fertility

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Developing Soil Testing and Fertiliser Response Guidelines to Manage P, K and S Fertility for Irrigated and Dryland Cotton Cropping Systems

Bell, Mike (University Of Queensland, )

Current nutrient management strategies are based primarily on the concept of cost effective nutrient management (i.e.

Developing Soil Testing and Fertiliser Response Guidelines to Manage P, K and S Fertility for Irrigated and Dryland Cotton Cropping Systems

Bell, Mike (University Of Queensland, )

Current nutrient management strategies are based primarily on the concept of cost effective nutrient management (i.e.

Mechanisms of resistance to mites in okra leaf cottons.

Wilson, Lewis J., Bauer, Les R.

Previous research at Narrabri Agricultural Research Station and elsewhere has shown that mite populations increase more slowly on okra leaf cotton genotypes than on normal leaf genotypes (Bailey et al., 1978; Thomson,

The potential of two species of egg parasites for controlling Heliothis.

Scholz, B.C.

Egg parasites of the genus Trichogramma arH used to control lepidopterous pests throughout the world (Stinner, 1977). These small parasitic wasps are released in large numbers (e.g.

COMPARISONS OF THE BIOLOGY OF PYRETHROID RESISTANT AND SUSCEPTIBLE HELIOTHIS ARMIGERA

Fitt, Gary P.

With the appearance of pvrethroid resistance in Heliothis armigera during the 1992/3 cropping season a strategy aimed at limiting the development of widespread resistance was rapidly implemented .H.