نتایج جستجو برای: seed cost
تعداد نتایج: 462061 فیلتر نتایج به سال:
Self-Training for Enhancement and Domain Adaptation of Statistical Parsers Trained on Small Datasets
Creating large amounts of annotated data to train statistical PCFG parsers is expensive, and the performance of such parsers declines when training and test data are taken from different domains. In this paper we use selftraining in order to improve the quality of a parser and to adapt it to a different domain, using only small amounts of manually annotated seed data. We report significant impr...
We present two minimum residual methods for solving sequences of shifted linear systems, the right-preconditioned shifted GMRES and shifted Recycled GMRES algorithms which use a seed projection strategy often employed to solve multiple related problems. These methods are compatible with general preconditioning of all systems, and when restricted to right preconditioning, require no extra applic...
The effectiveness of a frugivore as a disperser of a plant is greatly determined by how fruits and seeds are handled in its mouth and its digestive tract. Although a number of studies have investigated the effect of avian ingestion on germination, we still know very little about the modifications to seeds during ingestion and the specific consequences on plant fitness. Here we investigate for t...
To inform future R&D strategies for sustainable development pathways for the SAT Introduction Groundnuts are a major source of edible oils in India. One of the central problems of groundnut production and processing sectors are huge inefficiencies due to uncertain production environment owing to rainfed cultivation, less resource base of smallholder farmers and processors, and low adoption rate...
In order to investigate the effect of priming techniques on germination parameters of ajowan (Carum copticum L.) seed, an experiment was conducted in completely randomized design with four replications. The experiment treatments included a control (no priming), three hydropriming levels with distilled water (24, 36, and 48 h), three osmopriming levels with PEG (solutions with osmotic potential ...
با گسترش مفهوم مدیریت بار، نگرش یک سویه در طراحی و بهره برداری از سیستمهای قدرت جای خود را به بررسی همه جانبه آن می سپارد. این بررسی در برگیرنده نیازها و بهبود عملکرد تولیدکننده و مصرف کننده است . در این پایان نامه سعی شده است تا مفهوم مدیریت بار در ارزیابی قابلیت اعتماد سیستمهای قدرت به کار رود. بدین منظور ارزیابی reliability cost/worth براساس مفهوم day type انتخاب شده است . این انتخاب برای نم...
This paper aimed to assess the technical efficiency of maize seed production and the major factors contributing on technical efficiency. Maize is the second most important staple crop in Nepal, but the average yield of maize is very low as compared to other countries having similar agro-climatic requirements. Inefficient use of resources had led to low yield in maize crop. The software Raosoft ...
Humic acid (HA) can supplement the chemical fertilizers to reduce the input cost of agricultural production. Field experiments on increasing cotton [Gossipium hirsutum L, cv. CIM-473] crop yield through HA were conducted in salt-affected soil of Kohat division, NWFP, Pakistan, during Kharif 2005 at two sites being irrigated with tube-well saline waters. Four levels of humic acid (0, 0.5, 1.0 an...
The groundnut breeding program at International Crops Research Institute for the Semi-Arid Tropics routinely performs marker-based early generation selection (MEGS) in thousands of segregating populations. existing MEGS includes planting populations fields or glasshouses, label tagging, and sample collection using leaf-punch from 20–25 day old plants followed by genotyping with 10 single nucleo...
BACKGROUND Ever increasing demand for fossil fuels is a major factor for rapid depletion of these non-renewable energy resources, which has enhanced the interest of finding out alternative sources of energy. In recent years jatropha seed oil has been used extensively for production of bio-diesel and has shown significant potential to replace petroleum fuels at least partially. De-oiled jatropha...
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