The Highest - Lowest Zero and otherAppli ations

ررسی تأثیر غلظت های مختلف ویتامین E و سلنیوم در رقیق کننده تریس بر کیفیت اسپرم قوچ عربی

     The aim of this study was to evaluate the effect of levels of different vitamin E and selenium in tris extender on spermatozoa characteristics of Arabic ram. Semen collection was performed from 8 Arabic rams and mixed together. The mixed semen was divided in to 9 parts and after dilution with tris, different levels of selenium and vitamin E were added. This experiment was carried out in 3×...

Effect of gibberellic acid on some fluorescence and chlorophyll characteristics of Cyclamen persicum Mill. seedlings under different light regimes

The use of growth regulators and light quality change are two methods to improve plant performance. Therefore, a factorial experiment was conducted in a completely randomized design. Factors included three light modes (greenhouse light (control) and LED combination light of white: red: blue as 70: 10: 20 and 40: 40: 20 ratios) and gibberellic acid in four concentrations (0, 20, 40 and 60 mg/l)....

بررسی اثر تنش سرما در مرحله گیاهچه‌ای بر میزان پرولین، مالون‌دی‌آلدهید و رنگیزه‌های فتوسنتزی در ژنوتیپ‌های کنجد (Sesamum indicum L.)

   Sesame (Sesamum indicum L.) is one of tropical plants that sensitive to cold. In order to evaluate the tolerance of different genotypes of sesame to cold stress and effect of cold on their physiological characteristics, an experiment was conducted using a completely randomized design on ten genotypes including Varamin, Qa’im, Ultan, Yekta, Dashtestan 2, Darab 1, Naz Takshakheh, Naz Chandshak...

Perturbed zero - sum games with appli ations

Study on nursery growth performance of Pacific white shrimp (Litopenaeus vannamei Boone, 1931) under different feeding levels in zero water exchange system

Effect of different feeding levels on water quality, growth performance, survival rate and body composition of Pacific white shrimp Litopenaeus vannamei post larvae were studied in zero water exchange system. Shrimp post larvae with mean weight of 74.46± 6.17 mg were fed for 32 days in 300L fiberglass tanks containing 130L water at density of 1 post larvae L-1. There were five treatments includ...