The world swine population produces about 1.7 billion tonnes of liquid manure annually. At an application rate of 20 tonnes per hectare, this could fertilize about 85 million hectares of …
TG Sommerfeldt, C Chang - Soil Science Society of America …, 1985 - Wiley Online Library
A long‐term manure study was set up in which cattle feedlot manure was applied annually at four rates to nonirrigated and irrigated land and was incorporated into the soil by plow …
OH Darwish, N Persaud, DC Martens - Plant and soil, 1995 - Springer
Surface soil samples to 15 cm depth were taken from replicated plots in an ongoing long- term field experiment involving application of animal manure on three soils in Virginia. The …
Fertilization is an important management strategy for crop yields by mediating soil fertility. However, rare studies quantitatively assessed the interactions among fertilization, crop …
Manure impacts labile pools of soil organic carbon (SOC) and nitrogen (N) which can influence soil microbial composition (MCC) and enzyme activities, and hence soil health …
LS Jensen - Animal manure recycling: treatment and …, 2013 - Wiley Online Library
Animal manure can be utilised as an optimal fertiliser of great value for crops and grasslands, provided that it is applied with appropriate methods and timing to minimise …
DC Edmeades - Nutrient cycling in Agroecosystems, 2003 - Springer
The results from 14 field trials comparing the long-term (20 to 120 years) effects of fertilisers and manures (farmyard manure, slurry, and green manure) on crop production and soil …
JA Parham, SP Deng, HN Da, HY Sun… - Biology and Fertility of …, 2003 - Springer
Studies were conducted to evaluate microbial populations and community structures in soils under different management systems in a long-term continuous winter wheat experiment …
O Dikinya, N Mufwanzala - Journal of soil science and …, 2010 - academicjournals.org
The utilization of chicken manure as an organic fertilizer is essential in improving soil productivity and crop production. We carried out the study to assess the effects of chicken …