-
3501
Methods, sources and time of nitrogen application for upland rice [microform]
Publié 1977Visual Material -
3502
-
3503
Blood gonadotrophic activity in carabao heifers during the estrous cycle [microform]
Publié 1977Visual Material -
3504
-
3505
The cytogenetics of oryza nivara sharma et shastry x o. sativa L.F1 hybrids [microform]
Publié 1977Visual Material -
3506
-
3507
Maranao rice farmers' perceptions of the credibility characteristics of an extension agent [microform]
Publié 1977Visual Material -
3508
Perception of pictorial and visual symbols in some Asian countries the Philippine rural study [microform]
Publié 1977Visual Material -
3509
-
3510
Rearing, nutritional and pathological studies of the silkworm bombyx mori [microform]
Publié 1977Visual Material