نتایج جستجو برای: 100 and 150 kg ha
تعداد نتایج: 16912416 فیلتر نتایج به سال:
Management options were explored using DairyNZ’s Whole Farm Model (WFM) to predict farmscale milksolids (MS = fat + protein) production and operating profit. Predictions of urinary-N excretions from individual cows were linked to the Agricultural Production System Simulator (APSIM) suite via a Urine Patch Framework (UPF) to estimate N leaching on a farm scale while accounting for urine patches ...
Weeds are a major constraint to the success of dry-seeded rice (DSR). The main means of managing these in a DSR system is through chemical weed control using herbicides. However, the use of herbicides alone may not be sustainable in the long term. Approaches that aim for high crop competitiveness therefore need to be exploited. One such approach is the use of high rice seeding rates. Experiment...
In order to evaluate the interaction effects of nitrogen and organic matter on growth and yield of dryland wheat, an experiment was conducted at the research station of the College of Agriculture, Shiraz University at Bajgah in 2005 and 2006. The experimental design was split plot in which three levels of nitrogen (0, 40, and 80 kg N ha -1) were main factors and additive organic matters includi...
An experiment on Gladiolus was conducted during November 2021 to March 2022, in Horticulture Research Field, Department of Horticulture, Naini Agricultural Institute, Sam Higginbottom University Agriculture, and Technology & Sciences, Prayagraj (U.P) India. The results the investigation, regarding performance 10 Treatments i.e. T0 Control NPK (RDF)-120:150:150 Kg/ha, T1 Biocapsule 200 ppm, ...
To quantify the effect of a reduction in nitrogen fertilizer on grass intake and animal performance, four zero-grazing experiments were carried out, two in spring /early summer and two in late summer. Grass was fertilized at three levels of N fertilizer, 450, 300 and 150 kg/ha per year and harvested daily at dry matter yields between 1500 and 2000 kg/ha. Grass was fed ad libitum to three groups...
Research focusing on the nitrogen (N) application and N use of forage maize (Zea mays L.) in boreal region is either limited or non-existent. The aim this study was to investigate response yield, quality recovery efficiency (NRE) an increase rate different climatic conditions two locations Finland. field experiment conducted southern (Helsinki; 60° N) central (Maaninka; 63° Finland 2019 2020. D...
in order to study the effects of manganese sulfate in increasing seed yield of four safflower genotypes (carthamus tinctorius) under rainfed conditions, this experiment carried out in maragheh agricultural research station. the experiment was arranged with four mn fertilizer levels (0,10,20,30 kg ha-1) as soil application together with two foliar spray levels (1% and 2%) of 1.5 kg ha-1 manganes...
In order to study the effects of different levels of nitrogen fertilizer and plant density on grain yield and its components in sunflower, an experiment was conducted using 'Record' cultivar at the Research Farm of College of Agriculture, Isfahan University of Technology in 1996. Four levels of nitrogen (0, 75, 150 and 225 kg/ha) and four plant densities (65000, 75000, 85000 and 95000 plants/ha...
In order to determine the effect of weeds interference and nitrogen on the sugar beet growth and yield, a field study was performed in the 2010 growing season as a split plot design based on RCBD with three replications in Hana region (Semirom, Esfahan). Treatments were four levels of nitrogen from urea source as the main factor (0, 70, 150 and 210 kg ha-1) and weed interference at five levels ...
Regaining the agricultural potential of sodic soils in the Indo-Gangetic plains necessitates the development of suitable salt tolerant rice varieties to provide an entry for other affordable agronomic and soil manipulation measures. Thus selection of high yielding rice varieties across a range of sodic soils is central. Evaluation of breeding lines through on-station and on-farm farmers' partic...
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