نتایج جستجو برای: organic low input production

تعداد نتایج: 2080527  

2015
Huyen Thanh Pham Thang Vu Nguyen L. Pham-Nguyen Toan Thanh Dao

In this work, we present a novel organic complementary comparator constructed of Pentacene P-channel and Fullerene N-channel thin-film transistors. These organic semiconductor materials are chosen due to their popularity and high effect-field mobility. We fabricated two new organic fieldeffect transistor types, then we measured key parameters in order to create models being used in integrated c...

2006
Rahel Christine BRÄNDLI

Composting (aerobic treatment of organic wastes) and digestion (anaerobic treatment of organicwastes combined with biogas production) are important waste management strategies with increasingsignificance in the European Union and Switzerland. Most of the compost produced is applied toagricultural soils, which hereby recycles nutrients and influences soil properties beneficially. How...

Journal: :Ecology 2010
Marife D Corre Edzo Veldkamp Julia Arnold S Joseph Wright

Nitrogen deposition is projected to increase rapidly in tropical ecosystems, but changes in soil-N-cycling processes in tropical ecosystems under elevated N input are less well understood. We used N-addition experiments to achieve N-enriched conditions in mixed-species, lowland and montane forests in Panama. Our objectives were to (1) assess changes in soil mineral N production (gross rates of ...

2011
Anita Šalić Bruno Zelić

Nowadays, when fossil fuel recourses are decreasing rapidly, biodiesel fuels are becoming more and more interesting. Being environmentally beneficial, biodegradable, non-toxic and with low pollution emission makes biodiesel interesting for consumption. Various methods have been reported for biodiesel production such as microemulsification, pyrolysis and transesterification. Main problems of thi...

In an attempt to reconstruct the paleoenvironments of deposition for the Middle Jurassic Baghamshah formation, samples collected from six outcrop sections along the Shotori swell were subjected to detailed geochemical analyses. Bulk geochemical and biological marker data indicate a logical trend of the variation of organic input, salinity, and oxicity within Baghamshah paleoenvironments across ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Alexandra N Kravchenko Sieglinde S Snapp G Philip Robertson

Knowledge of production-system performance is largely based on observations at the experimental plot scale. Although yield gaps between plot-scale and field-scale research are widely acknowledged, their extent and persistence have not been experimentally examined in a systematic manner. At a site in southwest Michigan, we conducted a 6-y experiment to test the accuracy with which plot-scale cro...

ژورنال: علوم آب و خاک 2019

In the face of rapid growth of the population and the need for food production sectors, one of the ways to achieve this is to increase the production per unit area. In modern agriculture, the preparation of soil fertility map seems to be necessary to plan for appropriate use of fertilizers for crops. This study was conducted to prepare a distinct map for evaluating the soil fertility according ...

Journal: :Lecture Notes in Computer Science 2021

Deep neural networks are an attractive tool for compressing the control policy lookup tables in systems such as Airborne Collision Avoidance System (ACAS). It is vital to ensure safety of controllers via verification techniques. The problem analyzing ACAS Xu has motivated many successful network verifiers. These verifiers typically analyze internal computation decide whether a property regardin...

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