Showing results for: NPK fertilizer Articles
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Effects of agricultural production on phosphorus losses from paddy soils: a case study in the Taihu Lake Region of China
A field plot experiment was conducted on two types of paddy soils in the Taihu Lake Region of China from June 2000 through 2002 to assess phosphorus (P) losses by runoff and drainage flow and the effectiveness of rice–wheat double cropping on reducing P losses from paddy soils. Commercial NPK compound fertilizer and single superphosphate fertilizer were applied to furnish 0, 30, 150, and 300 kg P ...
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Long-term fertilizer experiment network in China: Crop yields and soil nutrient trends
Results are summarized for the first 15 yr of an eight-site, long-term experimental network in China designed to assess the sustainability of cropping systems in environments representing 70% of Chinese cropland. Systems were wheat–maize double cropping (two crops per year) at four sites, wheat–rice double cropping, rice-based triple cropping, and wheat or maize single cropping. Without ...
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Compound fertilizer production line process
The compound fertilizer is a ready-made single fertilizer, compound fertilizer or chemical raw material, and the additive is mixed, processed, granulated, and made of fertilizer. The NPK fertilizer production line process is a process in which fertilizer processing equipment is used to mix organic materials such as manure and straw, and calcium, magnesium and phosphate fertilizers into granules. ...
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NPK fertilizer production line process
The compound fertilizer is a ready-made single fertilizer, compound fertilizer or chemical raw material, and the additive is mixed, processed, granulated, and made of fertilizer. The NPK fertilizer production line process is a process in which fertilizer processing equipment is used to mix organic materials such as manure and straw, and calcium, magnesium and phosphate fertilizers into granules. ...
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