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What foliar fertilizer to apply to citrus latest, and precautions for spraying fertilizer
Citrus has a long growing period, and during cultivation and management, nutrient deficiency symptoms often easily occur. Direct fertilization takes effect very slowly, while foliar spraying of fertilizer can often quickly improve the yellowing of leaves caused by nutrient deficiency. Therefore, foliar spraying of fertilizer is very common. So what is generally sprayed in foliar fertilizer spraying
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Why does over-applying nitrogen fertilizer reduce crop yields, and how much nitrogen is actually needed?
Nitrogen is one of the essential nutrient elements for crops, and supplying nitrogen fertilizer in appropriate amounts can increase crop yields and improve quality. But if nitrogen fertilizer is over-applied, crops will instead reduce yields. What is the reason for this? How much nitrogen do crops actually need? Over-applying nitrogen fertilizer causes the carbohydrates produced by crop photosynthesis
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Why is bone meal a high-quality phosphorus fertilizer? Apply it this way for good results
Why do we say bone meal is a good phosphorus fertilizer? How should it be used for good results? Bone meal is made by processing and grinding animal bones, and its main component is tricalcium phosphate, accounting for about 58%-62% of bone meal. In addition, it also contains 4%-5% nitrogen and fats. To improve the application
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What are the benefits of applying lime to red soil, and how can you tell in the field whether it is needed?
Red soil is soil developed under tropical and subtropical rainforest, monsoon forest or evergreen broad-leaved forest vegetation. So what are the benefits of applying lime to red soil? How can you tell in the field whether the soil needs lime? The benefits of applying lime to red soil are: (1) lowering soil acidity and raising
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Wood ash is a high-quality potassium fertilizer; pay attention to these issues when collecting and applying it
Wood ash is the residue left after burning plant materials such as crop straw and dead branches and fallen leaves. According to rough estimates, the ash from burning plants in China each year exceeds 20 million tons. If calculated at an average of 5% potassium oxide, this is about 1 million tons, equivalent to 2 million tons of potassium sulfate, which
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How to Apply Topdressing to Corn: Best Timing, Fertilizer Types, and Application Rates
Corn takes a long time to absorb fertilizer and has a relatively high nutrient demand. Applying only base fertilizer and seed fertilizer often cannot fully meet its needs, so topdressing is also necessary. So what is the best time for corn topdressing? What fertilizer should be used? One of the key issues in topdressing,
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What month should wheat be sprayed with chlormequat, and how to apply it correctly?
At the same time in different locations, the growth stages of wheat differ due to different climates. In some regions the wheat is currently at the jointing stage (such as in Jiangsu and other places), in some regions it is at the booting stage (such as in Henan and other places), and in some regions it has just entered the greening stage. So in different
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How to Use Pesticides for Wheat Stripe Rust and Fusarium Head Blight? A Detailed Guide to Control Methods
Currently, this is an important period for wheat yield formation, and also a critical period for pest and disease control. Affected by recent repeated rainfall events in the Jianghuai region and the middle and lower reaches of the Yangtze River, combined with a high base level of fungal inoculum in the field, the risk of fusarium head blight epidemics has increased, showing a trend of severe recurrence and spread
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Six Major Taboos for Applying Post-Emergence Herbicides to Corn, a Must-Read for Anyone Growing Corn
During the corn growing season, because there is more rain, weeds occur widely in the fields, so farmers all choose to spray herbicides. However, if a herbicide is applied improperly, it will cause herbicide damage and affect the growth of corn. To increase corn yields, first learn about the following
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How to choose and scientifically apply chemical fertilizers? These little common-sense tips are worth knowing
Chemical fertilizer refers to fertilizer made by chemical methods or by mining ore and processing it. It is also called inorganic fertilizer, and includes nitrogen fertilizer, phosphate fertilizer, potash fertilizer, micro-element fertilizer, compound fertilizer, and so on. So how should chemical fertilizers be chosen? Below, the editor will explain in detail
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