P. Yapa

The effect of protease digestion (in situ) on the slime substance of mature sieve tubes

D. Spanner, P. Yapa, 1972, Planta.

Accumulation of proline in cowpea under nutrient, drought, and saline stresses

P. Yapa, T.L.C. Somal, 1998 .

Changes of Some Membrane-Associated Enzyme Activities Degradation of Membrane Phospholipids in Cucumber Roots Due to Ca2+ Starvation

H. Matsumoto, T. Kawasaki, P. Yapa, 1986 .

Localisation of adenosine triphosphatase activity in mature sieve elements of Tetragonia

D. Spanner, P. Yapa, 1974, Planta.

Isoelectric focusing of sieve-tube protein

D. Spanner, P. Yapa, 1972, Planta.

Accumulation of free proline in bark and latex of Hevea brasiliensis affected by brown bast

S. Wickramasinghe, P. Yapa, T.V.W. De Soysa, 1986 .