bio
Post-harvest pests that have the potential to damage corn kernels are Sitophilus zeamais and Sitophilus oryzae. This study aims to determine the developmental stage of S. zeamais and S. oryzae pests on various varieties of corn kernels in the laboratory. The results showed that the treatment of S. zeamais pests resulted in the lowest percentage of mortality of imago on corn seeds of Lokal Madur…
Armyworm (Spodoptera frugiperda) is an important pest of corn crops in Indonesia that attacks in the vegetative phase to the generative phase. Light is one of the factors that can affect the growth and development of S. frugiperda which is divided into two phases, namely photophase (light period) and photophase (dark period). This study aims to observe and analyze the effect of light on the len…
Dragonflies are one of the insects that have an important role in maintaining the balance of the food chain and the sustainability of the ecosystem. Dragonflies can be used as a natural indicator of the quality of an environmental ecosystem and to assess the level of environmental damage. The aim of this research is to inventory the diversity of dragonfly species (Odonata) in the Purwodadi Bota…