Cotton is a crop highly sensitive to potassium deficiency. Since the introduction of Bt transgenic cotton, fields suffering from potassium deficiency have often shown severe symptoms such as increased disease incidence, early aging, small bolls, poor boll opening, and reduced fiber quality. Several years ago, fast-acting nutrient tests in central-southern China revealed that most soils had available potassium levels below 80 ppm (mg/kg), indicating a serious deficiency. In some cases, the levels were even below 40 ppm, reaching extreme levels of potassium starvation. Soil nutrient testers are not always reliable, and some samples showed zero available potassium, leading to confusion among farmers. This widespread issue highlights the severity of the problem.
In response to this, more cotton farmers have started applying potash fertilizer and high-potassium compound fertilizers, which have helped control diseases and boost yields. As a result, available potassium levels in the soil have gradually recovered. However, some farmers still hold misconceptions. They believe that using a general-purpose fertilizer with a 1:1:1 NPK ratio can replace potash or that high-concentration fertilizers containing 19% of each nutrient are sufficient. Others mistakenly think that "potassium sulfate compound fertilizer" is the same as potash. These misunderstandings lead to ineffective potassium supplementation, resulting in wasted money and no real benefit.
Recently, northern regions have experienced heavy rain and colder temperatures, causing some cotton plants to show yellowing leaves and even death. Some farmers suspect verticillium wilt, but the key to identifying this disease lies in checking whether the xylem of the cotton stalk turns brown. If it doesn't, then brown wilt is unlikely. More likely, the issue is extreme potassium deficiency, which can also trigger or worsen other diseases. Low-lying areas, waterlogged plots, and plants with heavy fruit loads tend to show the worst symptoms. In many cases, the most severely affected plants die prematurely. I’ve seen this situation every year—fields that received adequate potash don’t suffer as much later on.
Why do so many corn plants die? Corn is a high-potassium-demanding crop with strong potassium uptake. If the soil lacks potassium and the yield is high, the available potassium can be completely consumed by the crop. If no potassium fertilizer is added after the cotton harvest, similar issues occur. Many farmers have learned this lesson the hard way.
By early August, signs of potassium depletion begin to appear on the lower leaves of cotton plants. Even with heavy rains and high seed production, three applications of potash may not prevent late-season plant death. By mid-August, if only the lower leaves show potassium deficiency but the upper ones remain green, farmers might not need immediate intervention, helping to reduce losses. However, if the upper leaves are already yellowing or dying, it's usually too late to apply potassium effectively.
Dehydrated Garlic
Dehydrated garlic, a widely used culinary ingredient, is derived from fresh garlic bulbs through the process of dehydration. This preservation method involves removing the moisture content from garlic, resulting in various forms such as flakes, granules, powder, agglomerated granules, and even a unique product known as dehydrated Black Garlic . Each classification offers distinct characteristics, flavors, and uses, making them essential components in the culinary world.Garlic Flakes, also known as minced garlic, are small, irregularly shaped pieces of dehydrated garlic. These flakes are typically used as a convenient alternative to fresh garlic, providing a potent flavor and aroma. They are commonly added to soups, stews, sauces, and marinades, infusing dishes with the distinctive taste of garlic.Garlic Granules are another popular form of dehydrated garlic. These granules are larger in size compared to flakes, offering a more robust and intense garlic flavor. They are often used in spice blends, seasoning mixes, and dry rubs, providing a convenient way to incorporate garlic into various recipes.For a finer texture and stronger garlic taste, Garlic Powder is the go-to option. This classification is made by grinding dehydrated garlic into a fine powder, resulting in a highly concentrated flavor. Garlic powder is commonly used in dry seasoning mixes, sauces, dressings, and even as a topping for popcorn or roasted vegetables.Agglomerated garlic granules are a unique form of dehydrated garlic that has been processed to form larger, free-flowing granules. This agglomeration process enhances the granules' ability to dissolve quickly, making them ideal for instant mixes, soups, and sauces. Agglomerated garlic granules offer the convenience of easy dispersion while retaining the characteristic garlic flavor.Lastly, dehydrated black garlic is a relatively new and distinctive product in the world of dehydrated garlic. It is made by fermenting fresh garlic bulbs at controlled temperatures and humidity levels for an extended period. This fermentation process transforms the garlic cloves into dark, soft, and sweet cloves with a complex umami flavor. Dehydrated black garlic is often used as a gourmet ingredient in high-end cuisine, adding a unique and sophisticated taste to dishes.In conclusion, the classification of dehydrated garlic encompasses various forms, each with its own characteristics and culinary applications. Whether it be the versatile flakes, robust granules, concentrated powder, easy-to-disperse agglomerated granules, or the gourmet dehydrated black garlic, these products provide a convenient and flavorful alternative to fresh garlic, ensuring that the essence of garlic can be enjoyed in a wide range of dishes. Dehydrate Garlic,Dehydrated garlic flakes, Dehydrated garlic granules,Dehydrated garlic powder
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