Phosphorus Content Articles & Analysis
12 articles found
Determination of phosphorus content The determination of phosphorus content in soil fertilizer generally refers to the determination of total phosphorus, water-soluble phosphorus and available phosphorus, which is generally measured by gravimetric method, plasma emission spectrum ...
Krill has a low content of ash making ideal for fresh water feeds. It is lower in content of phosphorus than other marine based meals such as shrimp or fish meal. Its calcium/phosphorus ratio is near to 1,5:1 which favors the absorption of both minerals, and it is significantly lower compared to fish or crustacean meals (3 or ...
There is no temperature rise and no need of heating and drying in the production of NPK fertilizer granulator, so nitrogen containing nitrate nitrogen can be added. The content of water-soluble phosphorus in the product is easy to guarantee. ...
For example, when organic fertilizer is mixed with phosphorus fertilizer, organic acids and other chelates in organic fertilizer can chelate highly active aluminum ions in the soil, prevent the combination of aluminum and phosphorus, form closed storage phosphorus that is difficult to be absorbed by plants, and significantly improve the effective ...
Nutrient content of rabbit feces Rabbit manure is a kind of high efficient organic fertilizer, the content of nitrogen, phosphorus and potassium is significantly higher than other animal manure. The nitrogen content of rabbit manure is 1.53 times of chicken manure, 3.29 times of sheep manure, 3.83 times of pig manure, the ...
The key factors affecting the fermentation of organic fertilizer production process are: microorganism, carbon nitrogen ratio, carbon phosphorus ratio, water content, pH value, aeration control. If one factor is not properly controlled, the whole fermentation will be affected, resulting in incomplete fermentation of materials or long fermentation time. ...
The results indicated that a water depth of 50 cm, a coverage rate of 150% and a harvest regime of 4 days were preferable conditions, under which excellent records of high-protein duckweed (dry matter production of 6.65 g/m2/d with crude protein content of 36.16% and phosphorus content of 1.46%) were obtained at a temperature ...
Both pot and field experiments showed that cadmium content in radish was increased by intercropping two or three genotypes, except when white radish was intercropped with green radish. ...
Survival, growth rates and reproduction of D. magna were monitored and the combined effects of imidacloprid exposure and the phosphorus content of algae were analyzed. A stronger effect on survival was observed at the P‐deficient diet (C:P 1300), confirmed by lower EC10 values at days 7, 9, 15 and 21 compared to diets with higher phosphorus ...
When food scarcity increases, instability in society increases. The majority of food consumed is from cereals and legumes. Phosphorus is essential for crop plant growth and soils are depleted as this element is removed from crop lands with harvested grains/seeds. To sustain yields, inputs of nutrients are required to balance losses. On global and continental/regional bases, we assembled nine ...
Vermicomposting resulted in lowering of pH, electrical conductivity, potassium and C : N ratio and increase in nitrogen and phosphorus contents of the feed mixtures. Vermicomposting can be an alternate technology for STMS management under suitable climatic conditions.Keywords: vermicomposting, earthworms, composting, pilot-scale study, Eisenia foetida, ...
Phytate levels are often correlated with total seed phosphorus (P). The objective of this research was to evaluate quantitative trait loci (QTL) for seed P and phytate content in an inter-gene pool (G2333 x G19839) recombinant inbred line population of common bean (Phaseolus vulgaris L.) planted at medium and high levels of soil P in randomized complete block ...