Differential susceptibility of barnyard grass (Echinochloa crus-galli var. crus-galli) ecotypes to Exserohilum longirostratum von Juraimi, A.S.(University of Putra Malaysia, Selangor), Tasrif, A, Kadir, J, Napis, S, Sastroutomo, S.S

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Environmental control of turion formation in curly pondweed (Potamogeton crispus) [propagation, weed, shortday plant, natural observation, growth chambers, temperature, light inten... von Sastroutomo, S.S. (Tohoku Univ., Sendai (Japan). Biological Inst.)

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宮城県相野沼における堆積物特性と関連した大型水生植物の夏季の現存量 von Sastroutomo, S.S

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Ecological studies of water hyacinth (Eichhornia crassipes Mart. Solms) with special emphasis on their growth von Sastroutomo, S.S, Ikusima, I, Numata, M

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Germination of turions in Potamogeton berchtoldii [Aquatic plants] von Sastroutomo, Soetikno S.

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Preliminary report on the buried seeds of floating islands and bottom of Lake Rawa Pening, Central Java von HAYASHI, Ichiroku, PANCHO, JuanV, SASTROUTOMO, SoetiknoS

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Ecological studies of waterhyacinth (Eichhornia crassipes Mart. Solms) with special emphasis on their growth von SASTROUTOMO, Soetikno S., IKUSIMA, Isao, NUMATA, Makoto

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中部ジャワ，ラワ・ペニン湖の浮島および湖底の埋土種子 von 林, 一六, Pancho, J.V, Sastroutomo, S.S

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ホテイアオイ(Eichhornia Crassipes Mart. Solms)の生態学的研究 : とくに成長について von Sastroutomo, S.S, 生嶋, 功, 沼田, 眞

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