| 641 |
Availability of P in sandy calcareous soils: 2. Effects of organic matter and added P |
1993 |
| 642 |
Availability of P in sandy calcareous soils: I. Kinetic studies |
1993 |
| 643 |
Availability of P in sandy calcareous soils: I. Kinetic studies |
1993 |
| 644 |
Availability of P in sandy calcareous soils: II. Effects of organic matter and added P |
1993 |
| 645 |
Availability of P in sandy calcareous soils: II. Effects of organic matter and added P |
1993 |
| 646 |
Availability of P to alfalfeer and ryegrass in sandy calcareous soils as affected by adding organic manure arnile sediments |
1993 |
| 647 |
Availability of P to alfalfeer and ryegrass in sandy calcareous soils as affected by adding organic manure arnile sediments |
1993 |
| 648 |
Characteristics and productivity of a sandy soil as influenced by soil conditioners in |
1993 |
| 649 |
Effect of K-fertilization on the production of wheat grown in sandy soils under sprinkler irrigation |
1993 |
| 650 |
Effect of soil conditioners and irrigation Regime on the growth and nutrient uptake by Alfalfa plants |
1993 |