نتایج جستجو برای: particularly in agriculture

تعداد نتایج: 16989080  

2011
L. O. Ekebafe D. E. Ogbeifun F. E. Okieimen

The use of polymer in agriculture is gaining popularity in science, particularly in the field of polymer chemistry. This has provided solutions to the problems of the present day agriculture which is to maximize land and water productivity without threatening the environment and the natural resources. Superabsorbent polymer hydrogels potentially influence soil permeability, density, structure, ...

2014

Decades of low agricultural sector performance, particularly in land and labour productivity, is recognised as the main reason for the current food and nutrition challenges the continent faces. And yet, the continent’s prospects of addressing these challenges are inextricably linked to whether Africa reverses the negative trend in smallholder agriculture. So, what are the major challenges facin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده کشاورزی 1393

چکیده کنه تارتن دو لکه ای tetranychus urticae koch یکی از چندخوارترین آفات شناخته شده محصولات کشاورزی دنیا به حساب می آید. در این بررسی جمعیت تخم و مراحل فعال این کنه در شرایط آلودگی طبیعی و مصنوعی در برگ های 8 رقم لوبیا در سال 1392 در گلخانه و مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه ارومیه موردمطالعه قرار گرفت. آزمایش به صورت طرح کاملاً تصادفی برای شرایط مزرعه در10 تکرار و برای شرایط گلخانه ای...

2010
Kevin Harris

Over the last few years, particularly during this global recession, there have been cries for greater self-reliance from various interest groups and government. Food security has become a focal point for a number of small Caribbean states including Jamaica. The Ministry of Agriculture and Fisheries has been actively promoting a return to Agriculture with the inclusion of technological aids to i...

Ahmed M. Abdel Rahman Isam O. Fadol

The objective of this study was to assess the influence of some socioeconomic characteristics on purposes for which mobile phone was used by small scale farmers in the Gezira State, Sudan. The total number of small- scale farmers in the State for 2013-2014 growing season was estimated to be 5000. Ten percent of the population was used using the simple random sampling technique. The collected da...

 Ecosystem services are fundamental for human well-being and are the basis of rural livelihoods, particularly for poor people. Rainwater harvesting can serve as an opportunity to enhance ecosystem productivity, thereby improving livelihoods, human well-being, and economies. Rainwater harvesting has been shown to create synergies between landscape management and human well-being. These synergi...

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