A pot experimen: WaS ccnductec to ir.vestqate the eftect of to,ir cornposts on
wheat (Trlt,cl.m aesttvurr L.Cv Yecora roroj grovm In hIghly r alcareous .cary s e no
5(',1: (CaCO,:: 28%) [1f< composts were app'iec at five rates (0,6. 12 .• 8 ar d 24 t ~,a
I) Ail pots rece.vco 30% of the recornrner.dec amour.ts of ino'ganlc f2rtllizers (t~ P
and K) The obtained results strongly confirmed that application of composts at the
various rates Increased the orcanic matter cortent. the available P and ~, and
available micronutrients (Fe, Mn~ Cu. and Zn) in the investigated soil. The results also
showed that the application of composts caused a substantial increase in wheat Yield
(straw and grain) as we,! I as the macronutrients (N p. K) content and rnrcronutnents
(Fe, Mn. Cu. Zn) content by wheat plants Application or animal compost Into the soil gave the hi£l1est yield and
nutrients content by wheat plant compared With the other composts "rus Indlcat",n
that this compost in a good mature state