نتایج جستجو برای: yield 53
تعداد نتایج: 265320 فیلتر نتایج به سال:
Although herbs have been important and attractive since long time ago, they have gained such popularity due to the adverse side effects of chemical medicines that nowadays their cultivation has become among significant agricultural programs of most developed countries. In order to study the effects of chemical, organic, and biological fertilizers on Medicinal Chamomile yield and its components,...
The aim of this study was to evaluate the response corn (Zea mays L.) grain yield nitrogen (N) fertilizer application and its residual effect on soybean [Glycine max (L.) Merr.] seed yield. During 2021 growing season, a corn-soybean rotation continued at Scandia, KS (USA), evaluating five N rates (0, 53, 107, 161, 214 lb N/a) applied in under both dryland irrigated conditions. Average yields ra...
wilson’s disease (wd) or hepato-lenticular degeneration is a rare autosomal-recessive disorder. a prevalence rate of 30 cases per million and a birth incidence rate of one per 30,000 to 40,000 are often quoted. in 40 to 50% of individuals with wd, hepatic dysfunction is the initial clinical manifestation. with the exception of liver transplantation, treatment of wd is only palliative and intend...
Brain biopsies have an uncertain role in the diagnosis of patients with dementia or neurologic decline of unknown etiology. They are often performed only after an exhaustive panel of less invasive tests and procedures have failed to provide a definitive diagnosis. The objective of this study was to evaluate the sensitivity of brain biopsies in this patient group through the retrospective analys...
Addition of anions derived from dialkyl methylphosphonates to (Ss)-N-tert-butanesulfinyl (3,3,3)-trifluoroacetaldimine afforded (Ss,R) addition adducts in moderate to good yield (53-75%) with excellent diastereoselectivity (94-95% de). After selective removal of the N-sulfinyl group, dipeptides containing enantiomerically pure diethyl 2-amino-3,3,3-trifluoropropylphosphonate were synthesized to...
The present study was conducted to evaluate the genetic architecture of five diverse maize genotypes using combining ability analyses. General (GCA) mean squares were non-significant for grain yield and its related components. Specific (SCA) highly significant yield, number grains per row cob girth while days tasseling, silking, plant height, height length. These studies suggested preponderance...
Limited information is available on the effect of residues rates and slope direction on dryland wheat (Triticum aestivum L.) yield. This study was carried out to determine the effects of residues rates and tillage direction on grain yield and yield components of the Sardary wheat in a dryland region in Zanjan. Five wheat residues rates (0, 25, 50, 75 and 100% surface cover) were applied and i...
A simple and efficient asymmetric synthesis of (S,S)-Ethambutol has been carried out using a chiral butanediol. The synthesis was completed within six steps with an overall yield 53% and the enantiomeric purity of final product was 98%. All the reactions were very clean and the yields are excellent.
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