نتایج جستجو برای: np fertilizers
تعداد نتایج: 54186 فیلتر نتایج به سال:
The availability of orthophosphate (Pi) is a key determinant of crop productivity because its accessibility to plants is poor due to its conversion to unavailable forms. Weed's competition for this essential macronutrient further reduces its bio-availability. To compensate for the low Pi use efficiency and address the weed hazard, excess Pi fertilizers and herbicides are routinely applied, resu...
Despite extensive literature both supporting and critiquing the Green Revolution, surprisingly little attention has been paid to synthetic fertilizers' health and environmental effects or indigenous farmers' perspectives. The introduction of agrochemicals in the mid-twentieth century was a watershed event for many Mayan farmers in Guatemala. While some Maya hailed synthetic fertilizers' immedia...
A greenhouse pot experiment was conducted to evaluate the effect of phosphorous (P) fertilizers application to an alkaline calcareous soil on the water use efficiency (WUE) of lettuce cultivar "robinson" of iceberg type. Head fresh and dry weights, total water applied and WUE were affected significantly by the P fertilizer type and rate. P fertilizers addition induced a significant enhancement ...
The following literature review explores the links between the use of macroand micronutrient fertilizers and human nutrition. The review focuses on the academic literature covering the effects of fertilizers on plant and human nutrition in areas with nutrient deficient soils, with a particular emphasis on South Asia and Sub-Saharan Africa. Additionally, the review identifies a few of the primar...
The main objective of this study was to compare the performance of two liquid organic fertilizers, an animal and a plant-based fertilizer, with mineral fertilization on citrus trees. The source of the fertilizer (mineral or organic) had significant effect in the nutritional status of the organic and conventionally managed mandarins. Nutrient uptake, vegetative growth, carbohydrate synthesis and...
Aims: Aims of this study was to improve the growth Maize (Zea mays) in Adamawa region specially characterized by Sudano-Guinean and Sudano-Sahelean Savannah area.
 Localization Site Study: Study conducted out on Jun 2021 Bini-Dang, order identify suitable strains Microorganisms Solubilizing Phosphorus (MSP) roots rhizosphere Zea mays. Ten mays were sampled.
 Methodology: The experimen...
Perchlorate consumption can cause mental retardation and tumour formation in humans. Recent suggestions that perchlorate may be present as a contaminant in fertilizers and fertilizer components have caused concern in the fertilizer industry. The present study developed methods for improving the HPLC analysis of perchlorate and used these methods to survey 15 US fertilizers for perchlorate. Extr...
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