustules) on the leaf surface; when they rupture, they expose rice-brown powder, namely urediniospores (summer spores). Later, telia form in the original spots...
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Which fungicide is effective for controlling mango stem-end rot
1 Site conditions Meizhou is located in the mountainous area of eastern Guangdong, with an annual rainfall of 1800mm, an average annual temperature of 21°C, 2031 annual sunshine hours, and an extreme minimum temperature of -2.6°C. The planting site is hillside land, sandy soil, poor and thin soil, pH 4.5, organic matter 1.65%, total nitrogen 0.083mg/kg, hydrolyzable nitrogen 112mg/kg, phosphorus pentoxide 0....
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Which fungicides give good control of tomato leaf spot?
★Symptoms: Tomato leaf spot, also known as white star disease. It can occur at all growth stages of tomato and attacks leaves, petioles, stems, calyxes and fruits. When leaves are infected, water-soaked small round spots first appear on the underside of the leaf, then numerous small spots with dark brown edges and grayish-white, round or nearly round, slightly sunken centers appear on both the upper and lower surfaces of the leaf. The lesions...
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Which fungicides are effective for controlling tomato sesame leaf spot
★Symptoms: Tomato sesame leaf spot, also known as brown spot. It mainly infects leaves, and also infects petioles, fruit stalks and fruits. On leaves, grayish-brown round or nearly round spots 1-10 mm in diameter with distinct edges first appear; the diseased parts become thin and sunken, with a glossy appearance, especially obvious on the underside of the leaf, which distinguishes it from other leaf spot diseases. Large spots sometimes show concentric rings, and under humid...
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Which fungicides are effective for controlling Fusarium wilt in cowpeas (Vigna unguiculata)?
In the early stage of the disease, you can use a 1000-fold dilution of 50% carbendazim wettable powder, or a 400-fold dilution of 10% Shuangxiaoling aqueous solution, or a 1000-fold dilution of 75% thiophanate-methyl wettable powder, applying 50 to 150 grams per plant, once every 7 to 10 days, for 2 to 3 consecutive applications. Alternatively, mix 500 grams of 50% carbendazim wettable powder with 200 kg of dry soil and apply it in furrows along the sowing rows at 200 kg per mu.
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40 Beautiful Wreaths to Admire - Which Ones Do You Like?
--THE END--"Flower Wild Nature" The most readable WeChat public account in the floral art field. Flower friend exchange: zouzaidalulogo design: zouzaidalu Floral aesthetics | Plant aesthetics | Life aesthetics | Plant & floral art exploration ...
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Which beautiful and easy-to-grow shade-loving flowers are suitable for a room with no sunlight
0070. For a room with no sunlight, just grow these shade-loving flowers, beautiful and easy to grow! Many flower lovers have told Lanyao that they love growing flowers, but the light at home is really poor, and they don't know if there are any flowers that don't need sun...
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Which pesticides cannot be used in cucumber cultivation?
Which pesticides cannot be used on cucumbers? Here is an introduction to the pesticides that cannot be applied to cucumbers: Pesticides whose production has been banned: 666, DDT, chlorpyrifos-methyl, fluoroacetamide, arsenic trioxide, ethylmercury chloride, and ethylmercury phosphate. Highly toxic pesticides: methamidophos, phorate (3911), sulfotep (Su-Hua 203), parathion (1605),...
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Which flowers will grow into a bursting pot as long as they are watered enough?
The key problem for beginners who fail at growing flowers is giving them too much attention. Watering and fertilizing too frequently makes it very easy to harm the flowers. You keep worrying that the flowers are short of water, and watering them involuntarily easily leads to yellow leaves and root rot, but...
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14 creative private courtyard garden designs, which one will you fall in love with?
14 creative private "courtyard garden" designs, your own natural, comfortable, sunny private little garden! When your home has a garden space but you don't know how to decorate it, take a look at the private courtyard small garden design cases shared by the editor...
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