Results 131 to 140 of about 1,851,314 (299)

Using minimum tillage to improve the efficiency of ecosystem service delivery on organic farms [PDF]

open access: yes, 2012
Organic farming practices aim to maximise the delivery of ecosystem services in the agricultural landscape. However, in order to maintain optimal crop productivity the mouldboard plough is often used to control weeds and this can have negative effects on
Döring, Thomas F.   +2 more
core   +1 more source

Pengaruh Macam Pupuk Organik Terhadap Pertumbuhan dan Hasil Jagung Manis (Zea mays-saccharata, Start)

open access: yesPlanta Tropika: Jurnal Agrosains, 2017
A field research to observe the effect of kinds of organic manure and on growth  and yield of sweet  corn  was  done  in Danguran   village,  Klaten  Regency  of Midle Java. The research was conducted during August to October 2003.
Sukuriyati Susilo Dewi   +2 more
doaj  

Overview of the re‐evaluation of trace elements as nutritional feed additives in the European Union: characterization, safety, and efficacy

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract The re‐evaluation of feed additives in the European Union was outlined in the Regulation (EC) No 1831/2003. The primary objectives were to ensure safety and verify efficacy, as well as to update authorizations and phase out unsafe additives or those in which the industry expressed no interest.
Gloria López‐Gálvez   +11 more
wiley   +1 more source

Fertilization: trade-offs between manure abatement and plant productivity [PDF]

open access: yes
In 2005, 30% of the Flemish farms faced a manure excess, while at aggregated level still 9.7% of the emission rights were unused. This means that, despite the various possibilities, Flemish farmers do not succeed in an effective exchange of manure ...
Lauwers, Ludwig H.   +5 more
core  

Causal Linkages Between Forestation, Health Issues, and Sustainability Dimensions in the United States and China: A Climate Resilience Perspective

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Growing environmental pressures and climate‐related risks have intensified concerns regarding population health and sustainability. This study explores how the predictive relationship between public health and key sustainability indicators, such as agricultural emissions, forests, governance, digitalization, green energy, and climate outcomes,
Jiyang Cheng   +4 more
wiley   +1 more source

Effect of Mild Organic Substitution on Soil Quality and Microbial Community

open access: yesAgronomy
Mild organic substitution is advantageous for sustainable agricultural development. In order to determine the proper fertilization strategy, it is essential to investigate the impact of substituting chemical fertilizers with varying levels of organic ...
Yijun Wang   +9 more
doaj   +1 more source

Experiments on organic manures, 1942–49

open access: yesThe Journal of Agricultural Science, 1963
… In short, he used many learned arguments to persuade his audience out of their senses; and from stench made a transition to filth, which he affirmed was also a mistaken idea, in as much as objects so called, were no other than certain modifications of matter, consisting of the same principles that enter into the composition of all created essences ...
openaire   +1 more source

The Economics of Manure Utilization: Model and Application [PDF]

open access: yes
A model of manure utilization is developed and applied to four types of transportable manure. Model results highlight important response differences among manure types and generally illustrate the diseconomies of manure production. For example, as manure
Hauck, Larry M., Keplinger, Keith O.
core  

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