תוצאות חיפוש: מאמר

Journal of apicultural research

2007

An evaluation of mini-nucleus honey bee hives for the pollination of honeydew melons in enclosures.

Nadal Majali, דן וייל, נגה ראובן, תמר קיסר, אבי שמידע, Sayfuddin Shihadeh

Recent declines in honey bee populations have created deficiencies in agricultural pollination, and motivated the search for alternatives to traditional honey bee colonies. Mini-nucleus colonies (mininucs), small honey bee hives containing a few hundred workers, are easier and cheaper to set up, maintain and transport than regular sized colonies.it was tested whether mininucs can provide effective agricultural pollination in enclosures.

האוניברסיטה העברית

2008

Economic Efficiency of Compost Production: The Case of Israel

עדו קן, אופירה איילון, רועי פדרמן

This paper presents a comprehensive economic analysis of recycling organic wastes through composting.

Agriculture, ecosystems & environment 

2010

Are spider assemblages in fragmented, semi-desert habitat affected by increasing cover of agricultural crops?

אפרת גביש-רגב, יעל לובין, Therese Pluess, Martin Schmidt-Entling, איתי אופטובסקי

Crop fields can harbor large populations of agrobionts, which may spill over into nearby semi-desert. they tested the influence of percentage area of agricultural fields on spider assemblages in semi-desert habitat of agroecosystems in the northwestern Negev desert, Israel.

Landscape Ecology

2007

Effects of interactive scale-dependent variables on beetle diversity patterns in a semi-arid agricultural landscape

ירון זיו, מיכאל רוזנצווייג, גל יעקבי

Understanding species-diversity patterns in heterogeneous landscapes invites comprehensive research on how scale-dependent processes interact across scales. They used two common beetle families to conduct such a study in the heterogeneous semi-arid landscape of the Southern Judean Lowland of Israel, currently undergoing intensive fragmentation.

Agriculture, Ecosystems & Environment

2017

A comparison of naturally growing vegetation vs. border-planted companion plants for sustaining parasitoids in pomegranate orchards

מרים קישינבסקי, אלעד חיל, אלי הררי, תמר קיסר

Diversification of vegetation within and around agricultural habitats is an effective strategy to support populations of natural enemies of crops’ pests. Such diversification can be achieved by conservation of natural vegetation that develops spontaneously around the plots, as well as by active introduction of companion plants to the crop. In this study we compared these two approaches in pomegranate orchards in Mediterranean climate.

Ecology letters

2013

A global quantitative synthesis of local and landscape effects on wild bee pollinators in agroecosystems

Juan Morales, Blandina Viana, Riccardo Bommarco, Catrin Westphal, Saul Cunningham, Rachael Winfree, Luísa Carvalheiro, Alexandra‐Maria Klein, Natacha Chacoff, Jan Dudenhöffer, Sarah Greenleaf, Andrea Holzschuh, Rufus Isaacs, Kristin Krewenka, Margaret M. Mayfield, יעל מנדליק, Lora Morandin, Lucas Garibaldi, Simon Potts, Ingolf Steffan‐Dewenter, Taylor Ricketts, Claire Kremen, Hajnalka Szentgyörgyi

Bees provide essential pollination services that are potentially affected both by local farm management and the surrounding landscape. To better understand these different factors, they modelled the relative effects of landscape composition , landscape configuration and farm management, and their interactions, on wild bee abundance and richness for 39 crop systems globally.

American Journal of Agricultural Economics

2013

Agricultural Rodent Control Using Barn Owls: Is It Profitable?

ניר הורביץ, אייל קמחי, יורם יום-טוב, רן נתן, יוסי לשם, יואב מוטרו, עידו קן

We develop a model to evaluate the profitability of controlling rodent damage by placing barn owl nesting boxes in agricultural areas.

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