عنوان مقاله [English]
نویسنده [English]چکیده [English]
Wrong irrigation management is one of the farmers' problems in Jabot district. In other to achieve the best irrigation method and improve the efficiency of tomato water requirements under plastic coverage, the design was conducted to measure tomato water requirements at the level of ??, ?? and ???% in a randomized completely block in a (?.?) factorial method, on Jabot farms for two years long(????, ????).
The executive results showed that the fruit diameter was not considerably influenced by irrigation level, method and level-method interaction (p>??).The results obtained by comparing the mean yields indicated that dropping irrigation had maximum yield at level of ???% plant water needs as compared with minimum that of surface irrigation one at ??% of plant ones. Totally. It was conducted that the best treat is dripping irrigation at level of ???%. The analysis of economic results was performed using a partial budgeting procedure and also investment preference confirmed that dropping irrigation method with the supply ???% of water requirements is preferable than the other irrigation levels and methods