associated natural enemies in the aftermath of invasion: implications for biological control Jian J. Duan*, Leah S. Bauer, Kristopher J. Abell, Michael D. Ulyshen and Roy G. Van Driesche United States Department of Agriculture, Agricultural Research Service, Beneficial Insects Introduction Research Unit, Newark, DE 19713, USA; USDA Forest Service, Northern Research Station, Lansing, MI 48910, U...

the investigation was conducted on wet and dry seasons of ethiopia during the year 2012/2013 at wondo genet agricultural research center nursery site. four levels of cutting size and three levels of cutting positions were arranged in randomized complete block design with three replications. data on seedling height, branch number/seedling, root number/seedling, root weigh/seedling, root length/s...

Septoria leaf blotch (SLB), caused by Zymoseptoria tritici (Desm.) Quaedvlieg & Crous, 2011 (teleomorph: Mycosphaerella graminicola (Fuckel) J. Schröt.), is an important wheat disease in the Mediterranean region. In Tunisia, SLB has become a major disease of durum wheat (Triticum turgidum L. subsp. durum [Desf.] Husn.) particularly during favorable growing seasons where significant yield losses...

The aim of the study was to compare production and economic effects different winter rye depending on their technologies. carried out based results obtained from a field experiment conducted in two growing seasons (2018/2019 2019/2020). These experiments were Wielichowo Agricultural Experimental Station, belonging Institute Soil Science Plant Cultivation – State Research Puławy (Poland). result...

Two field experiments were conducted at Sakha Research Station, Kafr El-Sheikh Governorate, Egypt during 2012/2013 and 2013/2014 seasons, to study the effect of mineral and bio-fertilizers as well as their combinations on morphology, anatomy, yield and quality of sugar beet. Bio-fertilizers were phosphorine, cerealine and yeast; however, mineral fertilizers were 50, 75 and 100% from recommended...

Wine and Juice Production in Arkansas AAESBul942 1994 Carl R Dillon, Assistant Professor, Dept. of Agricultural Economics and Rural Sociology, University of Arkansas Justin Morris, University Professor, Department of Food Science University of Arkansas Carter Price, Professor Dept. of Agricultural Economics and Rural Sociology University of Arkansas David Ward Former Research Assistant Dept. of...

due to the location of a domestic, industrial and agricultural zone near the caspian sea, this water body has long been under pressure and environmental threat. as a result of development of oil production activities in caspian region, such as oil exploration and extraction, a large volume of oil related pollutants is released annually into this important water body. considering the fact that h...

Our sowing date experiment took place in the Demonstration Garden of Institution of Plant Sciences, Centre for Agricultural Sciences of University of Debrecen, in 2012-2014. The paper contains data of test year 2014. Our purpose, besides several other examinations, was to observe how sowing date influences the leaf area index and the activity of photosynthesis of maize hybrids, and how those fa...

tomato is the most important agricultural crops in bushehr province. this experiment was conducted on a randomized complete block design (r.c.b.d.) with 15 treatments cultivars and 4 replications in the borazjan research station during two consecutive cropping seasons (1995-97) to find tomato cultivars with high yield and quality and suitable for the region. cultivars had been selected among 60...