000 00675nam a2200169 4500
001 00103527
003 PWmBRO
005 20240602102304.0
008 960213s1989 pp b 0 010 eng
100 1 0 _aTalopa, Pamenda.
245 1 4 _aThe effect of four levels of nitrogen and time of harvest on the yield of sweet potato (Ipomoea batatas (L.) Lam) :
_ba thesis submitted in partial fulfilment of the requirement for the Post Graduate Diploma in Agriculture /
_cby Pamenda Talopa.
260 _aLae :
_bPNG University of Technology, Dept. of Agriculture,
_c1989.
300 _axii, 74 p.
650 0 _aSweet potatoes.
650 0 _aSweet potatoes
_xHarvesting.
942 _2ddc
999 _c56705
_d56705