نتایج جستجو برای: farmer experiment
تعداد نتایج: 458951 فیلتر نتایج به سال:
Improving soil health is critical to reversing trends of degradation and increasing interest a range stakeholders including policymakers, agricultural industry leaders, food companies, farmers. Crop management practices focused on ecological functions can be effective in restoring fundamental biological, chemical physical properties. The call for intensification systems has the potential improv...
Because the farmer is typically excluded from the experimental research setting, experimental research may face challenges in evaluating pest management tactics whose costs and benefits hinge on farmer decision-making. In these cases an ecoinformatics approach, in which observational data collected from the commercial farming setting are "mined" to quantify both biological variables and farmer ...
Arguments about the causes of Indian farmer suicides have been widely aired in recent years, both in the media and in academic papers. It is plausible to suppose, as Carleton (1) does, that climate change has an indirect causal effect on the farmer suicide rate via reduced crop yields and increasing debt. It is, however, much less plausible to suppose that there will be a causal link for nonfar...
The global agricultural economy is changing. Commodity prices are declining, and producers increasingly supply complex value chains. There is growing interest in how farmers can benefit from emerging market opportunities. Farmers are encouraged to produce high value crops and engage in value-adding activities such as agro-processing. Farmer organization and collective action are often seen as k...
This paper describes an implementation of a large heterogeneous distributed parallel computation that counts the distribution of twin primes and calculates Brun’s constant and maximal distances between pairs of twin primes. Two primes are twins if they differ by two. It is not known if there are infinitely many twin primes but it was proven that the sum of their inverses converges to the value ...
abstract previous researches have shown success of growth hormones usage on flower production increase, pod and prevention of abscission of them in some of the pulses. two tests were done, in order to find out the effects of growth hormones to on flower production increase, pod and chick pea yield composites in farmer conditions (2010-11) and green house conditions as factorial on the proje...
Figure 1: A universal VACB system layout in the Mekong Delta Figure 2a: Farmer X's egocentric knowledge flow network Figure 2b: Farmer Y's egocentric knowledge flow network Figure 2c: Farmer Z's egocentric knowledge flow network Figure 3: " Model " farmer‐based knowledge diffusion Figure 4: Brokering farmer‐based knowledge diffusion Figure 5: A constellation of networks/communities of practice ...
The flattening filter free (FFF) X-rays can provide much higher dose rate at the treatment target compared to the conventional flattened X-rays. However, the substantial increase of dose rate for FFF beams may affect the ion recombination correction factor, which is required for accurate measurements using ionization chambers in clinical dosimetry. The purpose of this work is to investigate the...
Using data from a randomised experiment in Kenya, we estimate the causal effect of social networks on technology adoption. In this experiment, farmers were invited to information sessions about use Tissue Culture Banana (TCB), an vitro banana cultivation technology. We find that additional connection with treated farmer causes untreated be 2.25 pp more likely adopt TCB 6-18 months post-interven...
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