Proceedings of the New Zealand Weed and Pest Control Conference1988 - Pesticides |
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Page 22
tray and then mixed throughout before transferring it to pots . Bioassay species were planted at 1.5 cm depth in a 12 cm diameter pot and treatments were replicated four times . Pots were sub - irrigated to maintain the soil near field ...
tray and then mixed throughout before transferring it to pots . Bioassay species were planted at 1.5 cm depth in a 12 cm diameter pot and treatments were replicated four times . Pots were sub - irrigated to maintain the soil near field ...
Page 135
... pots of soil . The plants were grown in a glasshouse for 4 weeks until the pot was covered with a thick clover sward . The plants were then trimmed to a height of 2 cm and 20 healthy early third instars were added to each pot . Five pots ...
... pots of soil . The plants were grown in a glasshouse for 4 weeks until the pot was covered with a thick clover sward . The plants were then trimmed to a height of 2 cm and 20 healthy early third instars were added to each pot . Five pots ...
Page 250
... pots resulted in a mean disease level of 67 % ( SE = 13 ) . No disease was found in untreated pots in which healthy larvae had removed all fine feeding roots . There was less root damage in pots where bacteria had been applied . Control ...
... pots resulted in a mean disease level of 67 % ( SE = 13 ) . No disease was found in untreated pots in which healthy larvae had removed all fine feeding roots . There was less root damage in pots where bacteria had been applied . Control ...
Contents
Author Index | 9 |
Address by Sir David Beattie to 40th Annual Conference | 15 |
CEREALS | 21 |
Copyright | |
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41st N.Z. Weed activity alligator weed aphid application asparagus assessed Auckland barley bioassay BYDV Canterbury cereals chemical clethodim crop cultivars cyproconazole damage diclofop-methyl disease DSIR effect eggs field flowering fluazifop-butyl fluvalinate foliage fruit fungicides g/ha glyphosate gorse grass grub grass weeds growers Hamilton clay loam herbicides Horotiu sandy loam infection insecticide kg/ha kiwifruit larvae leaf litres/ha loam soil MCPA mite miticides mulch myclobutanil nodding thistle NZ Weed orchards P.O. Box paclobutrazol Palmerston North pasture pendimethalin Pest Control Conf picloram pirimicarb plants plots Popay populations Proc programme propargite propiconazole Pukekohe quizalofop regrowth replicates Research residues resistance rosettes Ruakura ryegrass samples seed seedlings sethoxydim shoot significantly Silwet L-77 simazine spray surfactant susceptible Table temperature tested thrips tillers tip rot translocation treated treatment trees trial triasulfuron untreated uptake Weed and Pest weed control weeks yield Zealand