搜索结果: 1-15 共查到“Fertilizer”相关记录181条 . 查询时间(0.101 秒)
Plant gene discovery could help reduce fertilizer pollution in waterways（图）
Plant gene reduce fertilizer pollution waterways
2019/10/18
Over-fertilization of agricultural fields is a growing environmental problem. Excess phosphorus from fertilized cropland frequently finds its way into nearby rivers and lakes. The resulting boom of aq...
Research helps farmers pinpoint high-and low-yield fields,leads to better use of fertilizer（图）
fertilizer farmers
2019/11/22
Find related stories on NSF's Long-Term Ecological Research Program at this link; find related stories on NSF's Environmental Research and Education (ERE) programs at this link.Farmers can't predict t...
A Fertilizer Dearth Foiled Animal Evolution for Eons?
Fertilizer Dearth Foiled Animal Evolution Eons
2017/1/9
For three billion years or more, the evolution of the first animal life on Earth was ready to happen, practically waiting in the wings. But the breathable oxygen it likely required wasn’t there, and a...
Mid-rotation response to fertilizer by Pinus radiata D. Don at three contrasting sites
forest fertilization sustained response volume increment stand growth foliar nitrogen
2016/5/11
Mid-rotation responses to fertilization of Pinus radiata D. Don plantations after the first or second thinning have been observed in research experiments in many regions where the species is grown. Th...
Revealing the Ocean's Hidden Fertilizer Marine Plants Play Major Role in Phosphorus Cycling
Ocean's Hidden Fertilizer Marine Plants Phosphorus Cycling
2015/5/25
Phosphorus is one of the most common substances on Earth. An essential nutrient for every living organism—humans require approximately 700 milligrams per day—we are rarely concerned about consuming en...
Phosphorus is one of the most common substances on Earth.An essential nutrient for every living organism--humans require approximately 700 milligrams per day--we're rarely concerned about consuming en...
Analysis of the aerial application of fertilizer and dolomitic limestone
fertilization liming revitalization variability
2015/3/20
The paper evaluates the quality of revitalization treatments (fertilization and liming) carried out in selected areas within Forests of the Slovakia (state enterprise) during the year 2008. Revitaliza...
The effect of Lignofert organic fertilizer on formation and quality of head lettuce yield
Lignofert–organic carbonaceous fertilizer head lettuce quality yield
2015/1/22
Nowadays soils for vegetable growing are poor in humus because the possibility of using stable dung is limited. The application of Lignofert organic carbonaceous fertilizer made of ground lignite seem...
Effects of applications of a complex and N-Ca fertilizer on leaf and fruit nutrient concentrations and some fruit quality parameters in two apple cultivars
calcium fruit firmness Malus domestica nutrient balance soluble solids storage quality
2015/1/21
The aim of this research was to study the effects of application of ‘hydrocomplex’ (H) and ‘Norway nitrate’ (NN) fertilizers on leaf and fruit nutrient concentrations and some fruit quality parameters...
Using the DNDC model to compare soil organic carbon dynamics under different crop rotation and fertilizer strategies
crop yield fertilization croplands
2014/10/23
Soil organic carbon (SOC) plays a vital role in determining soil fertility, water holding capacity and susceptibility to land degradation. On the Chinese Loess Plateau, a large amount of crop residues...
Impacts of Pig Manure-Based Liquid Fertilizer Agricultural Application on the Water Quality of Agricultural Catchment
Liquid Fertilizer Livestock Manure Paddy Field Upland Water Quality
2013/3/9
This study was conducted to understand the effect of the livestock liquid fertilizer treatment at field-scale up to catchment-scale on the water quality properties. Cultivated paddy rice and upland pl...
Effect of Different Nitrogen Fertilizer Types and Application Measures on Temporal and Spatial Variation of Soil Nitrate-Nitrogen at Cucumber Field
Solar Greenhouse Cucumber Nitrate-Nitrogen Nitrogen Retention
2013/3/8
Nitrate-nitrogen content of groundwater are ever-increasing in underneath vegetable growing areas, in this paper, based on field test of cucumber cultivated in Solar Greenhouse in North China, we stud...
Required amounts of medium and fertilizer for potted culture of zucchini
Zucchini Rice Husk Charcoal Peat Potted Culture Fertilizer
2013/3/4
In Japan, zucchini culture has yet to get underway, and the current costs of zucchini can be attributed to damage from soil-borne disease and the unstable yields due to seasonal change of female flowe...
Relative effects of anaerobically-digested and conventional liquid swine manure, and N fertilizer on crop yield and greenhouse gas emissions
Ammonia Volatilization Anaerobic Digestion
2013/3/4
Anaerobic digestion is a promising technology that could provide an option for managing animal waste with reduced greenhouse gas emissions. A three-year (2006-2008) field experiment was conducted at S...
A Study on the Radioactivity Level in Raw Materials, Final Products and Wastes of the Phosphate Fertilizer Industries in Bangladesh
Raw Materials Radioactivity Phosphate Fertilizers and HPGe Detector
2013/3/12
A study on the detection of probable radionuclides and their activity concentrations in the raw material (phosphate rock), final product (fertilizer) and waste samples collected from all the phosphate...