Prikaz rezultata 261 – 280 od 488 za pretraživanje '', vrijeme pretraživanja: 0,02s Detaljiziraj rezultate
  1. 261
    Visual Material

    Nitrogen availability in five soils under different management systems and its effects on growth and yield of rice [microform]
  2. 262
    Visual Material

    Evaluation and correlation on selected phosphorous soil test methods for paddy soils [microform]
  3. 263
    od Sanchez, Pedro A. 1940-
    Izdano 1976
    Knjiga

    Properties and management of soils in the tropics
  4. 264
    od Abad, Ramon Gil
    Izdano 1976
    Visual Material

    Soil in relation to socio-economic prolems in the Philippines [microform]
  5. 265
    Visual Material

    Evaluation of some phosphorous tests for lowland rice soils [microform]
  6. 266
    Izdano 1976
    Karta

    Soil map Mindoro Province, Philippines
  7. 267
    Izdano 1976
    Karta

    Soil map Cavite province, Philippines
  8. 268
    Izdano 1976
    Knjiga

    Laboratory procedures for soil analysis
  9. 269
    Visual Material

    A study on the types of land preparations for rice and their effects on following upland crops [microform]
  10. 270
    Visual Material

    Improving the productivity of Luisiana clay planted to rice [microform]
  11. 271
    od Montecillo, Lupo A. 1934-
    Izdano 1975
    Visual Material

    Effects of potassium on the growth, yield and on the nutrient cation relationship in rice grown on calcereous soils [microform]
  12. 272
    od Maxino, Gerardo 1941-
    Izdano 1975
    Visual Material

    An experimental study of the radiometric determination of potassium content of soils and minerals [microform]
  13. 273
    Izdano 1975
    Karta

    Soil map of Marikina
  14. 274
    Izdano 1975
    Karta

    Soil map Tarlac province, Philippines
  15. 275
    Analytics

    Effect of organic matter application and water regimes on the transformation of fertilizer nitrogen in a Philippine soil
  16. 276
    od Natividad, Narciso M.
    Izdano 1974
    Knjiga

    Soil survey of Abra province, Philippines a reconnaissance soil survey
  17. 277
    od Montecillo, Lupo Abaquita
    Izdano 1974
    Visual Material

    Mineralogy and chemistry of certain Philippine soils
  18. 278
    od Chantanapokul, Utai 1945-
    Izdano 1974
    Visual Material

    Effect of the decomposition of plant materials and animal manures and their associated microorganisms on the pathogenicity of Sclerotium Rolfsii Sacc. [microform]
  19. 279
    od Kezdi, Arpad
    Izdano 1974
    Knjiga

    Handbook of soil mechanics
  20. 280
    Knjiga

    world of the soil.
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