Nitrogen fertilization management in orchards to reconcile productivity and environmental aspects

1996-1-1

Optimisation of nitrogen fertilisation

1996-1-1

The agronomical and physiological efficiency of nitrogen applied for arable crops in Poland

1996-1-1

A modified urea based NP fertilizer: urea-TSP-MAP combinations

1996-1-1

Mussoorrie rock phosphate-pyrite mixture as phosphate fertilizer

1996-1-1

Towards zero accumulation of heavy metals in soils

1996-1-1

Nitrogen balances in long-term field experiments

1996-1-1

Putting the concept of environmentally balanced fertilizer recommendations into practice on the farm

1996-1-1

Plant nutrient sulphur-a review of nutrient balance, environmental impact and fertilizers

1996-1-1

Principles of forest fertilisation - illustrated by New Zealand experience

1996-1-1

Agricultural use of sewage sludge and its regulation

1996-1-1

Heavy metal contaminants in inorganic and organic fertilizers

1996-1-1

Coordinated phosphorus research within a network of six European institutions

1996-1-1

European soils overfertilized with phosphorus: Part 1. Basic properties

1996-1-1

Soil effects due to sewage sludge application in agriculture

1996-1-1

Code of best agricultural practices

1996-1-1

Improvement of leguminous vegetables production in calcareous soil by addition of some acidifying materials

1996-1-1

Considerations on main factors which take part in nitrate contamination of ground water in Spain with relationship to other EU countries

1996-1-1

Higher and better yields with less environmental pollution in Egypt through balanced fertilizer use

1996-1-1

Estimation of the contribution of biological N2 fixation to twoPhaseolus vulgaris genotypes using simulation of plant nitrogen uptake from15N-labelled soil

1996-1-1

Nutrient cycling and sustainability

1996-1-1

The role of inorganic fertilizers and their management practices

1996-1-1

Aluminium phytotoxicity

1996-1-1

Fertigation for minimizing environmental pollution by fertilizers

1996-1-1

Estimating nutrient surplus and nutrient use efficiency from farm characteristics

1996-1-1

The effect of ionic strength on soil P reactions is negligible

1996-1-1

Effect of method of N-application and modified urea on N-15 recovery by rice

1996-1-1

Sub-surface injection of liquid waste

1996-1-1

Effect of agricultural practices on the nitrogen losses to the environment

1996-1-1

Effect of different rates of N-fertilizers on nodulation, nodule activities and growth of two field grown cvs. of soybean

1996-1-1

Improvement of the N fertilizer efficiency with dicyandiamide (dcd) in citrus trees

1996-1-1

Suitability of North Carolina natural phosphate to Polish agriculture

1996-1-1

Cotton fertilization with composts of (sugarbeet) vinasse and agricultural residues

1996-1-1

Reducing N losses (NH3, N2o, N2) and immobilization from slurry through optimized application techniques

1996-1-1

Natural radioactivity in phosphate fertilizers

1996-1-1

Effect of climate on the recovery in crop and soil of15N-labelled fertilizer applied to wheat

1996-1-1

Phosphate enrichment in the sandy loam soils of West-Flanders, Belgium

1996-1-1

Plant biomass and fruit yield induction by Ti(IV) in P-stressed pepper crops

1996-1-1

Nitrogen losses by denitrification and leaching in grassland

1996-1-1

Effect of time and rate of nitrogen application on cotton

1996-1-1

Impact of vesicular arbuscular mycorrhizal fungi andRhizobium on the growth and P, N and Fe uptake by faba-bean

1996-1-1

Control of nitrate pollution by application of controlled release fertilizer (CRF), compost and an optimized irrigation system

1996-1-1

Nitrate contamination of groundwater: Measurement and prediction

1995-1-1

Nitrogen fixation associated with grasses and cereals: Recent progress and perspectives for the future

1995-1-1

Soil, plant and atmospheric conditions as they relate to ammonia volatilization

1995-1-1

Use of phenylphosphorodiamidate and N-(n-butyl)thiophosphorictriamide to reduce ammonia loss and increase grain yield following application of urea to flooded rice

1995-1-1

Comparison of the fertilizing effects of ash from burnt secondary vegetation and of mineral fertilizers on upland rice in south-west C�te d'Ivoire

1995-1-1

Agronomic evaluation of fertilizers with special reference to natural and modified phosphate rock

1995-1-1

Use of15N for fertilizer N recovery and N mineralization studies in semi-arid Kenya

1995-1-1

Modelling the residual effects of phosphate fertilizer in the Ropsley (UK) field trial 1978?1990

1995-1-1