List of Articles dry period Open Access Article Abstract Page Full-Text 1 - Analysis and forecasting of precipitation in the Larestan area by Markov chain. بهلول Alijani زین العابدین Jafarpoor حیدر Ghaderi Open Access Article Abstract Page Full-Text 2 - The Clarification of Monthly Precipitation Fluctuations in Ahar Station in relation to the Tele-connection Patterns Ali Mohammad Khorshiddoust Yousef Ghavidel Rahimi Open Access Article Abstract Page Full-Text 3 - Classification of changes in the length of rainfall-dependent dry periods in Iran seyed keramat hashemi ana Open Access Article Abstract Page Full-Text 4 - عوامل مؤثر بر طول دوره خشکی و تأثیر آن روی تولید و ترکیبات شیر در شیردهی بعدی گاوهای هلشتاین آی. بوجنانه Open Access Article Abstract Page Full-Text 5 - Relationship between teat-end hyperkeratosis at the beginning of dry period and new mammary infection rate in dairy cattle اورنگ Ataee علی Khalaf محمد Emadi