I think it is a nice paper because the experiments in sandy soils were rare due to low yield combined with unpredictable rains to apply fertilizers. in my village, most of the cultivated area is sandy soil so people used to sow millet every year until the soil deteriorated to give only one sack of grain millet per feddan
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yahia dawoud eldie
I think it is a nice paper because the experiments in sandy soils were rare due to low yield combined with unpredictable rains to apply fertilizers. in my village, most of the cultivated area is sandy soil so people used to sow millet every year until the soil deteriorated to give only one sack of grain millet per feddan