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fertilizer use

Nitrogen fertilizer use in California: Assessing the data, trends and a way forward

Nitrogen fertilizer use in California: Assessing the data, trends and a way forward

... Nitrogen guidelines. We located pe- riodic ANR publications with nitrogen guidelines that have been published within the last 25 years for 28 of the 33 crops. Guidelines for 16, 18 and 24 of the 28 crops were published ...

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Effect of Transaction Costs on Inorganic Fertilizer Use Intensity in Rwanda

Effect of Transaction Costs on Inorganic Fertilizer Use Intensity in Rwanda

... increased use of fertilizer and other productivity enhancing inputs is a precondition for rural productivity growth and poverty reduction, for many agricultural scientists, economists and institutions too, ...

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IMPACT OF FERTILIZER USE ON WEED MANAGEMENT IN CONSERVATION AGRICULTURE - A REVIEW

IMPACT OF FERTILIZER USE ON WEED MANAGEMENT IN CONSERVATION AGRICULTURE - A REVIEW

... Increased use of fertilizers, pesticides, chemical growth regulators, machinery and poor management practices are accelerating environmental pollution, soil degradation, global warming, climatic change and food ...

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Historical nitrogen fertilizer use in agricultural ecosystems of the contiguous United States during 1850–2015: application rate, timing, and fertilizer types

Historical nitrogen fertilizer use in agricultural ecosystems of the contiguous United States during 1850–2015: application rate, timing, and fertilizer types

... Nitrogen fertilizer management (e.g., N fertilizer use rate, ap- plication timing, and the fraction of NH + 4 -N and NO − 3 -N) is a critical component of agricultural practices which signif- icantly ...

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Fertilizer use on individually and jointly managed crop plots in Mozambique

Fertilizer use on individually and jointly managed crop plots in Mozambique

... with fertilizer use (Table ...and fertilizer application rates may be due to the ease with which more educated farmers are able to acquire and use information on best agricultural practices ...

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Global nitrogen and phosphorus fertilizer use for agriculture production in the past half century: shifted hot spots and nutrient imbalance

Global nitrogen and phosphorus fertilizer use for agriculture production in the past half century: shifted hot spots and nutrient imbalance

... overlooks fertilizer use differences among ...national fertilizer input include the top fertilizer- consuming crops ...of fertilizer use in data ...land use data ...

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Impact of Soil Health Card on Determinants of Fertilizer Consumption and Fertilizer Use Efficiency in Gujarat, India

Impact of Soil Health Card on Determinants of Fertilizer Consumption and Fertilizer Use Efficiency in Gujarat, India

... on fertilizer consumption and fertilizer use efficiency in sugarcane and kharif paddy crops in South Gujarat region of Gujarat ...of fertilizer use indicated that annual total income of ...

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Nutrient Balance and Fertilizer Use Efficiency in Swedish Vineyards

<p>Nutrient Balance and Fertilizer Use Efficiency in Swedish Vineyards</p>

... Nutrient use ef fi ciency on the four vineyards, calculated as percentage outputs minus inputs, is presented and compared with national values in Table ...nutrient use ef fi ciency varied considerably between ...

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Essays on the Impact of Crop Insurance on Chemical and Fertilizer Use; the Impact of Crop Insurance on Land Use; and the Elasticity of U.S. Import Prices with Respect to Tariffs.

Essays on the Impact of Crop Insurance on Chemical and Fertilizer Use; the Impact of Crop Insurance on Land Use; and the Elasticity of U.S. Import Prices with Respect to Tariffs.

... shows fertilizer and chemical expenditures have an unexpected negative relationship with acres of soybeans ...Given fertilizer and chemical expenditures could not be separated by crop, the reduction in ...

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EVAPOTRANSPIRATION AS AFFECTED BY SOIL MOISTURE AND FERTILIZER USE

EVAPOTRANSPIRATION AS AFFECTED BY SOIL MOISTURE AND FERTILIZER USE

... Effect of soil moisture on ET.-An increase in soil water supply increased ET of spring wheat (Table I), winter wheat, oats and barley significantly (Fig.. Increase of soil.[r] ...

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Farmer’s Perception on the Use of Inorganic Fertilizer in Yam Production on Eroded Soils of South Eastern Nigeria

Farmer’s Perception on the Use of Inorganic Fertilizer in Yam Production on Eroded Soils of South Eastern Nigeria

... the use of inorganic fertilizer in Yam production on eroded soils of Southeastern ...inorganic fertilizer use, determined factors affecting farmers’ use of inorganic fertilizer, ...

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Impact of Different Fertilization Methods on the Soil, Yield and Growth Performance of Black Pepper (Piper Nigrum L.)

Impact of Different Fertilization Methods on the Soil, Yield and Growth Performance of Black Pepper (Piper Nigrum L.)

... crop. Fertilizer use and management is WKHUHIRUHRIFUXFLDOLPSRUWDQFHWRVXVWDLQJURZWKDQGKLJK\LHOG7KLVH[SHULPHQW was carried out to study the effect of chemical and organic fertilizers on some ...integrated ...

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PRODUCTIVITY ANALYSIS OF EXTERNAL INPUT USE IN RICE PRODUCTION: A CASE STUDY OF SAMSUN PROVINCE, TURKEY

PRODUCTIVITY ANALYSIS OF EXTERNAL INPUT USE IN RICE PRODUCTION: A CASE STUDY OF SAMSUN PROVINCE, TURKEY

... pesticide use, chemical fertilizer use, crop rotation and rice ...seed use, labor use and Diesel oil ...pesticide use, chemical fertilizer use, seed use, ...

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The use of economic instruments in environmental policies to mitigate diffuse pollution from agriculture        

The use of economic instruments in environmental policies to mitigate diffuse pollution from agriculture        

... According to Weersink et al. (1998), no single EI emerges as the ideal choice for reducing the DPA. EIs cannot be the panacea to the DPA (due to the dif- fuse nature of the pollution). Aftab et al. (2010) also suggested ...

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Research and produce fertilizer from NPK 
		fertilizer and biochar for agricultural production

Research and produce fertilizer from NPK fertilizer and biochar for agricultural production

... of fertilizer use is very low, on average, the recovery rate for applied N is only 40-45%; for P is about 25-30 % (including the residual effect) and for K it is 55- ...Inefficient fertilizer ...

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Factors Affecting the Adoption and use of NERICA Varieties among Rice Producing Households in Ghana

Factors Affecting the Adoption and use of NERICA Varieties among Rice Producing Households in Ghana

... by fertilizer use, existence of projects in the area, existence of FBOs, proportion of active persons in household, access to alternative income sources, education, existence of markets, extension and ...

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Analysis of growth And Plantbaby Kai-Lan(Brassicaalboglabra L.)The Use of Various Doses of Fertilizer Urea

Analysis of growth And Plantbaby Kai-Lan(Brassicaalboglabra L.)The Use of Various Doses of Fertilizer Urea

... urea fertilizer application with a dose of 200 kg / ha had a very significant effect on plant height growth, number of leaves and yield of mustard plants fresh weight and dry weight and the best dose of urea ...

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Phosphorus Fertigation and Preplant Conventional Soil Application of Drip Irrigated Grapevines

Phosphorus Fertigation and Preplant Conventional Soil Application of Drip Irrigated Grapevines

... P fertilizer use efficiency by ...of fertilizer application, also fertigation treatments gave higher yield of grape and the greatest nutrient use ...

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The Position of Mineral Nitrogen Fertilizer in Efficient Use of Nitrogen and Land: A Review

The Position of Mineral Nitrogen Fertilizer in Efficient Use of Nitrogen and Land: A Review

... mineral fertilizer N is and has not been uniquely applied to ...mineral fertilizer N is applied to cereal land (what is not very likely), the N recovery in the 60s and early 70s of the former century was ...

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Feasibility Decrease use of Fertilizer on Greenhouse Cucumber Production in Soilless Culture

Feasibility Decrease use of Fertilizer on Greenhouse Cucumber Production in Soilless Culture

... not possible, to improve control over the growing environment and to avoid uncertainties in the water and nutrient status of the soil. It also overcomes the problem of salinity and has provided a solution for decreasing ...

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