Bilaketaren emaitzak - "Fertilizers and manures"
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101
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102
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103
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104
Some cumulative effects of lime on the growth and yield of rice plant [microform]
Argitaratua 1976Visual Material -
105
The effect of different rates of nitrogen application on the yield and protein content of Taichung 31 wheat variety [microform]
Argitaratua 1974Visual Material -
106
Response of rice to different nitrogen fertilizers and times of application [microform]
Argitaratua 1975Visual Material -
107
Hydrolysis of urea and performance of some slow release urea fertilizers in flooded rice [microform]
Argitaratua 1977Visual Material -
108
Effect of PH on the growth of rhizobia and nitrogen fixation in some rhizobium-legume associations [microform]
Argitaratua 1977Visual Material -
109
An economic analysis of the efficiency of the nitrogen fertilizer in rice production
Argitaratua 1969Liburua -
110
Rice fertilization a six-year isotope study on nitrogen and phosphorus fertilizer utilization
Argitaratua 1970Liburua