Communities of plant-parasitic nematodes collected from five different vegetation types (canopy woodland, savannah, gallery forest, cultivated perennial, and annual plants) and soils (yellowish red latosols, dark red latosols, arenosols, acrisols, and gleysols) were studied. Ninety percent of the soil samples collected from savannah contained at least four genera of plant-parasitic nematodes. T...

Soybean is currently the most cultivated oilseed in world. The objective of this study was to analyze chemical attributes Oxisol correlated with soybean productivity. evaluated were grain productivity, soil properties organic matter contents, phosphorous, pH, potassium, calcium, magnesium, hydrogen + aluminum, sum bases, cation exchange capacity (CEC), base saturation, liming requirement; penet...

the effects of banana continuous cropping on soil quality and chemical properties and crop yield were investigated under continuous cropping for 1, 3, 5, 7, 10, and 15 years in hainan province, china. the results indicated that the contents of total n, total k, available k, nh4-n, exchangeable ca, and available cu tended to increase, while total organic c (toc), available s, and available zn te...