Nutrients – nitrogen and phosphorus
The relative significance of phosphorus and nitrogen as algal nutrients
... Automated Procedures for Phoephorus.. Algal growth response and nitrogen and phosphorous concentration, New Hope sample No. Algal growth response and nitrogen and pho[r] ...
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Distributions and Fluxes of Nitrogen and Phosphorus Nutrients in Porewater Sediments in the Estuary of Jepara Indonesia
... The nutrients that are adsorbed by the solid phase can be deposited and stored in the ...removing nutrients from or to the water column. The presence of nutrients in porewater interacts with sediment ...
7
Brackish water irrigation on the characteristics of carbon, nitrogen and phosphorus nutrients in the soil nearby crop roots
... of phosphorus content in soil and can increase the activity of ...the phosphorus content is higher than that of the control at 2 ...the phosphorus activity is the ...the phosphorus content ...
10
Influence of nutrients accumulation by various levels of phosphorus and phosphorus solubilizing bacteria in summer groundnut
... each phosphorus viz., 0, 12.5, 25 and 50 kg ha -1 and phosphorus solubilizing bacteria (PSB) ...of nutrients like N, K, S, Fe, Mn, Zn and Cu at harvest and P at 30, 60 DAS in plant and at harvest in ...
Phosphorus utilization by corn as affected by green manure, nitrogen and phosphorus fertilizers
... these nutrients on P absorption, as observed in other studies (Lee et ...2009). Phosphorus uptake was stimulated by the presence of N, following a quadratic model, as also observed by Schlegel et ...
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Aquatic plants need two essential nutrients for growth: phosphorus
... essential nutrients for growth: phosphorus and ...these nutrients through a process known as eutrophication, in which water bodies accumulate plant nutrients, typically from nutrient-rich land ...
7
Effect of Different Nitrogen and Phosphorus Fertilizer Levels in Combination with Nitrogen and Phosphorus Solubilizing Inoculants on the Growth and Yield of Mung bean
... by phosphorus fertilizer and its deficiency affects other nutrients efficiency (Akinrinde and Adigun, ...2005). Phosphorus is essential part of nucleic acid and phospholipids that promote the seed ...
6
Nitrogen and phosphorus fertilization for groundnut in saline soil
... imbalance nutrients, and N and P ...that nitrogen fertilization had no effect on plant height, number of filled pod and plant stand, but improved chlorophyll content, increased100 seed weight, harvest index ...
12
Dependence of ombrotrophic peat nitrogen on phosphorus and climate
... 226 I agree that nutrients need to be brought into C-centric models of peatlands, though incorporating dominantly organic forms of N and P may be challenging. We are trying to do such modelling ourselves, and Wu & ...
30
Optimation of Nitrogen and Phosphorus in Azolla Growth as Biofertilizer
... of nutrients in the ...the nitrogen element is very low because ...while phosphorus element is the main nutrient limiting the growth and development of Azolla ...
5
The nitrogen and phosphorus nutrition of Pinus radiata D.Don
... While these results cannot be extrapolated directly to the field, they show that any complete interpretation of differences between P .radiata stands in growth, taper, branch produc t i o n and foliage characteristics ...
218
Reviewing phosphorus and nitrogen targets for the SSSI meres
... reactive phosphorus ratios of <16:1 and P deficiency at ratios ...both nutrients are present in excess then the nutrient ratio is uncoupled from nutrient limitation (Reynolds, 1999) and concentrations ...
122
SEASONAL CHANGES OF NITROGEN AND PHOSPHORUS CONCENTRATION IN SUPRAŚL
... INTRODUCTION Chemical composition of surface waters is very diverse and depends on the type of surround- ing areas usage. In case of small agricultural catchment, main components that run across riv- ers are ...
6
Nitrogen and phosphorus losses from a feedlot for suckler cows
... of nutrients and faecal micro-or- ganisms from areas treated with slurry (Turtola and Kemppainen 1998, Heinonen-Tanski and Uusi-Kämppä ...on nitrogen and phosphorus loads from a feedlot with a soil ...
15
Processes Governing the Retention of Phosphorus and Nitrogen in Nyashishi Wetland
... high nutrients retention especially phosphorus nutrients of which up to 98% were ...for nitrogen nutrients, there was 0% retention especially during wet ...more nutrients were ...
11
Nitrogen, Phosphorus and Potassium Redistribution in High-Yielding cotton.
... Despite the six crops examined in this analysis being high-yielding and having several similarities of nutrient uptake and distribution, there was significant variation in the gross amount of N, P and K redistributed ...
322
Performance of Nitrogen Phosphorus compound fertilizer in Boro rice
... Fertilizer plays an important role in modern agriculture, especially for increased rice production by supplying single or multiple nutrients. Single chemical fertilizers such as N as urea, P as triple super ...
7
Cyanobacteria as biological drivers of Lake Nitrogen and Phosphorus Cycling
... ‘‘new’’ nutrients may alleviate some degree of nutrient limitation in the water column, thereby facilitat- ing the growth of other phytoplankton whose later decomposition may promote hypolimnetic ...
20
SOURCES OF NITROGEN AND PHOSPHORUS IN THE
... the effluent which passes through the soil, it is certain that the liquid from both treatment plants ultimately reaches Lake George, Inasmuch as the largest conc[r] ...
24
INTERACTION OF NITROGEN, PHOSPHORUS, AND
... There was no significant effect of phosphorus levels while the increased supply of nitrogen had a beneficial effect on root growth.. Again there was no significant[r] ...
12