in order to investigate the effect of organic and chemical fertilizers on growth characteristics of marjoram, a factorial experiment was conducted based on randomized complete block design with three replications at the agricultural research station, ferdowsi university of mashhad during 2012-2013 growing season. treatments were comprised of four urea levels (0, 21.7, 108.7 and 195.7 kg.ha-1) a...

in this paper, we propose a new approach for ranking all fuzzynumbers based on revising the ranking method proposed by ezzati et al. cite{ezzati}.to this end, we present and investigate some properties of the proposed approach indetails. finally, to illustrate the advantage of the proposed method, it is applied to several groups of fuzzy numbers and the results are compared with other related a...

in order to evaluate the tolerance of pistachio some cultivars to salinity a pot experiment was carried with 2 factors including cultivar and salinity in the year 2013. the cultivars were ghazvini, shah pasand, akbari, khanjari, jandaghi, italiyayi, fndoghi 48, sabz pesteh tohg, ahmad aghayi, rezaie zood res, mousa abadi, ebarahimi, kaleh ghochi and badami zarand. the salinity was applied in fi...

Background: Bio-stimulators as biological substances stimulate metabolism and metabolic processes, which can be increase plants yield and secondary metabolites content. Objective: The aim is to introduce bio-stimulators as bioactive amino acid compounds to increase yield and help to sustainable agriculture. Methods: This experiment was conducted at ACECR on the base of randomized complete bl...

almond spider mite was recently out broken in saman orchards, chaharmahal va bakhtiari province. applying of pesticides to control of the pest increase production cost, environmental pollution, frequency of pesticide resistance and kill natural enemies. the effectiveness of some acaricides on control of the mite was studied in the lab and field conditions. four acaricides including: bromopropyl...