00731    a2200181   4500082001900000100001900019245012000038260006600158300002000224440002600244650004100270650001600311650004900327650004600376650004800422650005900470700002000529  a633.89528bJAY  aJayasena, W. G  aSmallholder rubber rehabilitation projectbinnovation,receptivity and adoption in rubber smallholdings of Sri lanka  aColombobAgrarian Research and Training Institutec1986g1986  axvi,172p.c29cm  aResearch study No. 71  aAgriculture and related technologies  aRubber tree  aRubber- producing and resin-producing plants  aCrops grown for other industrial purposes  aOther crops grown for industrial processing  aField and plantation cropsaField and plantation crops  aHerath, H. M. G