Leaf litter samples of 12 dicotyledonous tree species (belonging to eight families) growing in a dry tropical forest and in early stages of decomposition were studied for the presence of litter fungi. Equal-sized segments of the leaves incubated in moist chambers were observed every day for 30 d for the presence of fungi. Invariably, the fungal assemblage on the litter of each tree species was ...

INTRODUCTION In vitro bioassays were performed to access the larvicidal activity of crude extracts from the endophytic fungus Pestalotiopsis virgulata (Melanconiales, Amphisphaeriaceae) and the saprophytic fungus Pycnoporus sanguineus (Basidiomycetes, Polyporaceae) against the mosquitoes Aedes aegypti and Anopheles nuneztovari. METHODS The extracts were tested at concentrations of 100, 200, 3...

The cultivation of blueberry (Vaccinium sp.) in Bulgaria has increased recent years, but the knowledge its diseases is almost nonexistent. During monitoring for sanitary status crops Southern (Plovdiv region), symptoms stem cancer, twigs necrotic lesions, leaf spots and low vigour were observed on 3-year-old Duke cv. Four isolates obtained from damaged stems leaves single-spored. recognized as ...

Secara alami, tanaman karet menggugurkan daun sebagai respons kekeringan untuk mengantisipasi defisit air tanah pada proses transpirasi. Pengurangan jumlah tidak hanya terjadi akibat periode gugur saja, namun adanya kejadian penyakit seperti Pestalotiopsis juga dapat mengakibatkan melakukan daun. Gugur dan pembentukan baru akan berpengaruh terhadap produksi lateks serta nilai indeks luas Oleh k...