Sentence examples for crop problems from inspiring English sources
This situation is acknowledged in a recent issue of a technical journal devoted to crop problems, which notes that "with the widespread use of 2,4-D to control broad-leaved weeds, grass weeds in particular have increasingly become a threat to corn and soybean yields".
The Universal Leaf Tobacco Company said yesterday that it was shutting five plants and laying off 175 full-time employees and a further 1,400 seasonal workers because of expectations for a smaller crop, problems caused by Hurricane Floyd as well as "unprecedented political and legal attacks" on the industry.
The aim of this study was to evaluate the potential of the groundwater to cause crop problems through toxicity, salinity and soil infiltration rate for determining the suitability of groundwater for sprinkler irrigation uses.
Now prices are higher—a benefit to producers, at least—and the "African crop" problem is being solved.
In addition, we solve exactly an extended version of the crop problem that includes non-conditional linear Gaussian distributions and non-linear deterministic functions.
Models used for designing cropping systems and for responding to cropping problems caused by climate variations must generate accurate predictions.
Various soil and cropping problems develop as the total salt content increases, and special management practices may be required to maintain acceptable crop yields.
Various soil and cropping problems develop as the total salt content increases, and special management practices may be required to attain crop yields at desired level (FAO 2007).
Crop production problems in agriculture are encountered when excess salinity (salt accumulation) occurs in soils in arid climates where the rate of evaporation exceeds the rate of precipitation.
Simulation models can be important tools for analyzing and managing irrigation, soil salinization or crop production problems.
However, little is known about the impact these crops may have on farmers' pre-existing crop pest problems.
