na INLIS000000000003836 Inggris 0010-0621000122 Soil fertility and fertilizers Samuel L. Tisdale; Werner L. Nelson Tisdale, Samuel L. New York MacMillan 1956 xxii, 430 p.: ill.; Index 23 cm. 631.8 TIS s 631.8 SOIL FERTILITY FERTILIZERS 130/KA/2021