Results 91 to 100 of about 3,190,542 (336)

Resource Productivity under Yam Based Crop Mixture in Crude and Non-Crude Oil Producing Communities of Imo State, Nigeria

open access: yesAgricultura Tropica et Subtropica, 2014
A study on resource productivity under yam based crop mixture (YBCM) in crude and non-crude oil communities was conducted in Imo State, Nigeria. The study assessed food crops’ outputs, evaluated costs and returns, and determined the allocative efficiency
Nwosu Canice Sonny   +1 more
doaj   +1 more source

Prediction of vine vigor and precocity using data and knowledge-based fuzzy inference systems

open access: yesOENO One, 2012
Aims: The evolution of the economic and environmental context (low-input management practices, increase of energy cost and climate change) requires adaptation and/or optimization of winegrower’s practices in order to elaborate competitive and yet still ...
Cécile Coulon-Leroy   +4 more
doaj   +1 more source

Applications of Nanotechnology in Plant Growth and Crop Protection: A Review

open access: yesMolecules, 2019
In the era of climate change, global agricultural systems are facing numerous, unprecedented challenges. In order to achieve food security, advanced nano-engineering is a handy tool for boosting crop production and assuring sustainability. Nanotechnology
Yifen Shang   +5 more
semanticscholar   +1 more source

THE INVESTIGATION OF CROP WEEDINESS IN THE CROP ROTATION OF ORGANIC FARMING SYSTEM [PDF]

open access: yes, 2008
Field experiments were conducted during the period of 2004 – 2006 at the Research and Study Farm „Vecauce”. The aim of the investigation was to establish the weediness’ dynamics of crops in a six-field crop rotation of an organic farming system.
Ausmane , M., Gaile, Z., Melngalvis, I.
core  

In vitro models of cancer‐associated fibroblast heterogeneity uncover subtype‐specific effects of CRISPR perturbations

open access: yesMolecular Oncology, EarlyView.
Development of therapies targeting cancer‐associated fibroblasts (CAFs) necessitates preclinical model systems that faithfully represent CAF–tumor biology. We established an in vitro coculture system of patient‐derived pancreatic CAFs and tumor cell lines and demonstrated its recapitulation of primary CAF–tumor biology with single‐cell transcriptomics ...
Elysia Saputra   +10 more
wiley   +1 more source

A global synthesis reveals biodiversity-mediated benefits for crop production

open access: yesScience Advances, 2019
Biodiversity benefits pollination, pest control, and crop productivity but suffers from land-use intensification. Human land use threatens global biodiversity and compromises multiple ecosystem functions critical to food production.
M. Dainese   +100 more
semanticscholar   +1 more source

Collaborative Crop Research Program [PDF]

open access: yes, 2015
For over 30 years, The McKnight Foundation's Collaborative Crop Research Program (CCRP) has explored solutions for sustainable local food systems through agricultural research.

core  

Dual targeting of RET and SRC synergizes in RET fusion‐positive cancer cells

open access: yesMolecular Oncology, EarlyView.
Despite the strong activity of selective RET tyrosine kinase inhibitors (TKIs), resistance of RET fusion‐positive (RET+) lung cancer and thyroid cancer frequently occurs and is mainly driven by RET‐independent bypass mechanisms. Son et al. show that SRC TKIs significantly inhibit PAK and AKT survival signaling and enhance the efficacy of RET TKIs in ...
Juhyeon Son   +13 more
wiley   +1 more source

Feeding preferences of Phyllotreta herbivores to winter rape and chosen weeds

open access: yesPlant Protection Science, 2009
In model experiments with leaf disks from Brassica napus L. subsp. napus and Thlaspi arvense L. and Sinapis arvensis L. in spring periods (May-June) of 2006-2007 feeding preferences of Phyllotreta herbivores to the above-mentioned crop and two common ...
Jindra Štolcová
doaj   +1 more source

Effect of tillage and residue retention on maize productivity [PDF]

open access: yes, 2011
In Bangladesh, maize is generally sown after extensive tilth and minimum residue retention. Conservation agriculture (CA) systems reduce the input costs, machinery use, CO2 emissions; and improve soil health (Raper et al., 1994).
Bell, R.W.   +6 more
core   +1 more source

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