Evaluation of three herbicides for weed control in Carthamus tinctorius L., Helichrysum bracteatum Willd., Helipterum roseum Benth and Lonas annua Vines et Druce crops
2003
Andrzej Borowy | Agnieszka Zygarlicka
Chlorthal-dimethyl 7.5 and 11.25 kg ha-1 applied preemergence, propyzamide 1.0 and 1.5 kg ha-1 incorporated into the soil at the depth of 4–6 cm and trifluralin 0.75 and 1.0 kg ha-1 incorporated into the soil at the depth of 5–10 cm did not affect the fresh weight of shoots, length of main shoot nor the diameter of inflorescence of Carthamus tinctorius, Helichrysum bracteatum, Helipterum roseum and Lonas annua and controlled about 40 to 75% of weeds growing during eight weeks after seed sowing in 3-years experiment.
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