000 00460nam a2200133Ia 4500
008 220214s9999 xx 000 0 und d
100 _aMaas JGJA
245 4 _aThe Effect of soil differences and manuring on the formation of latex vessels
260 _bCommunications of the plantations research department of the United States rubber plantations Ing. Rubberseries No. 39
_c1923
300 _a11p
700 _aSchmole JF
700 _aYates HS
942 _cRE
999 _c46196
_d46196