Volume 31; Issue 2

6

Urea-rubber matrices as slow-release fertilizers

Year:
1992
Language:
english
File:
PDF, 565 KB
english, 1992
8

Guano as a nitrogen source for fertigation in organic farming

Year:
1992
Language:
english
File:
PDF, 493 KB
english, 1992
11

Effectiveness of fall- versus spring-applied urea on barley

Year:
1992
Language:
english
File:
PDF, 363 KB
english, 1992
13

Critical soil level of zinc for wheat grown in alkaline soils

Year:
1992
Language:
english
File:
PDF, 218 KB
english, 1992