New Roots for Ecological Intensification

CSA News ◽  
2014 ◽  
Vol 59 (11) ◽  
pp. 16-17
Author(s):  
Timothy Crews ◽  
Thomas Cox ◽  
Lee De Haan ◽  
Sivaramakrishna Damaraju ◽  
Wes Jackson ◽  
...  
2017 ◽  
Vol 236 ◽  
pp. 221-233 ◽  
Author(s):  
Jose L. Rolando ◽  
Cecilia Turin ◽  
David A. Ramírez ◽  
Victor Mares ◽  
Jorge Monerris ◽  
...  

2019 ◽  
pp. 107-129
Author(s):  
Gordon Conway ◽  
Ousmane Badiane ◽  
Katrin Glatzel

This chapter proposes that the way forward will be a prosperous and sustainable agriculture sector deeply rooted in the concept of sustainable intensification (SI): producing more with less, using inputs like seeds, fertilizers, and pesticides more prudently, adapting to climate change, reducing GHG emissions, improving natural capital such as soil moisture capacity and the diversity of pests' enemies, and building resilience. One approach to SI is to employ precision agriculture, ensuring that inputs—whether nutrients, pesticides, seeds, or water—are used in a precise, sparing, effective, and strategic way in order to minimize their environmental impact. Thus microdosing permits the prudent, targeted use of inputs such as fertilizers, thereby improving soil quality and moisture while reducing the environmental impact that excessive use can cause. It also reduces costs and helps improve nutrient use efficiency and protection against drought. Precision farming focuses on just one aspect of SI. More generally, it is a concept that includes three mutually reinforcing pillars: ecological intensification, genetic intensification, and socioeconomic intensification.


Ecosystems ◽  
2018 ◽  
Vol 21 (7) ◽  
pp. 1404-1415 ◽  
Author(s):  
M. P. D. Garratt ◽  
R. Bommarco ◽  
D. Kleijn ◽  
E. Martin ◽  
S. R. Mortimer ◽  
...  

2018 ◽  
Vol 165 ◽  
pp. 71-84 ◽  
Author(s):  
Geraldo Stachetti Rodrigues ◽  
Carlos Roberto Martins ◽  
Inácio de Barros

2019 ◽  
Vol 19 (6) ◽  
pp. 1725-1736
Author(s):  
Omonlola Nadine Worou ◽  
Jerome Ebagnerin Tondoh ◽  
Armand Wowo Koné ◽  
Thomas Gaiser ◽  
Arnauth Martinez Guéi ◽  
...  

Agronomy ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 375 ◽  
Author(s):  
Von Yi Yap ◽  
Phaeng Xaphokhame ◽  
Andreas de Neergaard ◽  
Thilde Bech Bruun

Intercropping of legumes can be a strategy to improve soil fertility and enhance overall productivity while reducing dependency on external inputs in intensified cropping systems. Integration of legumes in maize-based cropping systems is promoted as an agro-ecological intensification option for input-constrained smallholders in uplands of Southeast Asia, but adoption rates in the region remain low. The overall aim of this study was to assess the suitability and trade-offs of integrating ricebean in maize-based smallholder cropping systems in upland areas of Northern Laos. We conducted a researcher-managed field trial to investigate the agronomic performance of ricebean/maize intercropping, and farmer-managed trials combined with surveys (N = 97), and focus group discussions in 10 villages to understand factors influencing farmers’ decision making concerning ricebean adoption. Drought, rat infestation and crop damage by grazing livestock were identified as important constraints to the production of ricebeans. Factors facilitating adoption included improvement of soil fertility, the potentially high selling price of ricebeans and the presence of extension agents, while barriers included labour shortage, concerns about competition with maize and lack of a market outlet for the ricebean produce. We conclude that the investigated maize/ricebean intercropping system is poorly suited to the current conditions in the study area, and call for farm-based studies focusing on developing locally adapted legume intercropping systems able to perform under variable rainfall conditions. Initiatives addressing challenges related to free grazing livestock and efforts to link legume producers in remote areas to emerging markets are also needed.


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