Now showing items 1-6 of 6
Increasing wheat yields sustainability through agronomic means
This paper examines common factors that constrain wheat yields: insufficient nutrients (using nitrogen as an example); problems of late planting and poor crop establishment; suboptimal water management; lodging; and weeds. ...
Effects of conservation tillage on water supply and rainfed maize production in semiarid zones of west-central Mexico
This study analyzes the potential of conservation tillage (CT) for improving maize productivity under a range of soil and rainfall conditions in a semiarid zone of West-Central Mexico, evaluating the consequences of tillage ...
Soil fertility management research for the maize cropping systems of smallholders in Southern Africa : a review
This paper examines the implications of declining soil fertility for the maize-based cropping systems in southern and eastern Africa. A review of the importance of maize in the region is followed by a description of the ...
Farmer assessment of velvetbean as a green manure in Veracruz, Mexico : experimentation and expected profits
This study explores factors associated with farmers' decision to experiment with velvetbean (Mucuna spp.), a green manure, as a maize intercrop in three villages of Veracruz, Mexico. To asses whether velvetbean might be ...
The adoption of conservation tillage in a hillside maize production system in Motozintla, Chiapas
Data from a 1994 survey of 82 farmers who grow maize on steep hillsides in Motozintla, Chiapas, provided information on agricultural practices, including the adoption of conservation tillage practices; the profitability ...
Meeting South Asia's future food requirements from rice-wheat cropping systems : priority issues facing researchers in the post-green revolution era
The importance of rice-wheat cropping systems in meeting present and future food needs in South Asia is reviewed. Evidence from a number of factor productivity studies, which analyze yield trends after adjusting for changes ...