 | Maine. Board of Agriculture, Maine. Department of Agriculture - 1873 - 516 Seiten
...those of climate, soil, etc. There is another difficulty in the way of conducting field experiments which is exceedingly difficult to obviate — that...large plats. If your plats are very extensive, and you have a large number of them, you cannot harvest them all at the same time. You cannot put in all... | |
 | Michigan. State Board of Agriculture - 1871 - 498 Seiten
...those of climate, soil, etc. There is another difficulty in the way of conducting field 38 experiments which is exceedingly difficult to obviate — that...large plats. If your plats are very extensive, and you have a large number of them, you cannot harvest them all at the same time; yon cannot put in all... | |
 | Illinois - 1872 - 1108 Seiten
...those of climate, soil, etc. There is another difficulty in the way of conducting field experiments, which is exceedingly difficult to obviate, that is,...large plats. If your plats are very extensive, and yon have a, large number of them, you cannot harvest them all at the same time. You cannot put in all the... | |
 | Missouri. State Board of Agriculture - 1872 - 844 Seiten
...those of climate, soil, etc. There is another difficulty in the way of conducting field experiments which is exceedingly difficult to obviate — that...large plats. If your plats are very extensive, and you have a large number of them, you cannot harvest them all at the same time. Yon can not put in all... | |
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... be one reason why it would be desirable to try experiments at quite a number of different points, having all the conditions precisely alike so far as we can, making the conditions that vary simply those of climate, soil, etc. There is another difficulty... 